15- ENG
A08987
Water
leaking at
pump
Water leaking
at gun/
spray wand
connection
No or low
pressure
(after period
of normal
use)
PROBLEM
CAUSE
CORRECTION
Spray wand not in low pressure.
See How to Use Spray Wand
paragraph in the Operation
Section.
Screen on end of detergent
injection hose not in cleaning
solution.
Clean filter.
Detergent or cleaning solvent too
thick.
Dilute
detergent or cleaning
solvent. Detergent or cleaning
solvent should have the same
consistency as water.
Pressure hose is too long
Lengthen water supply hose
instead of high pressure hose.
Detergent/cleaning solvent build-up
in detergent injector system.
Have parts cleaned or replaced
by certified mechanic.
Worn seal or packing
Call: 1-866-4SIMONIZ (1 866 474 6664)
Worn or obstructed valves.
Call: 1-866-4SIMONIZ (1 866 474 6664)
Worn unloader piston.
Call: 1-866-4SIMONIZ (1 866 474 6664)
Check and replace.
Loose hose connection.
Loose connections.
Tighten.
Piston packings worn.
Call: 1-866-4SIMONIZ (1 866 474 6664)
Worn or broken o-rings.
Call: 1-866-4SIMONIZ (1 866 474 6664)
Pump head or tubes damaged
from freezing.
Call: 1-866-4SIMONIZ (1 866 474 6664)
Will not draw
detergent/
cleaning
solvent
Make sure end of detergent
injection hose is fully submerged
into cleaning solution.
Filter on end of detergent injection
hose clogged.
Worn or broken o-ring.
Tighten.
Nozzle obstructed.
See Nozzle Cleaning paragraph in
the Maintenance section for the
correct procedure.
Pump
Pulsates
