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TROUBLESHOOTING GUIDE
SYMPTOM
POSSIBLE CAUSES
CORRECTIVE ACTION
Pump En
normally BUL pressure E is y
Pump sucking air,
|
Check that hoses and fittings are al i
low.
tight and chemical container full.
Valves worn or dirty.
Check, clean or replace.
Unloader valve seat faulty or worn.
Check and replace.
Nozzle incorrect or worn.
Check and replace.
"<tr
Worm piston packing
CHECK and replace _
Fluctuating pressure.
——m
Valves worn, dirty or stuck.
|
|
|
Check, clean or replace. DS
Pump sucking air.
Check that hoses and fittings are air
tight and chemical container full.
Pressure drops after period of MW
"Nozzle worn.
a
m
MUN
Check and a
ME
normal use.
Valves worn, dirty or stuck.
Check, clean or replace.
Unloader valve seat worn or dirty.
Check, clean or replace.
piston
packing,
bheckand replace.
=
ja
S E
o
e=
A PRAIRIES
=
==
= >
tight and chemical container full.
Valves worn, dirty or stuck.
Check, clean or replace.
Worn bearings.
Check and replace if necessary.
il
A
i
a
TEA SPA Water too hot. =
a
n
im e N
NI
Reduce temperature below 140%.
Presence of water in oil |
i, humidity in air.
.
|
Check And change oil twice = sn
_ Piston packing and oil seal worn,
Check and replace
>
Water dripping from under pump.
Piston packing Worn.
Check and replace.
_The 2 O-rings of piston guide or retainer worn,
Check and replace.
Oi dripping,
seil wern
heck
and replace, _
a
The motor does not start re
Thé plug not well ad
or Tn of
Check plug, cable and ŴR
When o
on 'ihe tht then cbr
The voltage' is insufficient.
Check that the power supply is
hums but does not run.
adequate. Start with trigger gun in
open position.
The pump is stuck or frozen.
Check by turning the motor manually
as described | in instructions.
The motor stops.
Tripped thermal overload due to overheating.
—
Check that the voltage is —
Wait
a few minutes before turning on the
unit again.
IMPORTANT
If the pressure washer demonstrates other symptoms or the corrective actions listed
do not correct the problem, contact the local, authorized Bowman Distribution Service
Center. The Bowman Distribution Service Center can be identified by contacting:
Customer Service Department at Bowman Distribution, 1-800-821-6490.
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