MANUAL - WALL MOUNT WATERBORNE GUN CLEANERS - UM80 SERIES REVISED 2015-5-30
8
TROUBLESHOOTING CHART
SYMPTOM
REASON
ACTION
PUMP LEAKS AIR OR
LIQUID
Pump is defective
Replace pump
WASH LIQUID DOES NOT
FLOW AND PUMP MAKES
A HISSING NOISE
• Wash pail empty
• Water in air line causes
pump to stall
• Check wash wash level
• Follow Procedure 2,
Blockage in Air Passage
in Diaphragm Pump
WASH LIQUID DOES NOT
FLOW AND PUMP DOES
MAKE A PUMPING NOISE
• Blockage in liquid line
• Component malfuntion
inside pump
• Follow Procedure 1,
Blocked Passage in Liq-
uid Line
• Replace pump
WASH LIQUID DOES NOT
FLOW, PUMP DOES NOT
MAKE A NOISE
Pump leaks
Replace pump
Blockage in air passage
Follow Procedure 3,
"Blocked Passage in Air
Line".
UM80WF ONLY
FILTERED WATER IS NOT
CLEAN
Not enough flocculant
Not enough agitation
Filter needs to be replaced
Do filtering procedure
again. Add 1-2 extra
spoonfuls of flocculant.
Ensure that the Agitator is
flat on the bottom of the
tank and the air pressure
to the unit is at least 40
PSI. Do filtering proce-
dure again including add-
ing flocculant.
Replace filter.
UM80WF ONLY
FILTERED WATER HAS A
"SILKY" FEEL
Filtered water has been
used too often
Too much flocculant has
been added
Dispose of filtered water.
Reduce the amount of
flocculant added next
time.
