Vauxhall Workshop Service and Repair Manuals > Astra J > Engine | Engine Cooling | Repair Instructions | Water Pump Pulley Replacement

Water Pump Pulley Replacement (1.6L LGE - CNG, and 1.8L 2H0)

1.	Remove the air cleaner housing. Refer to Air Cleaner Assembly Replacement .

2.	Loosen the 3 water pump pulley bolts (1).

Note: Counterhold against crankshaft balancer bolt.

3.	Remove the drive belt. Refer to Drive Belt Replacement .

4.	Remove the 3 water pump pulley bolts (1).

5.	Remove the water pump pulley (2) from the water pump (3).

1.	Install the water pump pulley (2) to the water pump (3).

2.	Install the 3 water pump pulley bolts (1).

3.	Install the drive belt. Refer to Drive Belt Replacement .

Caution: Refer to Fastener Caution .

4.	Tighten the 3 water pump pulley bolts (1) to 20 N·m (15 lb ft) .

Note: Counterhold against crankshaft balancer bolt.

5.	Install the air cleaner housing. Refer to Air Cleaner Assembly Replacement .