OPERATIONAL
POSSIBLE CAUSE
ISSUE
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
Water leaking
Loose connections
at pump
Piston packings worn
Worn or torn o-ring
Pump head or tubes
damaged from freezing
Pump pulsates
Nozzle obstructed
SOLUTION
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
Tighten
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
See Nozzle Cleaning
paragraph in the
Maintenance section for
the correct procedure
23 - ENG