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17- ENG
D28921
Water or oil leaking
from bottom of pump
A small amount of leakage is
normal
If excessive leaking occurs call
Customer Service Department
Bypass valve not operating
properly
Call Customer Service Department
Faucet closed
Open faucet
Unit has been stored in freezing
temperatures
Thaw out unit completely including
hose, gun, and wand
No intake of chemicals
Injection tube not securely
inserted into pressure washer
Push firmly into machine
Tube cracked or split Replace tubing
Pressure increases
when gun is closed
Motor running but
pump not building
maximum pressure or
has irregular pressure
Water inlet screen clogged
Clean screen. See section 5.4
Air in pump
Let pressure washer run with gun
open and wand removed until
steady stream of water is released.
Adjustable pressure knob not
set to maximum position
Set to maximum position. See
Section 4.2
Suction or discharge valves
clogged or worn out
Call Customer Service Department
By-pass valve not operating
effectively
Call Customer Service Department
Wrong Nozzle setting Switch nozzle to low pressure
Injection tube strainer clogged Clean strainer
Dried chemicals in injector Dissolve by running warm water
through the injection tube
Gun safety lock engaged Release safety lock
Trigger will not move
PROBLEM
POSSIBLE CAUSE
CORRECTION
Nozzle Blocked Clean Nozzle. See Section 5.2