Harbor Freight Tools 90985 operating instructions Troubleshooting, Maintenance

Page 9

Troubleshooting

PROBLEM

 

CAUSE

 

REMEDY

 

 

 

 

 

 

1.

Paint too diluted

1.

Add undiluted product

Paint drips on the

 

 

 

(check viscosity)

 

2.

Improper spray adjustment

2.

Reduce paint flow by tightening

object being painted

 

 

 

Paint Adjustment Screw

 

3.

Too much air flow

3.

Reduce air flow by turning Air

 

 

 

 

Adjustment Screw down

 

4.

Holding Trigger too long

4.

Release Trigger on back stroke

 

5.

Spraying too close

5.

Increase distance between

 

 

 

 

nozzle and object

 

1.

Paint too diluted

1.

Add undiluted product

Paint Application

 

 

 

(check viscosity)

uneven or irregular

2. Improper spray adjustment

2.

Increase paint flow by loosening

 

 

 

 

Paint Adjustment Screw

 

3.

Air flow too weak

3.

Increase air flow by loosening

 

 

 

 

Air Adjustment Screw

 

4.

Spray movement too fast

4.

Move Spray Gun more slowly

 

5.

Gun clogged

5.

Clean components

 

6.

Spray distance too far

6.

Spray closer to object

 

7.

Nozzle set too fine

7.

Adjust Nozzle

 

 

 

 

Spray Gun not

1. Paint not thinned enough

1.

Add thinner (check viscosity)

operating

2.

Spray Gun clogged

2.

Clean components

 

3.

Air Hose is broken

3.

Replace Air Hose

 

4.

Air Filter clogged

4.

Clean or replace Air Filter

 

5.

Paint Cup not fully closed

5.

Close paint cup

 

 

 

 

 

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

SKU 90985

Page 9

Image 9
Contents PC Paint Spray GUN KIT For technical questions and replacement parts, please callSafety Warnings and Precautions SpecificationsRead all instructions before using this tool Save This ManualPage Unpacking Touch-Up Sprayer OperationPaint and Materials Preparation ViscosityGuidelines for Thinning Refer to page 5 and the Assembly Drawing on pages 10 Preparing the areaPreparing and Operating the Hvlp Gravity Spray Gun Touch-up Sprayer Adjustments Operation Hvlp Gravity Gun AdjustmentsRefer to page 5 and the Assembly Drawing on Preparing and Operating Touch-up GunMaintenance TroubleshootingPlease Read the Following Carefully Main Parts List and Assembly DrawingGravity Feed Sprayer Assembly Drawing and Parts List Touch-up Sprayer Assembly Drawing and Parts List