{"id":2572,"date":"2023-11-13T23:25:18","date_gmt":"2023-11-13T22:25:18","guid":{"rendered":"https:\/\/mbci.mackuz.ovh\/?p=2572"},"modified":"2023-11-13T23:25:18","modified_gmt":"2023-11-13T22:25:18","slug":"adjustment-of-idle-speed","status":"publish","type":"post","link":"https:\/\/mbci.mackuz.ovh\/index.php\/2023\/11\/13\/adjustment-of-idle-speed\/","title":{"rendered":"Adjustment of idle speed"},"content":{"rendered":"

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07.3\u2014100 Adjustment of idle speed<\/strong><\/div>\n<\/div>\n<\/td>\n
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A. Standard version<\/strong><\/div>\n<\/div>\n<\/td>\n
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Checking and adjusting data<\/strong><\/div>\n<\/div>\n<\/td>\n
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Engine<\/div>\n<\/div>\n<\/td>\n
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Idle speed 1\/min<\/div>\n<\/div>\n<\/td>\n
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Idle speed emission value %CO<\/div>\n<\/div>\n<\/td>\n
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110.984\/985 110.986\/987<\/div>\n<\/div>\n<\/td>\n
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750-850<\/div>\n<\/div>\n<\/td>\n
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110.988 110.989 110.990<\/div>\n<\/div>\n<\/td>\n
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Screw driver 3 mm with tommy handle for regulating idle speed emission value<\/div>\n<\/div>\n<\/td>\n
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\"m110<\/div>\n<\/td>\n
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000 589 14 11 00<\/div>\n<\/div>\n<\/td>\n
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Puller<\/div>\n<\/div>\n<\/td>\n
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123 589 05 33 00<\/div>\n<\/div>\n<\/td>\n
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11004-8204<\/strong><\/div>\n<\/div>\n<\/td>\n
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Installer<\/div>\n<\/div>\n<\/td>\n
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\"m110<\/div>\n<\/td>\n
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123 589 00 15 00<\/div>\n<\/div>\n<\/td>\n
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Oil telethermometer<\/div>\n<\/div>\n<\/td>\n
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116 589 27 21 00<\/div>\n<\/div>\n<\/td>\n
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Conventional testing tools<\/strong><\/div>\n<\/div>\n<\/td>\n
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and accessories<\/strong><\/div>\n<\/div>\n<\/td>\n
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CO-measuring instrument,<\/div>\n<\/div>\n<\/td>\n
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revolution counter<\/div>\n<\/div>\n<\/td>\n
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Digital tester<\/div>\n<\/div>\n<\/td>\n
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e.g.<\/div>\n<\/div>\n<\/td>\n
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made<\/div>\n<\/div>\n<\/td>\n
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by<\/div>\n<\/div>\n<\/td>\n
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Bosch,<\/div>\n<\/div>\n<\/td>\n
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MOT<\/div>\n<\/div>\n<\/td>\n
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001<\/div>\n<\/div>\n<\/td>\n
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Note<\/strong><\/div>\n<\/div>\n<\/td>\n
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On light alloy fuel distributor, removal of air cleaner for adjusting emission value at idle is no longer neces\u00adsary.<\/div>\n
Do not adjust idle speed when engine is too hot, e.g. immediately after a fast drive or after measuring out\u00adput on chassis dynamometer.<\/div>\n<\/div>\n<\/td>\n
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07.3.2 lla-100\/1 F2<\/div>\n<\/div>\n<\/td>\n
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Adjusting<\/strong><\/div>\n<\/div>\n<\/td>\n
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1 Switch off air-conditioning system or automatic climate control. Move selector lever into position<\/div>\n<\/div>\n<\/td>\n
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2\u00a0 \u00a0Remove air cleaner, with gray iron fuel distributor only.<\/div>\n
3\u00a0 \u00a0Connect test instruments: Revolution counter, CO-measuring instrument, digital tester, oil telethermo-meter.<\/div>\n<\/div>\n<\/td>\n
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4\u00a0 \u00a0Run engine to 75\u201485 \u00b0C oil temperature.<\/div>\n
5\u00a0 \u00a0Check intake system for leaks. For this purpose, spray all sealing points with Iso-Oktan DIN 51 756 or benzine.<\/div>\n
Attention!<\/strong><\/div>\n
Do not use conventional fuel for spraying (unhealthy vapors). Pay attention to inflammability and do not spray on red-hot parts or components of ignition system.<\/div>\n<\/div>\n<\/td>\n
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6 Vehicles with cruise control\/tempomat:<\/div>\n<\/div>\n<\/td>\n
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Cruise control\/tempomat, pneumatic<\/strong><\/div>\n
Check whether bowden wire for cruise control\/tem\u00adpomat rests free of tension against regulating lever (7).<\/div>\n
Set with adjusting nut (6), if necessary.<\/div>\n<\/div>\n<\/td>\n
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Cruise control\/tempomat, electrical<\/strong><\/div>\n
Check whether actuator rests against idle speed stop of cruise control\/tempomat. For this purpose, dis\u00adconnect pull rod (21) and push lever of actuator clock\u00adwise to idle speed stop.<\/div>\n
When connecting pull rod (21), make sure that the lever of the actuator is raised by approx. 1 mm from idle speed stop. Adjust pull rod, if required.<\/div>\n<\/div>\n<\/td>\n
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07.3.2 Ha\u2014100\/2 F2<\/div>\n<\/div>\n<\/td>\n
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7 Check whether roller (3 and 15) in slotted lever (4 and 13) rests free of play against end stop. Adjust with connecting rod (1 and 2), if required.<\/div>\n<\/div>\n<\/td>\n
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Model 126<\/div>\n<\/div>\n<\/td>\n
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Connecting rod can be adjusted on one side only. Pay attention to installation position (refer to Fig.)<\/div>\n<\/div>\n<\/td>\n
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2 Former version 2a Present version<\/div>\n<\/div>\n<\/td>\n
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1304-10702<\/strong><\/div>\n<\/div>\n<\/td>\n
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8 Set to specified speed by means of idle speed adjusting screw (10).<\/div>\n<\/div>\n<\/td>\n
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07.3.2 Ha\u2014100\/3 F2<\/div>\n<\/div>\n<\/td>\n
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9 Adjusting idle speed emission value:<\/div>\n<\/div>\n<\/td>\n
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\"m110<\/div>\n<\/td>\n
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With gray iron fuel distributor<\/strong><\/div>\n
Unscrew closing plug (arrow).<\/div>\n
Attention!<\/strong><\/div>\n
On vehicles manufactured after 1.10.1976, remove safety plug first.<\/div>\n<\/div>\n<\/td>\n
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Insert screw driver through bore on idle speed mix\u00adture control screw and set emission value by turning screw.<\/div>\n
Turning counterclockwise = leaner Turning clockwise\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 = richer<\/div>\n
Close bore for closing plug. Accelerate for a short moment, check idle speed emission value and read\u00adjust, if required.<\/div>\n<\/div>\n<\/td>\n
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Following adjustments on vehicles manufactured after 1.10.1976, engines were provided with a blue safety plug (arrow), MB part no. 000 997 59 86.<\/div>\n<\/div>\n<\/td>\n
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07.3.2 lla-100\/4 F2<\/div>\n<\/div>\n<\/td>\n
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With light alloy fuel distributor<\/strong><\/div>\n
Pull out safety plug (4) by means of puller.<\/div>\n
Push with screw driver (1) through recess on air cleaner top against adjusting device (2). Push adjusting device down with screw driver against spring force, turn slightly until hexagon (3) engages in mix\u00adture control screw (61).<\/div>\n<\/div>\n<\/td>\n
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1073-8838<\/strong><\/div>\n<\/div>\n<\/div>\n<\/td>\n
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Turning counterclockwise = leaner Turning clockwise\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 = richer<\/div>\n
Release screw driver, the compression spring will then force adjusting device out of mixture control screw.<\/div>\n<\/div>\n<\/td>\n
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1\u00a0 \u00a0Screw driver<\/div>\n
2\u00a0 \u00a0Adjusting device<\/div>\n
3\u00a0 \u00a0Hexagon<\/div>\n
4\u00a0 \u00a0Safety plug<\/div>\n
61\u00a0 \u00a0 Mixture control screw<\/div>\n<\/div>\n<\/td>\n
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Accelerate for a short moment, check idle speed emis\u00adsion value and readjust, if required.<\/div>\n
Following adjustment, install a blue fuse plug (4), part no. 000 997 56 86 by means of installer.<\/div>\n<\/div>\n<\/td>\n
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Note: <\/strong>The diameter of the installer for knocking-in safety plug for protective cap of mixture control screw (61) has been changed from 8 mm to 6.5 mm.<\/div>\n
In spare parts sector, only installers with changed diameter are now available. On former installers, grind diameter down to 6.5 mm.<\/div>\n<\/div>\n<\/td>\n
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10\u00a0 \u00a0With gray iron fuel distributor, mount air cleaner. Check idle speed emission value once again and read\u00adjust, if required.<\/div>\n
11\u00a0 \u00a0 Place selector lever into driving position, switch-on air conditioning, turn power steering to full lock, with engine running. Readjust engine speed, if required.<\/div>\n<\/div>\n<\/td>\n
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07.3.2 lla-100\/5 F2<\/div>\n<\/div>\n<\/td>\n
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Identification label: Identification label in national language on radiator cross member. Adjust engines according to data of respective emission label.<\/div>\n<\/div>\n<\/td>\n
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Testing and adjusting values<\/strong><\/div>\n<\/div>\n<\/td>\n
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National version<\/div>\n
and<\/div>\n
model year<\/div>\n<\/div>\n<\/td>\n
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Idle speed 1\/min<\/div>\n<\/div>\n<\/td>\n
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Idle speed emission value % CO without air injection<\/strong><\/div>\n<\/div>\n<\/td>\n
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(AUS)<\/strong><\/div>\n
Label: color code silver.<\/div>\n<\/div>\n<\/td>\n
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1977-1980<\/div>\n<\/div>\n<\/td>\n
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800<\/div>\n<\/div>\n<\/td>\n
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0.5-1.5<\/div>\n<\/div>\n<\/td>\n
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<\/td>\n\n
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1981\/82<\/div>\n<\/div>\n<\/td>\n
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750-850<\/div>\n<\/div>\n<\/td>\n
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0.3-1.3<\/div>\n<\/div>\n<\/td>\n
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Label: in Japanese language.<\/div>\n<\/div>\n<\/td>\n
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<\/div>\n<\/div>\n

 <\/td>\n

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1977-1980<\/div>\n<\/div>\n<\/td>\n
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800<\/div>\n<\/div>\n<\/td>\n
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0.4-2.0<\/div>\n<\/div>\n<\/td>\n
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Label: color code blue.<\/div>\n<\/div>\n<\/td>\n
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1977-1980<\/div>\n<\/div>\n<\/td>\n
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800<\/div>\n<\/div>\n<\/td>\n
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0.5-1.5<\/div>\n<\/div>\n<\/td>\n
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1981\/82<\/div>\n<\/div>\n<\/td>\n
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750-850<\/div>\n<\/div>\n<\/td>\n
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0.3-1.3<\/div>\n<\/div>\n<\/td>\n
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<\/div>\n<\/div>\n

 <\/td>\n

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Label: color code Federal black, California yellow.<\/div>\n<\/div>\n<\/td>\n
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<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
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1977-1979<\/div>\n<\/div>\n<\/td>\n
\n
\n
800<\/div>\n<\/div>\n<\/td>\n
\n
\n
0.4-2.0<\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
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<\/div>\n<\/div>\n

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Special tools<\/strong><\/div>\n<\/div>\n<\/td>\n
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<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
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Screw driver 3 mm with tommy handle for readjusting idle speed emission value<\/div>\n<\/div>\n<\/td>\n
\n
\"m110<\/div>\n<\/td>\n
\n
\n
110O4-7807<\/strong><\/div>\n<\/div>\n<\/td>\n
\n
\n
000 589 14 11 00<\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
\n
Puller<\/div>\n<\/div>\n<\/td>\n
\n
\n
123 589 05 33 00<\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

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11004-8204<\/strong><\/div>\n<\/div>\n<\/td>\n
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<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
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Installer<\/div>\n<\/div>\n<\/td>\n
\n
\n

\"m110<\/p>\n

\n
11004-8278<\/strong><\/div>\n<\/div>\n<\/div>\n<\/td>\n
\n
\n
123 589 00 15 00<\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
\n
Oil telethermometer<\/div>\n<\/div>\n<\/td>\n
\n
\"m110<\/div>\n<\/td>\n
\n
\n
116 589 27 21 00<\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
\n
07.3.2 I la-100\/6 F2<\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

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<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

 <\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
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<\/td>\n\n
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<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
\n
Conventional testing instruments and accessories<\/strong><\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
\n
CO-measuring instrument, revolution counter<\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
\n
Digital tester<\/div>\n<\/div>\n<\/td>\n
\n
\n
e.g. made by Bosch, MOT 001.03<\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

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<\/td>\n\n
\n
Note<\/strong><\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
\n
For adjustment of emission value at idle with light alloy fuel distributor, removal of air cleaner is no longer required.<\/div>\n
Do not adjust idle speed if engine is too hot, e.g. immediately after a fast drive or after measuring out\u00adput on chassis dynamometer.<\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
\n
Adjustment<\/strong><\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
\n
1\u00a0 \u00a0 Switch off air conditioning or automatic climate control. Move selector lever into position „P”.<\/div>\n
2\u00a0 \u00a0With gray iron fuel distributor, remove air cleaner.<\/div>\n
3\u00a0 \u00a0Connect test instruments.<\/div>\n
\u2022\u00a0 \u00a0Revolution counter<\/div>\n
\u2022\u00a0 \u00a0CO-measuring instrument<\/div>\n
\u2022\u00a0 \u00a0Digital tester<\/div>\n
\u2022\u00a0 \u00a0Oil telethermometer<\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
\n
Connecting CO-measuring instrument<\/strong><\/div>\n
For this purpose, on (^T)and(usA)version, pull conect-ing hose (arrow) from measuring point (exhaust back\u00adpressure line).<\/div>\n
Respective model years: \u00a91977-1980 (usa) <\/strong>1977-1979<\/div>\n
Connect CO-measuring instruments and exhaust back\u00adpressure line with a hose.<\/div>\n
No catalyst is installed on <@)tourist vehicles, for this reason, the emission value can be measured at exhaust tail pipe.<\/div>\n<\/div>\n<\/td>\n
\n
\"m110<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
\n
07.3.2 lla-100\/7 F2<\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
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\n
<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
\n
4\u00a0 \u00a0 Run engine to 75\u201485 \u00b0C oil temperature.<\/div>\n
5\u00a0 \u00a0Check intake system for leaks. For this purpose, spray all sealing points with Iso-Oktan DIN 51756 or benzine.<\/div>\n
Attention<\/strong>!<\/div>\n
Do not use conventional fuel for spraying (unhealthy vapors). Pay attention to inflammability and do not spray on red-hot parts or components of ignition system.<\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
\n
6 Vehicles with cruise control\/tempomat:<\/div>\n<\/div>\n<\/td>\n
\n
\"m110<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
Cruise control\/tempomat, pneumatic<\/strong><\/div>\n
Check whether Bowden for cruise control\/tempomat rests free of tension against regulating lever (7). Set with adjusting screw (6) if required.<\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
\n
Cruise control\/tempomat, electrical<\/strong><\/div>\n
Check whether actuator rests against idle speed stop of cruise control\/tempomat. For this purpose, dis\u00adconnect pull rod (21) and push lever of actuator clock\u00adwise to idle speed stop.<\/div>\n
When connecting pull rod (21), make sure that the lever of the actuator is raised from idle speed stop by approx. 1 mm. Adjust pull rod, if required.<\/div>\n<\/div>\n<\/td>\n
\n
\"m110<\/div>\n<\/td>\n
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<\/td>\n\n
\n
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 <\/td>\n

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\n
7 Check whether roller (3 and 15) in slotted lever (4 and 13) rests free of tension against final stop. Adjust with connecting rod (1 and 2), <\/em>if required.<\/div>\n<\/div>\n<\/td>\n
\n
\"m110<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
Model 123<\/div>\n<\/div>\n<\/td>\n
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<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
\n
07.3.2 lla-100\/8 F2<\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

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 <\/p>\n

 <\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
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<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

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<\/td>\n\n
\n
Model 126<\/div>\n<\/div>\n<\/td>\n
\n
\"m110<\/div>\n<\/td>\n
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<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

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\n
Connecting rod can be adjusted on one side only. Pay attention to installation position (refer to Fig.).<\/div>\n<\/div>\n<\/td>\n
\n
\"m110<\/div>\n<\/td>\n
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<\/td>\n\n
\n
2 Former version 2a Present version<\/div>\n<\/div>\n<\/td>\n
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\n
<\/div>\n<\/div>\n

 <\/td>\n

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\n
8 Set to specified engine speed by means of idle speed air screw (10).<\/div>\n<\/div>\n<\/td>\n
\n
\"m110<\/div>\n<\/td>\n
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<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

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<\/td>\n\n
\n
9 Check idle speed emission value.<\/div>\n
(aus) 1977-1982 \u00a91977-1982<\/div>\n
Check idle speed emission value without air injection. <\/strong>For this purpose, pull blue\/purple vacuum line (arrow) from delay valve (77) and close small tube. This will disconnect air injection.<\/div>\n<\/div>\n<\/td>\n
\n
\"m110<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

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<\/td>\n\n
\n
07.3.2 Ma\u2014100\/9 F2<\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

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 <\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
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<\/div>\n<\/div>\n

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\"m110<\/div>\n<\/td>\n
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\n
<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
\n
\u00a91977-1980 \u00a91977-1979<\/div>\n
Check idle speed emission value without <\/strong>air injection, in cylinder head. For this purpose, pull blue vacuum line from blue thermo valve (60) and close line. This will disconnect air injection.<\/div>\n<\/div>\n<\/td>\n
\n
\"m110<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
\n
10 Adjust idle speed emission value:<\/div>\n<\/div>\n<\/td>\n
\n
\"m110<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
With gray iron fuel distributor<\/strong><\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
For this purpose, unscrew closing plug (arrow).<\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
Insert screw driver through bore against idle speed mixture control screw and adjust emission value by turning screw.<\/div>\n
Turning counterclockwise = leaner Turning clockwise\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 = richer<\/div>\n
Close bore for closing plug. Accelerate for a short moment, check idle speed emission value once again and readjust, if required.<\/div>\n
Put back vacuum line on thermo valve.<\/div>\n
Check idle speed emission value again (air injection operational). The idle speed emission value should be below <\/strong>previously set value.<\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\"m110<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
\n
07.3.2 lla-100\/10 F2<\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
\n
With light alloy fuel distributor<\/strong><\/div>\n
Pull out safety plug (4) with puller.<\/div>\n
Insert screw driver (1) through cutout on air cleaner top and push against adjusting device (2). Push adjusting device down with screw driver against force of spring, turn slightly until hexagon (3) engages in mixture control screw (61).<\/div>\n<\/div>\n<\/td>\n
\n
\"m110<\/div>\n<\/td>\n
\n
\n
1073-8838<\/strong><\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
Turning counterclockwise = leaner Turning clockwise\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 = richer<\/div>\n
Release screw driver, the compression spring will disengage adjusting device from mixture control screw.<\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
1\u00a0 \u00a0Screw driver<\/div>\n
2\u00a0 \u00a0Adjusting device<\/div>\n
3\u00a0 \u00a0Hexagon<\/div>\n
4\u00a0 \u00a0Safety plug<\/div>\n
61\u00a0 \u00a0Mixture control screw<\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
\n
Accelerate for a short moment, check idle speed emission value and readjust, if required.<\/div>\n
Following adjustment, install a blue safety plug (4), part no. 000 997 56 86 by means of installer.<\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
\n
Note: <\/strong>The diameter of the installer for knocking-in safety plug for protective cap of mixture control screw (61) has been changed from 8 mm to 6.5 mm.<\/div>\n
In spare parts sector, only the installers with changed diameter are now available. On former installers, grind diameter down to 6.5 mm.<\/div>\n<\/div>\n<\/td>\n
\n
\"m110<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
\n
11\u00a0 \u00a0 With gray iron fuel distributor, mount air cleaner. Check idle speed and idle speed emission value once again and adjust, if required.<\/div>\n
12\u00a0 \u00a0Place selector lever into driving position, engage air conditioning, turn power steering to full lock, while keeping engine running. Readjust engine speed, if required.<\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n\n
\n
07.3.2 lla-100\/11 F2<\/div>\n<\/div>\n<\/td>\n
<\/td>\n<\/tr>\n
<\/td>\n\n
\n
<\/div>\n<\/div>\n

 <\/td>\n

<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

    07.3\u2014100 Adjustment of idle speed   A. Standard version   Checking and adjusting data   Engine Idle speed 1\/min Idle speed emission value %CO   110.984\/985 110.986\/987 750-850   0.5-1.5   110.988 110.989 110.990 700-800   Special tools   Screw driver 3 mm with tommy handle for regulating idle speed emission value 000 589 14 11 00   Puller 123 589 05 33 00   11004-8204   Installer 123 589 00 15 00   Oil telethermometer 116 589 27 21 00   Conventional testing tools and accessories               CO-measuring instrument, revolution counter               Digital tester   e.g. made by Bosch, MOT 001 .03   Note   On light alloy fuel distributor, removal of air cleaner for adjusting emission value at idle is no longer neces\u00adsary. Do not adjust idle speed when engine is too hot, e.g. immediately after a fast drive or after measuring out\u00adput on chassis dynamometer.   07.3.2 lla-100\/1 F2       Adjusting   1 Switch off air-conditioning system or automatic climate control. Move selector lever into position   2\u00a0 \u00a0Remove air cleaner, with gray iron fuel distributor only. 3\u00a0 \u00a0Connect test instruments: Revolution counter, CO-measuring instrument, digital tester, oil telethermo-meter.   4\u00a0 \u00a0Run engine to 75\u201485 \u00b0C oil temperature. 5\u00a0 \u00a0Check intake system for leaks. For this purpose, spray all sealing points with Iso-Oktan DIN 51 756 or benzine. Attention! Do not use conventional fuel for spraying (unhealthy vapors). Pay attention to inflammability and do not spray on red-hot parts or components of ignition system.   6 Vehicles with cruise control\/tempomat: Cruise control\/tempomat, pneumatic Check whether bowden wire for cruise control\/tem\u00adpomat rests free of tension against regulating lever (7). Set with adjusting nut (6), if necessary.   Cruise control\/tempomat, electrical Check whether actuator rests against idle speed stop of cruise control\/tempomat. For this purpose, dis\u00adconnect pull rod (21) and push lever of actuator clock\u00adwise to idle speed stop. When connecting pull rod (21), make sure that the lever of the actuator is raised by approx. 1 mm from idle speed stop. Adjust pull rod, if required.   07.3.2 Ha\u2014100\/2 F2       7 Check whether roller (3 and 15) in slotted lever (4 and 13) rests free of play against end stop. Adjust with connecting rod (1 and 2), if required. Model 123   Model 126   Connecting rod can be adjusted on one side only. Pay attention to installation position (refer to Fig.)   2 Former version 2a Present version 1304-10702   8 Set to specified speed by means of idle speed adjusting screw (10).   07.3.2 Ha\u2014100\/3 F2       9 Adjusting idle speed emission value: With gray iron fuel distributor Unscrew closing plug (arrow). Attention! On vehicles manufactured after 1.10.1976, remove safety plug first.   Insert screw driver through bore on idle speed mix\u00adture control screw and set emission value by turning screw. Turning counterclockwise = leaner Turning clockwise\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 = richer Close bore for closing plug. Accelerate for a short moment, check idle speed emission value and read\u00adjust, if required.   Following adjustments on vehicles manufactured after 1.10.1976, engines were provided with a blue safety plug (arrow), MB part no. 000 997 59 86.   07.3.2 lla-100\/4 F2       With light alloy fuel distributor Pull out safety plug (4) by means of puller. Push with screw driver (1) through recess on air cleaner top against adjusting device (2). Push adjusting device down with screw driver against spring force, turn slightly until hexagon (3) engages in mix\u00adture control screw (61). 1073-8838 Turning counterclockwise = leaner Turning clockwise\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 = richer Release screw driver, the compression spring will then force adjusting device out of mixture control screw. 1\u00a0 \u00a0Screw driver 2\u00a0 \u00a0Adjusting device 3\u00a0 \u00a0Hexagon 4\u00a0 \u00a0Safety plug 61\u00a0 \u00a0 Mixture control screw   Accelerate for a short moment, check idle speed emis\u00adsion value and readjust, if required. Following adjustment, install a blue fuse plug (4), part no. 000 997 56 86 by means of installer.   Note: The diameter of the installer for knocking-in safety plug for protective cap of mixture control screw (61) has been changed from 8 mm to 6.5 mm. In spare parts sector, only installers with changed diameter are now available. On former installers, grind diameter down to 6.5 mm.   10\u00a0 \u00a0With gray iron fuel distributor, mount air cleaner. Check idle speed emission value once again and read\u00adjust, if required. 11\u00a0 \u00a0 Place selector lever into driving position, switch-on air conditioning, turn power steering to full lock, with engine running. Readjust engine speed, if required.   07.3.2 lla-100\/5 F2       Identification label: Identification label in national language on radiator cross member. Adjust engines according to data of respective emission label.   Testing and adjusting values   National version and model year Idle speed 1\/min Idle speed emission value % CO without air injection   (AUS) Label: color code silver.   1977-1980 800 0.5-1.5   1981\/82 750-850 0.3-1.3   Label: in Japanese language.   1977-1980 800 0.4-2.0   Label: color code blue.   1977-1980 800 0.5-1.5   1981\/82 750-850 0.3-1.3   Label: color code Federal black, California yellow.   1977-1979 800 0.4-2.0   Special tools   Screw driver 3 mm with tommy handle for readjusting idle speed emission value 110O4-7807 000 589 14 11 00   Puller 123 589 05 33 00   11004-8204   Installer 11004-8278 123 589 00 15 00   Oil telethermometer 116 589 27 21 00   07.3.2 I la-100\/6 F2         Conventional testing instruments and accessories   CO-measuring instrument, revolution counter   Digital tester e.g. made by Bosch, MOT 001.03   Note   For adjustment of emission value at idle with light alloy fuel distributor, removal of air cleaner is no longer required. Do not adjust idle speed if engine is too hot, e.g. immediately after a fast drive or after measuring out\u00adput on chassis dynamometer.   Adjustment   1\u00a0 \u00a0 Switch off air conditioning or automatic climate control. Move selector lever into position „P”. 2\u00a0 \u00a0With gray iron fuel distributor, remove air cleaner. 3\u00a0 \u00a0Connect test instruments. \u2022\u00a0 \u00a0Revolution counter \u2022\u00a0 \u00a0CO-measuring instrument \u2022\u00a0 \u00a0Digital tester \u2022\u00a0 \u00a0Oil telethermometer   Connecting CO-measuring instrument For this purpose, on (^T)and(usA)version, pull conect-ing hose (arrow) from measuring point (exhaust back\u00adpressure line). Respective model years: \u00a91977-1980 (usa) 1977-1979 Connect CO-measuring instruments and exhaust back\u00adpressure line with a hose. No catalyst is installed on <@)tourist vehicles, for this reason, the emission value can be measured at exhaust tail pipe.   07.3.2 lla-100\/7 F2       4\u00a0 \u00a0 Run engine to 75\u201485 \u00b0C oil temperature. 5\u00a0 \u00a0Check intake system for leaks. For this purpose, spray all sealing points with Iso-Oktan DIN 51756 or benzine. Attention! Do not use conventional fuel for spraying (unhealthy vapors). Pay attention to inflammability and do not spray on red-hot parts or components of ignition system.   6 Vehicles with cruise control\/tempomat: Cruise control\/tempomat, pneumatic Check whether Bowden for cruise control\/tempomat rests free of tension against regulating lever (7). Set with adjusting screw (6) if required.   Cruise control\/tempomat, electrical Check whether actuator rests against idle speed stop of cruise control\/tempomat. For this purpose, dis\u00adconnect pull rod (21) and push lever of actuator clock\u00adwise to idle speed stop. When connecting pull rod (21), make sure that the lever of the actuator is raised from idle speed stop by approx. 1 mm. Adjust pull rod, if required.   7 Check whether roller (3 and 15) in slotted lever (4 and 13) rests free of tension against final stop. Adjust with connecting rod (1 and 2), if required. Model 123   07.3.2 lla-100\/8 F2         Model 126   Connecting rod can be adjusted on one side only. Pay attention to installation position (refer to Fig.). 2 Former version 2a Present version   8 Set to specified engine speed by means of idle speed air screw (10).   9 Check idle speed emission value. (aus) 1977-1982 \u00a91977-1982 Check idle speed emission value without air injection. For this purpose, pull blue\/purple vacuum line (arrow) from delay valve (77) and close small tube. This will disconnect air injection.   07.3.2 Ma\u2014100\/9 F2         \u00a91977-1980 \u00a91977-1979 Check idle speed emission value without air injection, in cylinder head. For this purpose, pull blue vacuum line from blue thermo valve (60) and close line. This will disconnect air injection.   10 Adjust idle speed emission value: With gray iron fuel distributor For this purpose, unscrew closing plug (arrow). Insert screw driver through bore against idle speed mixture control screw and adjust emission value by turning screw. Turning counterclockwise = leaner Turning clockwise\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 = richer Close bore for closing plug. Accelerate for a short moment, check idle speed emission value once again and readjust, if required. Put back vacuum line on thermo valve. Check idle speed emission value again (air injection operational). The idle speed emission value should be below previously set value.   07.3.2 lla-100\/10 F2       With light alloy fuel distributor Pull out safety plug (4) with puller. Insert screw driver (1) through cutout on air cleaner top and push against adjusting device (2). Push adjusting device down with screw driver against force of spring, turn slightly until hexagon (3) engages in mixture control screw (61). 1073-8838 Turning counterclockwise = leaner Turning clockwise\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 = richer Release screw driver, the compression spring will disengage adjusting device from mixture control screw. 1\u00a0 \u00a0Screw driver 2\u00a0 \u00a0Adjusting device 3\u00a0 \u00a0Hexagon 4\u00a0 \u00a0Safety plug 61\u00a0 \u00a0Mixture control screw   Accelerate for a short moment, check idle speed emission value and readjust, if required. Following adjustment, install a blue safety plug (4), part no. 000 997 56 86 by means of installer.   Note: The diameter of the installer for knocking-in safety plug for protective cap of mixture control screw (61) has been changed from 8 mm to 6.5 mm. In spare parts sector, only the installers with changed diameter are now available. On former installers, grind diameter down to 6.5 mm.   11\u00a0 \u00a0 With gray iron fuel distributor, mount air cleaner. Check idle speed and idle speed emission value once again and adjust, if required. 12\u00a0 \u00a0Place selector lever into driving position, engage air conditioning, turn power steering to full lock, while keeping engine running. Readjust engine speed, if required.   07.3.2 lla-100\/11 F2          <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_crdt_document":"","footnotes":""},"categories":[27,33],"tags":[],"class_list":["post-2572","post","type-post","status-publish","format-standard","hentry","category-m110","category-mechanical-gazoline-injection-system-cis"],"aioseo_notices":[],"featured_image_src":null,"author_info":{"display_name":"mackuz","author_link":"https:\/\/mbci.mackuz.ovh\/index.php\/author\/mackuz\/"},"_links":{"self":[{"href":"https:\/\/mbci.mackuz.ovh\/index.php\/wp-json\/wp\/v2\/posts\/2572","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mbci.mackuz.ovh\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mbci.mackuz.ovh\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mbci.mackuz.ovh\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mbci.mackuz.ovh\/index.php\/wp-json\/wp\/v2\/comments?post=2572"}],"version-history":[{"count":1,"href":"https:\/\/mbci.mackuz.ovh\/index.php\/wp-json\/wp\/v2\/posts\/2572\/revisions"}],"predecessor-version":[{"id":2573,"href":"https:\/\/mbci.mackuz.ovh\/index.php\/wp-json\/wp\/v2\/posts\/2572\/revisions\/2573"}],"wp:attachment":[{"href":"https:\/\/mbci.mackuz.ovh\/index.php\/wp-json\/wp\/v2\/media?parent=2572"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mbci.mackuz.ovh\/index.php\/wp-json\/wp\/v2\/categories?post=2572"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mbci.mackuz.ovh\/index.php\/wp-json\/wp\/v2\/tags?post=2572"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}