Westinghouse WP2500, Owner'S Manual, Page: 47 / 110

47
MAINTENANCE
3. Slide the pump down off of the crankshaft (see
Figure 72) .
1
2
Figure 72 – Pump/Engine Mounting Bolts WP2500
Shown
1 - Pump and
Engine Mounting
Bolts and
Washers
2 - Engine
Crankshaft
4. Inspect the key and keyway on crankshaft (see
Figure 73) .
Figure 73 – Key and Crankshaft Keyway WP2500
Shown
5. Apply a thin layer of grease to the crankshaft before
installing the pump.
6. Slide the pump onto the crankshaft making sure the
key lines up with the keyway in the pump.
7. Install the pump/engine mounting bolts and tighten
to 25 ft-lb (34 N·m).
Remove and Install the Pump –
WP3000Z
1. Disconnect high-pressure hose and soap siphon
hose from pump.
2. Remove the 4 mounting bolts holding the pump to
the engine (see Figure 74) .
Figure 74 – Pump Mounting Bolts
3. Slide the pump out off of the crankshaft (see Figure
74) .
4. Inspect the key and keyway on crankshaft (see
Figure 75) .
Figure 75 – Key and Crankshaft Keyway
5. Apply a thin layer of grease to the crankshaft before
installing the pump.
6. Slide the pump onto the crankshaft making sure the
key lines up with the keyway in the pump.
7. Install the pump/engine mounting bolts and tighten
to 30 ft-lb (41 N·m).