Remove & Install The Pump - Westinghouse WPX2700 User Manual

MAINTENANCE
REMOVE AND INSTALL THE PUMP
1. Disconnect high-pressure hose and soap siphon
hose from pump.
NOTE: The pump mounting bolts also mount the
engine in place. Do not tip the unit or the
engine could be damaged when pump is
removed.
2. Remove the mounting bolts and washers holding
the pump to the frame.
(Back View)
3. Slide the pump down off the crankshaft.
4. Apply a thin layer of grease to the crankshaft before
installing the pump.
5. Inspect the key and keyway on crankshaft.
6. Slide the pump onto the crankshaft making sure the
key lines with the keyway in the pump.
7. Install the pump/engine mounting bolts and tighten
to 25 ft-lb (34 N.m).
WARNING
Allow hot components to cool to
the touch prior to performing any
maintenance procedure.
Pump
INSPECT MUFFLER
Inspect the muffler for cracks, corrosion, or other
damage. If replacement parts are required, make sure
to use only original equipment replacement parts.
CLEANING SPARK ARRESTOR
1. Remove heat shield from the muffler by loosening
the two bolts on top of muffler shield.
2. If the spark arrestor is removable, take it off the
muffler. If it is welded then simply clean it on the
muffler.
3. Inspect the spark arrestor, replace if torn,
perforated or otherwise damaged. Do not use a
defective screen.
4. Use a wire brush to clear carbon from spark
arrestor. If required use a commercial solvent to
clean.
5. Reinstall muffler assembly.
Westinghouse Outdoor Power Equipment | 21