Fleetwood FWD V8-273 4.5L (1988)
Air Injection Pump: Service and Repair
Air Injection Pump Replacement
Air Pump Replacement
Air Pump and Hose
REMOVAL
1. Hold pump pulley from turning by compressing drive belt, then loosen pump pulley bolts (4).
2. Lift drive tensioner by inserting 1/2" drive socket handle in the tensioner hole and lifting to the up position.
3. Remove the serpentine belt and pump pulley.
4. Remove the air injection pump inlet hose.
5. Remove the air injection pump outlet piping.
6. Remove the air pump mounting bolts (3), and pump assembly.