Filter
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Troubleshooting
3A2308C 25
Sprayer sprays with poor results Tip is partially clogged See Unclogging Tip/Guard
Assembly, page 18.
Tip filter is partially clogged or dam-
aged.
Clean or replace filter. See page 13.
Material being sprayed is aerated
because it was shaken.
Do NOT shake material. Stir the mate-
rial or check the manufacturer’s recom-
mendation for the material being
sprayed.
Material being sprayed is too cold to
spray.
Warm material.
Pressure adjustment is not set cor-
rectly.
Readjust pressure setting. See Setting
Pressure, page 15.
Material being sprayed is too thick. Thin material with proper reducer rec-
ommended by material manufacturer.
Incorrect tip for application of material. Change tip size.
Tip is worn or damaged. Replace tip.
Tip is not in correct position. Rotate tip to SPRAY position.
Inlet or outlet valves are worn. See Repair manual.
Prime/Pressure Relief valve is worn
out.
Replace Prime/Pressure Relief valve.
Accumulator is frozen and not function-
ing properly.
Check to see if accumulator moves
when spraying. If frozen, replace accu-
mulator.
Battery is discharged but charger still
displays green light when battery is
inserted.
Damaged battery. Replace battery.
Battery does not last long. Battery life varies with material, tip size,
pressure, and speed setting.
See Charging the Battery, page 7.
Prime/relief valve is moving and
making a popping noise while spraying.
Tip is clogged. Unclog tip.
Pressure is too high Turn pressure control knob counter-
clockwise.
Increase tip size.
Front valve housing is clogged. Remove front valve housing and clean.
Tip is not in correct position. Rotate Tip to SPRAY position.
Accumulator is frozen and not function-
ing properly.
Check to see if accumulator moves
when spraying. If frozen, replace accu-
mulator.
Pump keeps losing prime. Air is getting into the bag system Ensure lid is tight.
Ensure liner is not pinched and creating
an air leak path.
Change lid and liner. Retry.
Material is too thick. Properly mix material to shear thin the
material.
Warm up material to reduce viscosity.
Thin material with proper reducing
agent.
Prime/Pressure Relief valve is not
properly sealed.
Make sure Prime/Pressure Relief valve
is fully assembled with thread sealant
applied to threads.
Problem Cause Solution