Craftsman 919.762500 - Manual (Page 13)

Pressure Washer Maintenance
Check and Glean Inlet Screen: Examine inlet screen
on pomp inlet fitting. Clean if clogged replace if torn.
Check Hlgii Pressure Hose: High pressure hose can
develop leaks from v^ear, kinking, and abuse. Inspect
hose each time before use. Check for cuts, leaks,
abrasionsor bulging of cover, damage or movement of
couplings, if any of these conditions exist, replace hose
immediately.
Check Chemical/Soap Hose: Examine the chemical/
soap hose and clean if dogged. Hose should fit tightly
on pump fitting. Check for leaks and tears. Replace
filter or hose if either is damaged.
Check Gun and Wand: Examine hose connection to
gun making sure it is secure. Test trigger by pressing it
and making sure it springs back into place when you
release it.
Pump Oil
Pump oi! level should be checked before each use.
Changing Pump Oil
Oil should be changed after the first 10 hours of opera­
tion. Subsequent changes after each 50 hours of opera­
tion. To drain oil, simply remove oil plug with a adjust­
able wrench. The oil plug is located at the bottom of the
pump. Dispose of used oil. Properly remove pump oil fill
plug. Add 30 weight non-detergent oil. Fill until oi! level is
at the mid point on the sight glass.
Purge Pump of Air and Contaminants
To remove the air from the pump, follow these steps:
• Set up the pressure washer as described in
Assembly section and connect the water supply.
• Remove the wand extension from the spray gun.
• Pull the trigger on the gun and hold.
To remove the contaminants from the pump, follow
these steps:
• Set up the pressure washer as described in
ASSEMBLY section, connect the water supply.
• Remove the v/and extension from the spray gun.
• Start the engine according to instructions in the
OPERATION section.
Pull the trigger on the gun and hold.
When the water supply is steady and constant,
disengage trigger and refasten the wand extension.
Engine Maintenance
Oil
• Oil level should be checked prior to each use
or at least every 5 hours of operation, To check oi! see
Adding Engine Oil on page 9.
Changing Engine Oil
For a new engine, change oil after the first 5 hours of
operation. Thereafter, change oil after every 50 hours of
operation.
Change the oil while the engine is still warm. The oil will
flow freely and carry away more impurities. Make sure
the engine is level when filling, checking, or changing oil.
Change the oil as follows:
• To keep dirt, grass, etc,, out of the engine, clean the
area around the drain plug and oil plug before
removing it.
• Remove the oil drain plug and oil plug. Tilt the engine
slightly towards the oil drain to obtain better drainage.
Be sure to allow ample time for complete drainage.
• Reinstall the drain plug. Make sure it is tightened
securely.
• Fill the crankcase with new oil of the proper type, up
to the threads in the oil port. Pour slowly.
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