22
Problem
Cause
Solution
Spray gun stopped spraying.
Suction tube is leaking.
Tighten the suction tube connection.
Inspect the tube for cracks or vacuum
leaks.
Nozzle Spray Tip is clogged.
Unclog the Nozzle Spray Tip.
Paint runs down the wall or sags. Coat is going on too thick.
Move the gun faster.
Choose a Nozzle Spray Tip with a
smaller orifice.
Choose a Nozzle Spray Tip with a wider
fan.
Ensure a sufficient distance (1-foot or
30cm) from the gun to the painted
surface.
Coverage is too thin or sprayed
paint is inadequate.
Coat is going on too thin.
Move the gun slower.
Choose a Nozzle Spray Tip with a larger
orifice.
Choose a Nozzle Spray Tip with a
narrower fan.
Ensure a sufficient distance (1-foot or
30cm) from the gun to the painted
surface.
Fan pattern varies dramatically
while spraying.
OR
Sprayer does not turn on
promptly when resuming
spraying.
Pressure Control Knob is worn
and causing excessive pressure
variation.
Have the sprayer serviced by a qualified
repair person.
Cannot trigger the spray gun.
Spray gun trigger lock is locked.
Rotate the trigger safety lever to the unlock
position.
Paint is coming out of the
pressure control knob.
Pressure Control Knob is worn.
Have the sprayer serviced by a qualified
repair person.
Spray/Prime valve actuates
automatically relieving pressure
through the Output Prime Tube.
System is over-pressurized.
Have the sprayer serviced by a qualified
repair person.
Paint leaks down the outside of
the pump.
Pump packing seals have worn.
Replace pump packing seals.
Motor is hot and runs
intermittently. Motor
automatically shuts off due to
excessive heat.
Damage can occur if cause is not
corrected.
Vent holes in motor enclosure
are plugged or sprayer is
covered.
Keep vent holes clear of obstructions and
overspray, and keep the sprayer
uncovered and open to air.
Extension cord is too long or not
heavy enough gauge.
Replace the extension cord with a 12 AW G
cord.
Unregulated electrical generator
being used has excessive
voltage.
Use an electrical generator with a proper
voltage regulator. Sprayer requires a
120VAC, 60Hz, 1500-W att generator.
V0.1
19802
Summary of Contents for 19802
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