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Idler Gear
Prior to disassembly, measure as following.
Standard Limit
Idle Gear End Play 0.058-0.115 mm 0.2 mm
Standard Limit
Timing Gears Backlash 0.10-0.17 mm 0.3 mm
The backlash of crank shaft gear & cam shaft gear is
equal to idle gear backlash.
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Cam Shaft
Prior to disassembly, measure as following.
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Crankshaft Bearing Cap
Prior to disassembly, measure the crankshaft end
play at the thrust bearing.
EJM2019S
EJM2020S
EJM2021S
EJM2022S
Standard Limit
Cam Gear End Play 0.050-0.114 mm 0.2 mm
Standard Limit
Crankshaft End Play 0.15-0.33 mm 0.4 mm
Feeler gauge
Dial indicator
Feeler
gauge
Feeler gauge
Crankshaft
camshaft
gear
Thrust plate
Camshaft