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19 - ENG
A16617
Water
leaking at
pump
Water leaking
at gun/
spray wand
connection
No or low
pressure
(after period
of normal
use)
Spray wand not in low pressure.
See How to Use Spray Wand
paragraph in the Operation
Section.
Chemical screen not in cleaning
solution.
Clean filter.
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.
Have parts cleaned or replaced
by AWSC.
Worn seal or packing
Have replaced by AWSC.
Worn or obstructed valves.
Have replaced by AWSC.
Worn unloader piston.
Have replaced by AWSC.
Check and replace.
Loose hose connection.
Loose connections.
Tighten.
Piston packings worn.
Have replaced by AWSC.
Worn or broken o-rings.
Have replaced by AWSC.
Pump head or tubes damaged
from freezing.
Have replaced by AWSC.
Will not draw
chemicals
Make sure end of chemical hose
is fully submerged into cleaning
solution.
Chemical filter clogged.
Worn or broken o-ring.
Tighten.
Nozzle obstructed.
See Nozzle Cleaning paragraph in
the Maintenance section for the
correct procedure.
Pump
Pulsates
CAUSE
PROBLEM
CORRECTION
AWSC = Authorized Warranty Service Center