Isuzu 4JA1 Workshop Manual page 74

6A – 52 ENGINE MECHANICAL
RTW36ASH000801
4JA1T(L)
RTW86ASH002301
4JA1TC/4JH1TC
RTW36ASH001301
015RY00001
Idler Gear "A" End Play Measurement
Insert a feeler gauge between the idler gear and the thrust
collar to measure the gap and determine the idler gear
end play.
If the measured value exceeds the specified limit, the
thrust collar must be replaced.
Idler Gear End Play
Standard
0.07 (0.0028)
14. Idle Gear Shaft
15. Crankshaft Timing Gear
16. Injection Pump
1. Remove the injection pump cover (4JA1TC/4JH1TC
only).
2. Remove the injection pump bracket.
3. Pull the injection pump along with the injection pump
timing gear free toward the rear of the engine.
NOTE:
Plug the injection pump delivery ports with the caps to
prevent the entry of foreign material.
17. Flywheel
Loosen the flywheel bolts in numerical order a little at a
time.
Use the gear stoper to stop the flywheel gear.
Gear stoper: 5-8840-0214-0
18. Crank Case
19. Oil Pump With Oil Pipe
mm (in)
Limit
0.2 (0.0079)