Isuzu NPR 4J Series User Manual

6A1 – 28 4JB1/4JB1T/4JB1TC/4JG2 - ENGINE
10. Idler Gear
1) Apply engine oil to the idler gear and the idler gear
shaft.
2) Align the idler gear "B"
#
"Z" setting mark with the
idler gear "A"
$
"Z-Z" setting mark.
3) Tighten the idler gear bolt to the specified torque.
N∙m (kg∙m/lb∙ft)
76 (7.7/56)
9. Oil Pipe
1) Install the oil pipe to the timing gear case and idler
gear "A".
2) Tighten the oil pipe eye bolt
!
and bolt
"
to the
specified torque.
Oil Pipe Eye Bolt Torque N∙m (kg∙m/lb∙ft)
13 (1.3/9)
8. Timing Gear Case Cover
1) Align the gear case with the timing gear case knock
pin and then install the timing gear case cover.
2) Tighten the gear case cover bolts to the specified
torque.
7. Noise Cover Spacer
6. Noise Shield Cover
5. Crankshaft Damper Pulley
Tighten the crankshaft damper pulley bolt to the specified
torque.
NOTE:
Hold the flywheel ring gear stationary to prevent the
crankshaft from turning when tightening the damper
pulley.
Pulley Boss Bolt Torque N∙m (kg∙m/lb∙ft)
206 (21/152)
4. Cooling Fan Assembly
• Mount fan pulley, distance piece, and cooling fan
assembly (in this order) on the water pump, and
tighten to the specified torque.
N∙m (kg∙m/lb∙in)
8 (0.8/69)
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Isuzu NPR 4J Series Specifications

General

Brand	Isuzu
Model	NPR 4J Series
Category	Engine
Language	English