Troubleshooting
26
333011D
Gun does not spray
Low fluid supply.
Add fluid if necessary.
Damaged spray tip.
Replace; see
Air Cap/Tip Guard,
Spray Tip, and Fluid Seat Housing
Replacement
page 29.
Dirty or clogged spray tip (3).
Clean; see
Clean the Spray Gun
,
page 20.
Damaged fluid needle (2).
Replace, see
Fluid Needle Replace-
ment
page 31.
Piston (11) not actuating.
Check cylinder air. Check piston
o-ring (11d); see
Piston Repair
,
page 32.
Actuator arm (15) is out of position.
Check actuator arm and nuts. See
page 32.
Air leaks from manifold
Gun is not securely tightened to
manifold
Tighten manifold screws
Worn or missing o-rings
Replace o-rings. See page 32
Fluid doesn’t shut off properly
Fluid buildup on fluid needle (2)
Replace needle;
Fluid Needle
Replacement
, page 31
Piston sticking
Clean or replace o-rings. See
Piston
Repair
, page 32
Excessive paint wrap back to opera-
tor
Poor grounding
See
Grounding
, page 14
Incorrect distance from gun to part
Should be 8-12 in. (200-300 mm).
Problem
Cause
Solution
