Wagner SprayTech 9900 Paint Sprayer User Manual


 
11
GB
Troubleshooting
Problem
A. The unit will not start.
B. No coating material ow from
the tip.
C. Tip drips.
D. Spray pattern sickle-shaped.
E. Spray jet utters.
F. Leaks around the needle (3)*.
*see page 12-13
Cause
1. No mains voltage.
2. Carbon brushes in motor worn.
3. Fine-wire fuse defect.
4. ON/OFF switch defect.
5. Motor defect.
1. Tip clogged.
2. Non-return valve (34)* clogged.
3. Paint container seal damaged.
4. Filter (48)* clogged.
5. Paint container empty.
6. Adjusting ring (30)* open too far.
7. Material adjusting knob (1)* closed.
1. Worn tip.
2. Contamination in tip.
3. Material adjusting knob open too far.
4. Needle seal screw connection (20)* over-
tightened.
1. Air cap holes plugged.
1. Coating material in paint container is
running out.
2. Filter clogged.
1. Needle seal screw connection (20)* loose.
2. Needle seal (26)* worn.
Solution
1. Check.
2. Replace.
3. Have checked and replaced by a specialist
electrician.
4. Have replaced by a specialist electrician.
5. Call WAGNER service.
1. Clean tip.
2. Unscrew non-return valve and clean or exchange
valve plate. Pay attention to the direction of the
arrow during assembly.
3. Replace.
4. Clean or replace.
5. Rell.
6. Adjust.
7. Adjust.
1. Replace.
2. Clean.
3. Adjust material adjusting knob accordingly (see page
6).
4. Adjust.
1. Clean.
1. Rell coating material.
2. Clean or replace.
1. Tighten screw connection for needle seal (20)*
loosely with open-end wrench.
2. Tighten or replace the needle seal (26).