Timing System Gear Assembly And Injection Pump - Kohler KDI 1903M Workshop Manual

9

9.6 Timing system gear assembly and injection pump

9.6.1 Timing system gear assembly
1. Check that the key A is correctly fitted on the
camshaft B.
2. Position the gear C on the camshaft B adhering to
the key reference A.
3. Screw capscrew D until the end.
4.
Tighten the middle gear pin H, in the housing J of
the crankcase, with the screws K (tightening torque
25 Nm).
Important
•
The fitting of the middle gear pin H has only one
position, the 4 screw holes K are asymmetric.
•
Always replace the gasket L at each assembly.
5. Insert the shoulder ring M.
6. Check the integrity of the bushing N into the middle
gear P, and ensure that it is free from impurities.
7. Thoroughly lubricate the pin H and the bushing N.
8. Position the gear P on the pin H observing all the
marks W of the gears C and S (Fig. 9.33).
Important
•
Failure to comply with the marks W on the gears C,
P and S, causes engine malfunction and serious
damage.
9. Insert the shoulder ring Q and the lock ring R.
10. Tighten the screw D (Fig. 9.30 - tightening torque at
100 Nm).
EN 120
ASSEMBLY INFORMATION
Fig 9.30
Fig 9.31
Fig 9.32
Fig 9.33