30—320 Removal, installation and adjustment of front wall regulating shaft
 
 

 
 
A. Model 116.120
 
 

 
 
Adjusting values in mm
 
 

 
 
Length of connecting rod (11) from accelerator pedal to guide lever
122
 
 

 
 
Length of pushrod (10) from longitudinal regulating shaft to accelerator pedal
60
 
 

 
 
Removal
om617 - 0495-1.jpg
 
 
1    Remove accelerator pedal (30—330).
2    Disconnect connecting rod.
3   Disconnect return spring, unscrew fastening nuts from bearing bracket and remove regulating shaft together with bearing bracket.
 
 

 
 
Installation
 
 

 
 
4 For installation proceed vice versa, while connect­ing return spring to inside hole. Grease bearing points as well as ball sockets of regulation with Molykote Longterm 2.
 
 

 
 
Adjustment
om617 - 0495-2.jpg
 
 
5 With engine stopped, step on accelerator pedal from inside vehicle up to stop on kickdown switch. Regulating lever on injection pump should rest against full load stop. Loosen adjusting screw (arrow), if required, adjust throttle linkage in such a manner that regulating lever rests against full throttle stop.
 
 

 
 
30.8-320/1 F 3
 
 

 
         

 

       
 

 
 
If the full load or idle speed stop is not attained with this adjustment, set pushrod (10) from longitudinal regulating shaft to accelerator pedal to 68 mm, measur­ed from center of ball socket to center of damping ring.
om617 - 0496-1.jpg
 
 

 
 
If the full load or idle speed stop is not attained with the above adjustment, set connecting rod (11) from guide lever engine compartment to accelerator pedal to 122 mm, measured from center of ball socket to center of ball socket. Adjust regulating lever inside vehicle, if required. For this purpose, loosen fastening screw (arrow), slightly release accelerator pedal and tighten fastening screw again.
om617 - 0496-2.jpg
 
 

 
 
30.8-320/2 F2
 
 

 
       

 

 

     
 

 
 
Front wall regulating shaft model 116.120
 
 

 
 
1     Plastic sleeve
3    Longitudinal regulating shaft
4    Hex. screw
5    Pull rod
6    Hex. screw
7    Corrugated washer
8    Angle lever
9    Holder
11     Holder for longitudinal regulating shaft
12    Hex. screw
13    Bearing
14    Plastic bushing
15    Hex. screw
16    Corrugated washer
17    Washer
18    Guide lever
19    Lock
20    Rubber grommet
21    Connecting rod
22    Return spring
23    Lock
24    Accelerator pedal
25    Clip
26    Fastening plate
27    Joint
28    Kickdown switch
29    Adjusting nut
30    Full throttle stop
31    Washer
32    Guide lever
33    Accelerator pedal
34    Plastic spacing ring
35    Hex. screw
36    Corrugated washer
37    Bearing
40    Bowden wire for idle speed adjuster
41     Rubber sleeve
45    Bowden wire for cruise control
om617 - 0497-1.jpg
 
 

 
 
30.8-320/3 F 3
 
 

 
     

 

       
 

 
 
B. Model 123.1
 
 

 
 
Length of regulating rod in mm
 
 

 
 
Pushrod (5 in Fig. item 5)
200
 
 

 
 
Removal
om617 - 0498-1.jpg
 
 
1 Remove accelerator pedal (30—330).
 
 
2 Disconnect return spring and pushrod.
 
 

 
 
3 Unscrew plastic bearing inside vehicle and remove shaft by turning.
om617 - 0498-2.jpg
 
 
Installation
 
 
4 For installation proceed vice versa, while connect­ing return spring to inside hole.
Grease bearing points as well as ball sockets of regu­lation with Molykote Longterm 2.
 
 

 
 
Adjustment
om617 - 0498-3.jpg
 
 
5 With engine stopped, step on accelerator pedal from inside vehicle up to stop on kickdown switch. Regulating lever on injection pump should rest against full load stop. Loosen adjusting screw (arrow), if re­quired. Set throttle linkage in such a manner that regulating lever rests against full throttle stop.
 
 

 
 
30.8-320/4 F 3
 
 

 
       

 

       
 

 
 
If the full load or idle speed stop is not attained with this adjustment, set pushrod (5) from longitudinal regulating shaft to accelerator pedal to 200 mm, measured from center of ball socket to center of damping ring and connect.
om617 - 0499-1.jpg
 
 

 
 
Front wall regulating shaft model 123.1
 
 

 
 
om617 - 0499-2.jpg
43
 
 
13O3-996OC
 
 

 
 
30.8-320/5 F 3
 
 

 
       

 

         
 

 
 
C. Model 126.120
 
 

 
 
Adjusting values in mm
 
 

 
 
Length of pushrod (5) from longitudinal regulating shaft to accelerator pedal
222
 
 

 
 
Removal
om617 - 0500-1.jpg
 
 
1    Disconnect return spring (22) and force-off con­necting rod (5).
2    Remove accelerator pedal (30—330).
 
 

 
 
3 Unscrew fastening screws on bearing bracket, remove bearing bracket and accelerator pedal lever.
om617 - 0500-2.jpg
 
 

 
 
Installation
om617 - 0500-3.jpg
 
 
4 For installation proceed vice versa.
Grease bearing points as well as ball sockets of regula­tion with Molykote Longterm 2.
The connection from accelerator pedal lever to accele­rator is maintenance-free and requires no lubrication.
 
 

 
 
30.8-320/6 F2
 
 

 
         

 

           
 

 
 
Adjustment
5 With engine stopped, step on accelerator pedal from inside vehicle up to stop on kickdown switch. Regulating lever on injection pump should rest against full load stop. Loosen adjusting screw (arrow), if re­quired. Adjust throttle linkage in such a manner that regulating lever rests against full load stop.
If the full throttle or idle speed stop is not attained with this adjustment, set pushrod (5) from longitu­dinal regulating shaft to accelerator pedal to 222 mm, measured from center of ball socket to center of damping ring.
om617 - 0501-1.jpg
 
 

 
 
Front wall regulating shaft model 126.120
 
 

 
 
om617 - 0501-2.jpg
1072-9126/1
 
 

 
 
3    Longitudinal regulating shaft         22
4    Hex. screw                                       24
5    Pushrod                                            25
6    Washer                                             26
7    Guide lever                                      28
10    Hex. screw                                       29
11     Bearing for longitudinal                  32 regulating shaft                                33
12    Hex. screw                                       74
13    Bearing                                             82
14    Intermediate plate                           84
15    Rubber sleeve
Return spring Accelerator pedal Clip
Fastening plate Kickdown switch Adjusting nut Plastic spacing ring Accelerator pedal lever Guide lever Corrugated washer Lock
 
 

 
 
30.8-320/7 F 3