DeVillbiss Air Power Company D20249 Pressure Washer User Manual


 
11 — ENG
D20249
OPERATION
BEFORE STARTING
1. Move pressure washer to level ground.
2. Check engine oil level. Refer to engine
manufacturer's manual for procedure.
NOTE
The engine on this pressure washer is
equipped with a low oil sensor. The amount of
oil in the engine must be correct or the engine
will not start.
3. Make sure shipping plug on pump has been
replaced with dipstick/oil plug. See Assembly
section in this manual.
4. Check oil level in pump. See Pump paragraph in
the Maintenance section for correct procedure.
5. Select a nozzle for your cleaning job. See
Nozzles in this section.
6. Install desired nozzle into quick connect coupler.
See Changing Nozzles in this section.
7. Make sure screen filter is in water inlet of pump,
as shown.
10. Attach other end of high pressure hose to quick
connect fitting on pump as shown.
Screen Filter
Never pull water supply hose to move unit. This
could damage hose and/or pump inlet.
9. Attach one end of high pressure hose to spray gun
as shown. This is a quick connect fitting and
requires no tightening.
8. Connect male end of water supply hose to water
inlet of pump as shown.
NOTE
The water supply must provide a minimum
of 5 gallons per minute at 20 PSI.
NOTE
Use cold water only.
Water
Supply
Hose
High
Pressure
Hose
11. Make sure high pressure hose and water supply
hose are securely connected to pump.
12. If you are applying a chemical or cleaning solution,
See How To Siphon Chemicals/Cleaning
Solvents in Operation section of this manual.
13. Turn water supply on.