22- ENG
OPERATIONAL
ISSUE
POSSIBLE CAUSE
SOLUTION
Will not draw
chemicals
Spray wand not in
low pressure.
See
How to Use Spray
Wand
paragraph in the
Operation
Section.
Chemical filter clogged.
Clean filter.
Chemical screen not in
cleaning solution.
Make sure end of detergent
siphon hose is fully submerged
into cleaning solution.
Chemical too thick.
Dilute chemical. Chemical
should be the same
consistency as water.
Pressure hose is too long
Lengthen water supply hose
instead of high pressure hose.
Chemical build up in
chemical injector.
Please contact our customer
service department at
www.simpsoncleaning.com
No or low
pressure
(after period of
normal use)
Worn seal or packing
Please contact our customer
service department at
www.simpsoncleaning.com
Worn or obstructed valves.
Please contact our customer
service department at
www.simpsoncleaning.com
Worn unloader piston.
Please contact our customer
service department at
www.simpsoncleaning.com
Water leaking at
gun/spray wand
connection
Worn or broken o-ring.
Check and replace.
Loose hose connection.
Tighten.
Water leaking
at pump
Loose connections.
Tighten.
Piston packings worn.
Please contact our customer
service department at
www.simpsoncleaning.com
Worn or broken o-rings.
Please contact our customer
service department at
www.simpsoncleaning.com
Pump head or tubes
damaged from freezing.
Please contact our customer
service department at
www.simpsoncleaning.com
Pump Pulsates
Nozzle obstructed.
See
Nozzle Cleaning
paragraph in the
Maintenance
section for
the correct procedure.
