22- ENG
OPERATIONAL
ISSUE
POSSIBLE CAUSE
SOLUTION
Water leaking
at pump
Loose connections
Tighten
Piston packings worn
Please contact our customer
service department at
www.simpsoncleaning.com
Worn or torn o-ring
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
Oil leaking
at pump
Oil seals worn
Please contact our customer
service department at
www.simpsoncleaning.com
Loose drain plug
Tighten
Worn drain plug o-ring
Check and replace
Worn fill plug o-ring
Check and replace
Pump overfilled
Check for correct amount
Incorrect oil used
Drain and fill with correct
amount and type of oil
Vent plug is clogged
Clean vent plug; blow air through
it to remove any blockage. If
prob lem persists, replace plug
Air filter filled with oil
Clean and/or replace filter
element. Refer to
Engine Owner's
Manual
for correct procedure.