Power Fist 8913212 Mode D'emploi page 17

V1.1
Pump will not draw
chemical or
detergent.
Pump will not draw
chemical or
detergent.
No or low pressure
(after period of
normal use).
Water leaking at
spray gun/spray
wand connection.
Water leaking at
pump.
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Gas Pressure Washer
4. Defective thermal relief
valve.
5. Air in hose.
6. High pressure hose too
long.
1. Spray gun not set to
low pressure.
2. Chemical filter clogged.
3. Chemical screen not
fully in chemical.
4. Chemical solution too
thick.
5. Pressure hose too long
6. Chemical build-up in
chemical injector.
1. Worn seal or packing.
2. Worn or obstructed
valves.
3. Worn unloader piston.
4. Worn E-Z start valve.
1. Worn or broken
O-ring.
2. Loose hose connection.
1. Loose connections.
2. Piston packing is worn.
4. Replace the thermal relief
valve or have a qualified
technician repair it.
5. Stop engine and water source.
Disconnect water source from
pump inlet and turn water
source to ON to remove all air
from hose. When steady
stream of water is present,
turn water source to OFF. Re-
connect water source to pump
inlet and turn on water
source. Squeeze trigger to
remove remaining air.
6. Use hose under 100 ft.
1. See Check Spray Wand and
Pressure Nozzles section.
2. Clean Filter.
3. Ensure end of siphon hose is
fully submerged into chemicals.
4. Dilute chemical. Chemical
solutions should have same
consistency as water.
5. Lengthen water supply hose
instead of pressure hose.
6. Have parts cleaned or replaced
by authorized dealer.
Have parts cleaned or replaced by
authorized dealer.
1. Check and replace O-ring.
2. Tighten hose connection.
1. Tighten connections.
8913212
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