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Page 32
PURGING AIR FROM THE PUMP
NOTICE
Running a pressure washer pump without water will severely damage the pump seals
and other internal components. To avoid this hazard, make sure your water supply is
uninterrupted and at least 5 GPM at 20 PSI, and always purge the air from your pressure
washer pump before starting the engine.
PUMP PURGING
WARNING:WARNING:
The high pressures created by a pressure washer can cause uid injection injuries, severe
lacerations, amputations and/or death. To avoid these hazards, always aim the spray gun
and lance in a safe direction when using the pressure washer and never attempt to touch
a leak in a high-pressure hose or tting.
INJECTION INJURY
The pressure washer pump is designed to operate with the water owing through it. As
the water cools the internal components of the pump it also lubricates the seals.
Running the pressure washer pump, no matter for how short of time, without water
owing will severely damage the pump. Damage resulting from running the pump dry is
not covered under the warranty. Your pressure washer was a investment in your future,
treat it well.
1. Connect the high-pressure hose to both the pressure washer output and the gun.
Make sure the hose is uncoiled and not kinked in any way.
2. Connect the garden hose to the water source. Only use cold water for the pressure
washer. Turn the water on and allow it to ow for about thirty seconds to remove any
debris and trapped air.
3. Turn the water source o. Make sure the water inlet screen is in place and free of
debris, then connect the garden hose to the pressure washer input.
4. Once again, turn the water source on. Make sure water is not leaking from any of
the joints in the garden hose. If water is leaking, turn the source o, disconnect the
hose and replace rubber seals as needed.
5. With the wand pointed away from
the pressure washer and any persons,
squeeze and hold the trigger until all
trapped air is removed from the system.
Engage the trigger lock once completed.
6. Once again, make sure none of the
hoses or their connections are leaking.
NEVER operate the pressure washer
with leaking hoses!
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