{"id":2871,"date":"2023-11-17T23:19:09","date_gmt":"2023-11-17T22:19:09","guid":{"rendered":"https:\/\/mbci.mackuz.ovh\/?p=2871"},"modified":"2023-11-17T23:19:09","modified_gmt":"2023-11-17T22:19:09","slug":"renewal-of-rocker-arms-and-rocker-arm-bearing-brackets","status":"publish","type":"post","link":"https:\/\/mbci.mackuz.ovh\/index.php\/2023\/11\/17\/renewal-of-rocker-arms-and-rocker-arm-bearing-brackets\/","title":{"rendered":"Renewal of rocker arms and rocker arm bearing brackets"},"content":{"rendered":"

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05\u2014240 Renewal of rocker arms and rocker arm bearing brackets<\/strong><\/div>\n<\/div>\n<\/td>\n
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Valve clearance<\/strong><\/div>\n<\/div>\n<\/td>\n
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with engine cold (approx. 20 \u00b0C)\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0with engine warm (60 \u00b0C \u00b1 15 \u00b0C)<\/div>\n<\/div>\n<\/td>\n
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Intake<\/div>\n<\/div>\n<\/td>\n
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0.101<\/sup>)<\/div>\n<\/div>\n<\/td>\n
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0.151<\/sup>)<\/div>\n<\/div>\n<\/td>\n
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Exhaust<\/div>\n<\/div>\n<\/td>\n
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0.35<\/div>\n<\/div>\n<\/td>\n
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0.40<\/div>\n<\/div>\n<\/td>\n
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M 0.05 mm higher during lasting outside temperatures below \u201420 \u00b0C.<\/div>\n<\/div>\n<\/td>\n
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Rocker arms, rocker arm brackets and shaft<\/strong><\/div>\n<\/div>\n<\/td>\n
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Basic bore in rocker arm<\/div>\n<\/div>\n<\/td>\n
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14.00 14.02<\/div>\n<\/div>\n<\/td>\n
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OD of bushing<\/div>\n<\/div>\n<\/td>\n
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(open bushing) %<\/div>\n<\/div>\n<\/td>\n
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14.03<\/div>\n<\/div>\n<\/td>\n
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14.05<\/div>\n<\/div>\n<\/td>\n
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(open bushing)<\/div>\n<\/div>\n<\/td>\n
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ID of bushing<\/div>\n<\/div>\n<\/td>\n
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final dimension<\/div>\n<\/div>\n<\/td>\n
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12.00 12.02<\/div>\n<\/div>\n<\/td>\n
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Dia. of rocker arm shaft<\/div>\n<\/div>\n<\/td>\n
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11.98 11.96<\/div>\n<\/div>\n<\/td>\n
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Radial play of rocker arm on shaft<\/div>\n<\/div>\n<\/td>\n
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0.02-0.06<\/div>\n<\/div>\n<\/td>\n
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Bore in rocker arm bearing bracket<\/div>\n<\/div>\n<\/td>\n
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11.98 12.00<\/div>\n<\/div>\n<\/td>\n
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Width of rocker arm bearing brackets<\/div>\n<\/div>\n<\/td>\n
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24.07-24.20<\/div>\n<\/div>\n<\/td>\n
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Tightening torques<\/strong><\/div>\n<\/div>\n<\/td>\n
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Nm<\/div>\n<\/div>\n<\/td>\n
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Nuts for cylinder head cover<\/div>\n<\/div>\n<\/td>\n
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15<\/div>\n<\/div>\n<\/td>\n
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Rocker arm bearing brackets to cylinder head<\/div>\n<\/div>\n<\/td>\n
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38<\/div>\n<\/div>\n<\/td>\n
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Special tools<\/strong><\/div>\n<\/div>\n<\/td>\n
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Valve adjusting wrench 14 mm (2 each)<\/div>\n<\/div>\n<\/td>\n
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\"om617<\/div>\n<\/td>\n
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615 589 00 01 00<\/div>\n<\/div>\n<\/td>\n
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Holding wrench for valve spring retainer<\/div>\n<\/div>\n<\/td>\n
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11004-7118 ’<\/strong><\/div>\n<\/div>\n<\/td>\n
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615 589 00 03 00<\/div>\n<\/div>\n<\/td>\n
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Socket 27 mm, 1\/2″ square, for rotating engine<\/div>\n<\/div>\n<\/td>\n
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001 589 65 09 00<\/div>\n<\/div>\n<\/td>\n
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05.8-240\/1 F 2<\/div>\n<\/div>\n<\/td>\n
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Contact handle for rotating engine (component of compression pressure recorder 001 589 46 21 00)<\/div>\n<\/div>\n<\/td>\n
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\"om617<\/div>\n<\/td>\n
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001 589 46 21 08<\/div>\n<\/div>\n<\/td>\n
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11004-6487<\/strong><\/div>\n<\/div>\n<\/td>\n
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Note<\/strong><\/div>\n<\/div>\n<\/td>\n
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\"om617<\/div>\n<\/td>\n
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There are two rocker arm versions:<\/div>\n<\/div>\n<\/td>\n
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1st version<\/strong><\/div>\n<\/div>\n<\/td>\n
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Rocker arm with inductance-hardened and hard-chromed running surface (A) for camshaft made of malleable cast iron (code number 00).<\/div>\n<\/div>\n<\/td>\n
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2nd version<\/strong><\/div>\n
Rocker arm with brazed-on carbide facing as running surface (B, arrow), for camshafts made of chilled cast iron (code number 05 and 08).<\/div>\n
Code number is punched into rear end of camshaft.<\/div>\n<\/div>\n<\/td>\n
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Attention!<\/strong><\/div>\n
Do not mix up rocker arms, since this will lead to destruction of cam and of rocker arm running sur\u00adface.<\/div>\n
During renewal, make sure whether rocker arm has a bushing or not.<\/div>\n
Rocker arms without bushing should be scrapped.<\/div>\n
On rocker arms with bushings, bushing can be renewed.<\/div>\n<\/div>\n<\/td>\n
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05.8-240\/2 F 2<\/div>\n<\/div>\n<\/td>\n
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Removal<\/strong><\/div>\n<\/div>\n<\/td>\n
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\"om617<\/div>\n<\/td>\n
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1 Completely remove rocker arm groups (05\u2014235).<\/div>\n<\/div>\n<\/td>\n
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2 Push down tensioning springs of rocker arm brackets.<\/div>\n<\/div>\n<\/td>\n
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3 Pull tensioning spring (57), bearing brackets (65) and rocker arm (59) from rocker arm shaft (58).<\/div>\n<\/div>\n<\/td>\n
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57\u00a0 \u00a0 Tensioning spring<\/div>\n
58\u00a0 \u00a0 Rocker arm shaft<\/div>\n
59\u00a0 \u00a0 Rocker arm<\/div>\n
59a Rocker arm bearing bushing 65 Bearing bracket<\/div>\n
67\u00a0 \u00a0Screw 67a Washer<\/div>\n
68\u00a0 \u00a0 Fitted sleeve<\/div>\n<\/div>\n<\/td>\n
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Installation<\/strong><\/div>\n<\/div>\n<\/td>\n
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\"om617<\/div>\n<\/td>\n
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4<\/strong>\u00a0 \u00a0Slip tensioning spring (57), rocker arm (59) and bearing brackets (65) on rocker arm shaft (58).<\/div>\n
5\u00a0 \u00a0Slip tensioning spring with second eye on rocker arm shaft and push <\/strong>into groove of bearing brackets.<\/div>\n
6\u00a0 \u00a0Completely install rocker arm groups (05\u2014235).<\/div>\n
7\u00a0 \u00a0Adjust valve clearance (05\u2014210).<\/div>\n<\/div>\n<\/td>\n
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05.8-240\/3 F 2<\/div>\n<\/div>\n<\/td>\n
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    05\u2014240 Renewal of rocker arms and rocker arm bearing brackets   Valve clearance with engine cold (approx. 20 \u00b0C)\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0with engine warm (60 \u00b0C \u00b1 15 \u00b0C)   Intake 0.101) 0.151)   Exhaust 0.35 0.40   M 0.05 mm higher during lasting outside temperatures below \u201420 \u00b0C.   Rocker arms, rocker arm brackets and shaft   Basic bore in rocker arm   14.00 14.02 OD of bushing (open bushing) % 14.03 14.05   (open bushing)   ID of bushing final dimension 12.00 12.02   Dia. of rocker arm shaft 11.98 11.96 Radial play of rocker arm on shaft 0.02-0.06 Bore in rocker arm bearing bracket 11.98 12.00 Width of rocker arm bearing brackets 24.07-24.20 Tightening torques Nm Nuts for cylinder head cover 15 Rocker arm bearing brackets to cylinder head 38 Special tools     Valve adjusting wrench 14 mm (2 each) 615 589 00 01 00 Holding wrench for valve spring retainer 11004-7118 ’ 615 589 00 03 00 Socket 27 mm, 1\/2″ square, for rotating engine 001 589 65 09 00   05.8-240\/1 F 2       Contact handle for rotating engine (component of compression pressure recorder 001 589 46 21 00) 001 589 46 21 08 11004-6487   Note There are two rocker arm versions: 1st version   Rocker arm with inductance-hardened and hard-chromed running surface (A) for camshaft made of malleable cast iron (code number 00).   2nd version Rocker arm with brazed-on carbide facing as running surface (B, arrow), for camshafts made of chilled cast iron (code number 05 and 08). Code number is punched into rear end of camshaft.   Attention! Do not mix up rocker arms, since this will lead to destruction of cam and of rocker arm running sur\u00adface. During renewal, make sure whether rocker arm has a bushing or not. Rocker arms without bushing should be scrapped. On rocker arms with bushings, bushing can be renewed.   05.8-240\/2 F 2       Removal 1 Completely remove rocker arm groups (05\u2014235).   2 Push down tensioning springs of rocker arm brackets.   3 Pull tensioning spring (57), bearing brackets (65) and rocker arm (59) from rocker arm shaft (58). 57\u00a0 \u00a0 Tensioning spring 58\u00a0 \u00a0 Rocker arm shaft 59\u00a0 \u00a0 Rocker arm 59a Rocker arm bearing bushing 65 Bearing bracket 67\u00a0 \u00a0Screw 67a Washer 68\u00a0 \u00a0 Fitted sleeve   Installation 4\u00a0 \u00a0Slip tensioning spring (57), rocker arm (59) and bearing brackets (65) on rocker arm shaft (58). 5\u00a0 \u00a0Slip tensioning spring with second eye on rocker arm shaft and push into groove of bearing brackets. 6\u00a0 \u00a0Completely install rocker arm groups (05\u2014235). 7\u00a0 \u00a0Adjust valve clearance (05\u2014210).   05.8-240\/3 F 2          <\/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":[48,44],"tags":[],"class_list":["post-2871","post","type-post","status-publish","format-standard","hentry","category-engine-timing-valves","category-om617"],"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\/2871","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=2871"}],"version-history":[{"count":1,"href":"https:\/\/mbci.mackuz.ovh\/index.php\/wp-json\/wp\/v2\/posts\/2871\/revisions"}],"predecessor-version":[{"id":2872,"href":"https:\/\/mbci.mackuz.ovh\/index.php\/wp-json\/wp\/v2\/posts\/2871\/revisions\/2872"}],"wp:attachment":[{"href":"https:\/\/mbci.mackuz.ovh\/index.php\/wp-json\/wp\/v2\/media?parent=2871"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mbci.mackuz.ovh\/index.php\/wp-json\/wp\/v2\/categories?post=2871"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mbci.mackuz.ovh\/index.php\/wp-json\/wp\/v2\/tags?post=2871"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}