Full Product Manual

Troubleshooting
40 3A9019C EN
Pump is primed, but can not achieve
good spray pattern.
Spray Tip may be partially clogged. See Clear Spray Tip Clog, page 23.
Reversible Spray Tip is in UNCLOG
position.
Rotate arrow-shaped handle on
Spray Tip so it points forward to
SPRAY position. See page 23.
Debris in paint causing obstruction. Strain the paint. See Clear Spray Tip
Clog, page 23.
Pressure is set too low. Align pressure control knob setting
indicator to desired spray setting.
See Clear Spray Tip Clog, page 23.
InstaClean Filter is clogged. Clean or replace InstaClean filter. See
Clean InstaClean Filter, page 29.
Spray gun filter is clogged. Clean or replace gun filter. See Clear
Spray Tip Clog, page 23.
Spray Tip selected is too large for
capability of sprayer.
Replace Spray Tip. See Spray
Techniques, page 21.
Spray Tip is worn beyond the
capability of sprayer.
Replace Spray Tip. See Spray
Techniques, page 21.
Spray Tip gasket and seal worn or
missing.
Replace gasket and seal. See Spray
Techniques, page 21.
Inlet screen is clogged or Suction
Tube is not immersed in paint.
Clean debris off inlet screen and
make sure Suction Tube is immersed
in paint.
Battery has insufficient charge for tip
support.
Charge battery or reduce tip size.
Inlet valve or outlet valve is worn or
clogged with debris.
Check for worn or contaminated inlet
valve or outlet valve.
- Prime sprayer with paint
- Trigger gun momentarily
- When trigger is released, pump
should cycle momentarily and stop
- If pump continues to cycle, pump
valves may be worn or
contaminated with debris
- See Storage/Priming Tool, page
34.
- Clean and reinstall valves.
- Replace valves with appropriate
kits. For kit part numbers, see
ProXChange Pump Parts List,
page 46.
Material is too thick. Thin material. Follow manufacturers
recommendations.
Airless hose is too long (if extra
section was added).
Remove section of airless hose.
Spray gun stopped spraying while
trigger is pulled.
Spray Tip is clogged. See Clear Spray Tip Clog, page 23
Sprayer lost prime. Reprime sprayer. See Fill Pump
(Prime Pump), page 17.
See Troubleshooting, page 38.
Problem Cause Solution