Change Pump Oil; Enginex; Check Oil Level - Craftsman 580.752550 Owner's Manual

5. Using a garden hose, remove additional debris by
back flushing water through nozzle extension.
Back flush between 30 to 60 seconds. Turn
adjustable nozzle extension to stream spray and
move nozzle from low to high while flushing.
6. Reinstall orifice and in-line filter into nozzle
extension. DO NOT overtighten orifice with allen
wrench.
7. Reconnect nozzle extension to spray gun.
8. Reconnect water supply, turn on water, and start
engine.
9. Test pressure washer by operating with nozzle in
high and low positions.
O–Ring Maintenance
Purchase an O–Ring Repair Kit, item number
7175116, at your local Sears or by calling
1-800-366-PART or online at www.sears.com. It is not
included with the pressure washer. This kit includes
replacement o-rings, rubber washer and water inlet
filter. Refer to the instruction sheet provided in the kit
to service your unit's o-rings.
Pump Maintenance
Changing Pump Oil
Change oil every 50 hours or once yearly, whichever
occurs first.
NOTE: You must purchase a premeasured bottle of
pump oil, item number 190585GS, by calling
1-800-366-PART or online at www.sears.com.
Change pump oil as follows:
1. Drain engine oil and fuel from pressure washer.
2. Use a 8mm allen wrench to remove black pump
oil cap between high pressure outlet and garden
hose inlet.
3. Tilt pressure washer to drain oil into an approved
container until it drips slowly from pump.
4. Tilt pressure washer in opposite direction and
empty premeasured pump oil bottle into same
opening (a small funnel may be helpful).
5. Install black pump oil cap and tighten firmly.
6. Set pressure washer in upright position. Add fuel
and engine oil.
ENGINE MAINTENANCE
Checking Oil Level
Oil level should be checked prior to each use or at
least every 5 hours of operation. Keep oil level
maintained.
Changing Oil
Change engine oil after the first 5 hours and every
50 hours thereafter. If you are using your pressure
washer under extremely dirty or dusty conditions, or in
extremely hot weather, change oil more often.
Avoid prolonged or repeated skin contact with used
motor oil.
• Used motor oil has been shown to cause skin cancer in
certain laboratory animals.
• Thoroughly wash exposed areas with soap and water.
Change oil while engine is still warm from running, as
follows:
1. Drain fuel tank by running pressure washer until
fuel tank is empty.
2. Disconnect spark plug wire and keep it away from
spark plug.
3. Remove oil drain plug and drain oil into
appropriate receptacle.
4. Reinstall drain plug. Remove oil fill cap.
5. Fill to point of overflowing at oil fill cap with
Oil Cap
recommended oil.
6. Reinstall oil fill plug and tighten securely.
7. Wipe up any remaining oil.
8. Reconnect spark plug wire to spark plug.
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CAUTION
KEEP OUT OF REACH OF CHILDREN.
DON'T POLLUTE. CONSERVE
RESOURCES. RETURN USED OIL TO
COLLECTION CENTERS.