Water Pump Installation - Isuzu NHR 4J Series Workshop Manual

6B - 8 ENGINE COOLING
INSTALLATION
9. Water Pump Assembly
• Set O-ring in water pump body groove.
• Install water pump assembly, and tighten to specified
torque.
Pump Fixing Bolt Torque
8. Timing Pulley Lower Cover
6B-7-1.tif
• Install timing pulley lower cover, and tighten to
specified torque.
Cover Fixing Bolts Torque
7. Timing Pulley Upper Cover
• Install timing upper cover, and tighten to specified
torque.
Cover Fixing Bolts Torque
6. Crankshaft Damper Pulley
• Install crankshaft damper pulley, and tighten to
specified torque.
Pulley Bolt Torque
5. AC Generator Drive Belt
4. A/C Compressor Drive Belt
3. Power Steering Pump Drive Belt
• Install the drive belts and adjust belt
Check drive belts for wear or damage, and replace
with new ones as necessary. Check belts for tension,
and adjust as necessary.
• Push the middle of belts with a force of 98 N
(10 kg/22 lb) and check each bolt for deflection.
• Standard deflection
6B-7-2.tif
AC Generator drive belt
A/C compressor drive belt
Power Steering drive belt
6B-7-3.tif
N∙m (Kg∙m/lb∙ft)
20 (2.0/14)
N∙m (Kg∙m/lb∙in)
8 (0.8/69)
N∙m (Kg∙m/lb∙in)
8 (0.8/69)
N∙m (Kg∙m/lb∙in)
19 (1.9/14)
Initial tension
8 – 12
(0.31-0.47)
mm (in)