Service Manual

Fan Spacer and Pulley ISB, ISBe and QSB (Common Rail [...]
Page 8-64 Section 8 - Cooling System - Group 08
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Inspect the fan pulley for cracks near the bolt holes and
for damage at the drive belt contact surface.
If damage is found on the fan pulley, the fan hub must
also be inspected. Refer to Procedure 008-036 (Fan Hub,
Belt Driven) in Section 8.
Install
Install the fan pulley.
Install the cooling fan and drive belt. Refer to Procedure
008-002 (Drive Belt, Cooling Fan) in Section 8.
Install the spacer, fan, and fan capscrews.
Torque Value:
M6
Step 1 10 N•m [ 89 in-lb ]
Torque Value:
M10
Step 1 43 N•m [ 32 ft-lb ]
Torque Value:
M12
Step 1 77 N•m [ 57 ft-lb ]
NOTE: Use the tension of the drive belt to hold the
cooling fan in place when tightening the mounting
capscrews. Do not hold the fan blades to keep the cooling
fan from rotating.
Finishing Steps
Operate the engine and check for proper operation.