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Troubleshooting
26 3A1698F
Troubleshooting
Check everything in this Troubleshooting Table before
you bring the sprayer to an authorized service center.
Problem Cause Solution
Sprayer makes no sound when
trigger is pulled
Trigger is locked. Disengage trigger lock. See page 9.
Status Indicator Light is solid RED when
triggering, indicating that the battery
charge is low, or the battery is too cold.
Replace with charged battery and place
old battery in charger, or allow battery to
warm up.
Status Indicator Light is flashing RED
when triggering, indicating that the bat-
tery is too hot to operate.
Allow battery to cool.
Status Indicator Light does not light when
sprayer is triggered. Battery is not
installed or is damaged.
Install battery or replace.
Sprayer makes sound but no material is
sprayed when trigger is pulled
Sprayer is not primed. Prime the pump. See Starting a new Job
(or Refilling the Cup), page 13. If
sprayer fails to prime, follow Alternate
Priming Method (page 23).
Prime/relief valve is in UP position. Put valve DOWN to spray position.
Suction Tube is missing or improperly
installed.
Make sure Suction Tube is properly
installed.
Suction Tube screen or vent hole is
clogged.
See Shutdown and Cleaning, page 16.
Suction Tube o-rings are damaged or
missing.
Replace Suction Tube o-rings.
Tip is not in SPRAY position. Turn tip to SPRAY position.
Tip is clogged. See Unclogging Tip/Guard
Assembly, page 15.
Tip filter is clogged. Remove and clean tip filter. See Unclog-
ging Tip/Guard Assembly, page 15.
Pressure control is too low or Hi/Lo switch
is in Lo range.
Turn pressure control up or shift Hi/Lo
switch to Hi range.
Sprayer has been tilted too far and suc-
tion tube has lost contact with material.
Make sure cup is filled with material.
Rotate suction tube, page 11. Do not tilt
the cup too far. Prime the pump. See
Starting a new Job (or Refilling the
Cup), page 13.
No or low material in cup. Refill cup with material and prime the
pump.
Inlet valve is stuck from material
residue left in sprayer.
Use a pencil or thin rod to lightly push on
inlet valve to make sure it moves up and
down freely. See Inlet Valve
Removal/Service, page 24.
Pump is clogged, frozen, or has debris
inside.
See Outlet Valve Repair, page 25 and
Inlet Valve Removal/Service, page 24.
Material is leaking from hole in front of
sprayer.
Sprayer has reached maximum life.
Replace sprayer.