Timing Gears - Volvo Penta D65A MS Workshop Manual

Maintenance Standards
Front gears
Backlash, mm [in.]
Assembly Standard ... (0.12 to 0.18) ([0.0047 to 0.0071])
Repair Limit ............... (0.30) ([0.0118])
Service Limit ............. (0.50) ([0.0197])
NOTE! Replace gears, if necessary
Idle gear shaft bushing inside diameter, mm [in.]
Nominal Value ........... Ø50 [1.97]
Assembly Standard ... 50.000 to 50.025 [1.96850 to 1.96948]
Service Limit ............. 50.060 [1.97086]
Idle gear shaft diameter, mm [in.]
Nominal Value ........... Ø50 [1.97]
Assembly Standard ... 49.950 to 49.975 [1.966553 to 1.96752]
Service Limit ............. 49.900 [1.96456]
Idle gear end play, mm [in.]
Assembly Standard ... (0.2 to 0.4) ([0.008 to 0.016])
Service Limit ............. (0.6) ([0.024])

Timing gears

Backlash, mm [in.]
Assembly Standard ... (0.12 to 0.18) ([0.0047 to 0.0071])
Repair Limit ............... (0.30) ([0.0118])
Service Limit ............. (0.50) ([0.0197])
Idle gear shaft bushing inside diameter, mm [in.]
Nominal Value ........... Ø65 [2.56]
Assembly Standard ... 65.000 to 65.030 [2.55906 to 2.56024]
Service Limit ............. 65.060 [2.56142]
Idle gear shaft diameter, mm [in.]
Nominal Value ........... Ø65 [2.56]
Assembly Standard ... 64.951 to 64.970 [2.55713 to 2.55787]
Service Limit ............. 64.900 [2.55512]
Idle gear end play, mm [in.]
Assembly Standard ... (0.3 to 0.6) ([0.118 to 0.236])
Service Limit ............. (1.0) ([0.0397])
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