22
FAULT
CAUSE
REMEDY
The regulator engages and
releases when the gun trigger is
released.
The regulator engages and
releases when the gun trigger is
engaged.
Pump staying under pressure
when the gun is released.
Water dripping from the regula-
tor guide.
The gun does not properly
close.
Leaks on the high pressure line.
The regulator check valve does
not properly close.
The regulator piston seal kit is
worn.
The regulator guide seal kit is
worn.
Water coming into the soap jar.
There is not enough flow to
maintain the regulator engaged
(jammed nozzle).
The gun does not properly
close.
The regulator check valve does
not close.
The regulator guide seal kit is
worn.
Adjust, repair or replace the
gun.
Stop the leaks.
Replace the defective parts.
Replace the defective parts.
Replace the defective parts.
Clean or repair the soap injec-
tor check valve.
Clean the nozzle (problem
encountered with interchan-
geable nozzles).
Repair the gun.
Repair the check valve.
Replace the defective parts.
PRESSURE REGULATOR
Trouble shooting guide