5
308525
Operation
Pressure Relief Procedure
WARNING
INJECTION HAZARD
System pressure must be manually
relieved to prevent system from starting
or spraying accidentally. Fluid under high
pressure can be injected through skin and cause
serious injury. To reduce risk of injury from injec-
tion, splashing fluid, or moving parts, follow
Pres-
sure Relief Procedure
whenever you:
D
are instructed to relieve pressure,
D
stop spraying for more than 10 minutes,
D
check or service system equipment,
D
install or clean spray nozzle.
1.
Engage trigger safety latch.
2.
Turn sprayer off.
3.
Remove ignition cable from spark plug.
4.
Remove siphon tube from water supply.
5.
Disengage trigger safety latch and trigger gun to
relieve pressure. Engage trigger safety latch.
6.
If spray tip or hose is completely clogged, or
pressure has not been fully relieved after following
steps above:
Disengage trigger safety latch and
trigger gun to relieve pressure. Wrap rag around
hose end coupling and VERY SLOWLY loosen
coupling to relieve pressure gradually, then loosen
completely. Now clear tip or hose.
Startup
Always use this startup procedure to ensure that the
pressure washer is started safely and properly.
1.
Check oil levels.
Engine: Add SAE 30 or 10W–30 weight detergent oil
as necessary.
Pump: Add SAE 20 or 30 weight non-detergent oil as
necessary.
NOTE:
This pressure washer is equipped with a
low–oil sensor that shuts the engine off if the oil
level falls below a certain level. If the unit stops
unexpectedly, check both the oil and the fuel
levels. Check the oil level each time the unit is
refueled.
2.
Check fuel level.
WARNING
FIRE HAZARD
Do not refuel a hot engine. Refueling a
hot engine could cause a fire. Use only
fresh, clean regular or unleaded gaso-
line. Close fuel shutoff valve during refueling.
CAUTION
Never run unit dry. Costly damage to pump will
result. Always be sure water supply is sufficient
before operating.
3.
Turn on water supply.
4.
Trigger gun until water sprays from tip, indicating
that air is purged from system.
5.
Open fuel shutoff valve. Be sure spark plug ignition
cables are pushed firmly onto spark plugs. Put
ignition shutoff switch in “on” position and throttle
in “run” position.
Summary of Contents for 800636
Page 14: ...14 308525 Notes...