Simpson Pro Series - Nozzle Cleaning; Water Inlet Filter

Page 25
ISSUE POSSIBLE CAUSE SOLUTION
Spray wand not in low pressure. Insert black “soap” nozzle.
Detergent lter clogged.
Clean the lter.
Detergent lter is not
submerged in the detergent.
Make sure the lter end of
the detergent siphon hose
is fully submerged in the
detergent.
Dilute detergent. The de-
tergent should be the same
consistency as water.
Detergent is too thick.
Lengthen the water
supply hose and shorten
the high-pressure hose.
High-pressure hose is too long.
Contact customer service
at 1-877-362-4271 or at
cservice@fna-group.com
Detergent is dried inside of the
detergent injector.
Will not draw in detergent.
Loose connections.
Tighten the connections.
Worn or torn O-ring.
Check and replace.
Contact customer service
at 1-877-362-4271 or at
cservice@fna-group.com
Piston packing worn.
Contact customer service
at 1-877-362-4271 or at
cservice@fna-group.com
Pump head or tubes damaged
from freezing.
Water leaking at pump.
Clean nozzle per the
MAINTENANCE section of
this manual.
Nozzle obstructed.
Pump or nozzle pulsates.
Loose drain plug.
Tighten.
Worn drain plug O-ring.
Check and replace.
Worn ll plug O-ring.
Check and replace.
Pump oil overlled.
Check for correct amount.
Drain and ll with correct
type and amount of oil.
Incorrect oil used.
Clean vent plug; blow air
through vent to remove
blockage. If problem
persists, replace the plug.
Vent plug is clogged.
Contact customer service
at 1-877-362-4271 or at
cservice@fna-group.com
Oil seals worn.
Oil leaking from pump.