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Troubleshooting
20 3A0153E
Troubleshooting
Check everything in this Troubleshooting Table before
you bring the sprayer to an authorized service center.
Problem Cause Solution
ProShot makes no sound when
trigger is pulled
Trigger is locked. Disengage trigger lock. See page 6.
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 bat-
tery in charger or allow battery to warm up.
Status Indicator Light is flashing RED
when triggering, indicating that the
battery 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.
ProShot makes sound but no
material is sprayed when trig-
ger is pulled
Sprayer is not primed. Prime the pump. See Starting a new Job (or
Refilling the Cup), page 10. If sprayer fails to
prime, follow the Inlet Valve Cleaning proce-
dure, page 19 and/or Alternate Priming
Method, page 18.
Prime/relief valve is in UP position. Pull valve DOWN to spray position.
Suction Tube is missing or improperly
installed.
Make sure Suction Tube is properly installed.
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 Cleaning, page 19.
Tip is not in SPRAY position. Turn tip to SPRAY position.
Tip is clogged. See Unclogging Tip/Guard
Assembly, page 12.
Suction Tube screen is clogged or vent
holes in black rubber inlet seal are
clogged.
See Shutdown and Cleaning, page 13.
Sprayer has been tilted too far and
suction tube has lost contact with
material.
Make sure cup is filled with material. Do not tilt
the cup too far. Prime the pump. See Starting a
new Job (or Refilling the Cup), page 10.
No or low material in cup. Refill cup with material.
Tip filter is clogged. Remove and clean tip filter. See Unclogging
Tip/Guard Assembly, page 12.
Fine Finish Optimizer is installed while
using an incompatible material.
Make sure compatible material is being used.
See Reversible Tip Selection Chart, page 11.
Suction Tube o-rings are damaged or
missing.
Replace Suction Tube and o-rings.
Pump is clogged, frozen, or has debris
inside.
See ProShot Repair, page 17.
Sprayer has reached maximum life. ProShot only: purchase repair kit.
All other models should be replaced.
Material is leaking from hole in front of
sprayer.
Replace sprayer.