21
Troubleshooting
Problem
The unit will not start
No coating material flow from
the tip
Tip drips
Spray pattern sickle-shaped
Spray jet flutters
Leaks around the needle (3)
Cause
No mains voltage
Carbon brushes in motor worn
Fine-wire fuse defect
ON/OFF switch defect
Motor defect
Tip clogged
Non-return valve (34) clogged, see
page 48
Paint container seal damaged
Filter (48) clogged
Paint container empty
Adjusting ring (31) open too far
Material adjusting knob (1) closed
Worn tip
Contamination in tip
Material adjusting knob open too far
Needle seal screw connection (21)
over-tightened
Air cap holes clogged
Coating material in paint container is
running out
Filter clogged
Needle seal screw connection (21)
loose
Needle seal (27) worn
Solution
Check
Replace
Have checked and replaced by
a specialist electrician
Have replaced by a specialist
electrician
Call WAGNER service
Clean tip
Unscrew non-return valve and
clean or exchange valve plate.
Pay attention to the direction of
the arrow during assembly.
Replace
Clean or replace
Refill
Adjust
Adjust
Replace
Clean
Adjust material adjusting knob
accordingly (see page 16)
Adjust
Clean
Refill coating material
Clean or replace
Tighten screw connection for
needle seal (21) loosely with
open-end wrench.
Tighten or replace the needle
seal (27)
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