Isuzu 4JA1 Workshop Manual page 228

6D – 8 ENGINE ELECTRICAL
Cooling Fan Drive Belt
1. Hold the generator toward the engine.
2. Install the fan belt to the three pulleys.
1
2
3
3. Adjust the fan belt tension
033RY00009
Fan belt tension is adjusted by moving the generator.
Depress the drive belt mid-portion with a 98N (10
kg/22 Ib) force.
Cooling Fan Drive Belt Deflection
4. Tighten the adjusting plate bolts to the specified
torque.
Adjusting Plate Bolt
5. Reconnect the battery cable to the battery.
Crankshaft pulley
Generator pulley
Cooling fan drive pulley
New belt 4 - 7 (0.16 - 0.28)
Reuse belt 6 - 9 (0.24 - 0.35)
19 (1.9/14)
mm (in)
N·m (kg·m/lb·ft)