Isuzu NHR 4J Series Workshop Manual page 88

8. Camshaft
1) Apply a coat of engine oil to the camshaft and the
camshaft bearings.
2) Install the camshaft to the cylinder body.
Take care not damage the camshaft bearings.
6A-21-1.tif
7a. Camshaft Timing Pulley Center (Belt Drive Model)
• Apply engine oil to the oil seal lip portion of the oil seal
retainer.
• Apply the recommended liquid gasket or its equivalent
to the retainer.
• Install the oil seal retainer to the cylinder body.
• Tighten the retainer bolts to the specified torque.
Oil Seal Retainer Bolt Torque
6A-21-2.tif
• Align the camshaft timing pulley center with the
camshaft key.
• Tighten the timing pulley bolts to the specified torque.
Timing Pulley Bolt Torque
6A-21-3.tif
7. Camshaft Thrust Plate (Gear Drive Model)
Install the thrust plate to the cylinder body and tighten the
thrust plate bolts to specified torque.
Thrust Plate Bolt Torque
6A-21-4.tif
6a. Camshaft Timing Pulley (Belt Drive Model)
• Prevent the camshaft from turning when tightening the
timing center bolt.
• Tighten the timing pulley center bolt to the specified
torque.
Center Bolt Torque
6A-21-5.tif
GENERAL ENGINE MECHANICAL 6A – 21
19 (1.9/14)
8 (0.8/69)
18 (1.8/13)
64 (6.5/47)
N∙m (kg∙m/lb∙ft)
N∙m (kg∙m/lb∙in)
N∙m (kg∙m/lb∙ft)
N∙m (kg∙m/lb∙ft)