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22- ENG
D27918
Water leaking
at pump
Water leaking
at gun/wand
connection
No or low
pressure (after
period of
normal use)
PROBLEM
CAUSE
CORRECTION
Wand not in low pressure.
See How to Use Wand paragraph
in the Operation Section.
Screen on end of chemical injector
rinsing hose not in water
Clean filter.
Cleaning solution too thick.
Dilute cleaning solution. Cleaning
solution should be the same
consistency as water.
Pressure hose is too long
Cleaning solution 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.
Worn E-Z start valve.
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
cleaning solution
Make sure end of chemical
injector rinsing hose is fully
submerged into clean water.
Filter clogged on chemical injector
rinsing hose.
Worn or broken o-ring.
Tighten.
Have replaced by AWSC.
Nozzle obstructed.
Pump Pulsates
Hoses are not connected.
Make sure all hoses are
connected at valve.
Control valve is in the down (off)
position or pointed toward the tank
not being uses.
Turn control valve toward tank
being used.
See Spray Wand paragraph in the
Maintenance section for the
correct procedure.
Lengthen water supply hose
instead of high pressure hose.