Checking the semi-automatic toothed belt tensioning roller
Dismantling and assembling engine
Checking semi-automatic toothed belt tensioning roller
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Special tools, workshop equipment, test and measuring appliances and auxiliary items required
Checking main drive tensioning roller: Checking coupling drive tensioning roller =>Page 13-30 . |
Test sequence
=> Repair group 24; Servicing injection; Dismantling and assembling air cleaner
The engine must be lowered slightly as follows to enable the crankshaft sprocket to be removed: |
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If tensioning roller does not return to initial position:
If both tensioning rollers are OK:
Tightening torques |
Note: The assembly mounting securing bolts are stretch bolts and must be replaced. → Engine mounting A = 40 Nm + 1/4 turn (90°) further
Note: When installing the ribbed belt ensure that it sits correctly in the pulleys. |