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OPERATIONAL
POSSIBLE CAUSE
ISSUE
No or low
Air in hose
pressure
(initial use)
Choke in the "Choke" position Move choke to the "No
High pressure hose is too long Use high pressure hose under
Will not draw
Spray wand not in
chemicals
low pressure
Chemical filter clogged
Chemical screen not
in cleaning solution
Chemical too thick
Pressure hose is too long
Chemical build up in
chemical injector
No or low
Worn seal or packing
pressure
(after period of
normal use)
Worn or obstructed valves
Worn unloader piston
Water leaking at
Worn or torn o-ring
gun/spray wand
Loose hose connection
connection
Please contact us for further information at www.allpartsinc.com
SOLUTION
Turn off the engine, then the
water source. Disconnect
the water source from the
pump inlet and turn the water
source on to remove all air
from the hose. When there
is a steady stream of water
present, turn water source
off. Re- con nect water source
to pump inlet and turn on
wa ter source. Squeeze trigger
to re move re main ing air
Choke"
po si tion
100 feet (30 m)
See how to Use Spray
Wand paragraph in the
Operation Section
Clean filter
Make sure end of
detergent siphon hose
is fully submerged into
cleaning solution
Dilute chemical. Chemical
should be the same
consistency as water
Lengthen water supply hose
instead of high pressure hose
Please contact our customer
service department at
www.simpsoncleaning.com
Please contact our customer
service department at
www.simpsoncleaning.com
Please contact our customer
service department at
www.simpsoncleaning.com
Please contact our customer
service department at
www.simpsoncleaning.com
Check and replace
Tighten
21 - ENG
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