Harbor Freight Tools 90985 - Manual (Page 9)

Page 9
SKU 90985
Troubleshooting
Maintenance
Disconnect the tool from the air source.
1. Remove the Spray Gun Plastic Cup (2 or 6).
2. Pour residual paint into the paint container and seal it.
3. Pour non-flammable paint thinner into the Plastic Cup (2 or 6). If water based paint was
used, you can use water.
4. Secure the Plastic Cup (2 or 6) to the appropriate Gun and shake the liquid in the cup.
5. Connect to the air source and turn on the air compressor.
6. Spray the liquid onto a piece of scrap material until the
spray material is free of paint.
7. Repeat if necessary.
8. After following the above procedure, use the
brush and wire set to further clean the
Spray Gun.
Brush & Wire Set
PROBLEM
Paint drips on the
object being painted
Paint Application
uneven or irregular
Spray Gun not
operating
CAUSE
1. Paint too diluted
2. Improper spray adjustment
3. Too much air flow
4. Holding Trigger too long
5. Spraying too close
1. Paint too diluted
2. Improper spray adjustment
3. Air flow too weak
4. Spray movement too fast
5. Gun clogged
6. Spray distance too far
7. Nozzle set too fine
1. Paint not thinned enough
2. Spray Gun clogged
3. Air Hose is broken
4. Air Filter clogged
5. Paint Cup not fully closed
REMEDY
1. Add undiluted product
(check viscosity)
2. Reduce paint flow by tightening
Paint Adjustment Screw
3. Reduce air flow by turning Air
Adjustment Screw down
4. Release Trigger on back stroke
5. Increase distance between
nozzle and object
1. Add undiluted product
(check viscosity)
2. Increase paint flow by loosening
Paint Adjustment Screw
3. Increase air flow by loosening
Air Adjustment Screw
4. Move Spray Gun more slowly
5. Clean components
6. Spray closer to object
7. Adjust Nozzle
1. Add thinner (check viscosity)
2. Clean components
3. Replace Air Hose
4. Clean or replace Air Filter
5. Close paint cup