Troubleshooting (continued)

 

 

 

 

 

Problem

 

Cause

 

Solution

 

1.

Low material level

1.

Refill

 

2.

Cup tipped too far

2.

Hold upright

Sputtering Spray

3.

Clogged Air Vent

3.

Clean vent hole

4.

Loose fluid inlet connections

4.

Tighten

 

5.

Dry or loose fluid needle Packing

5.

Lubricate and/or tighten

 

 

Nut

 

 

 

6.

Loose/damaged fluid tip/seat

6.

Adjust or replace

 

1.

No pressure at gun

1.

Check air hoses

Will Not Spray

2.

Fluid control not open enough

2.

Open fluid control

3.

Fluid too thick

3.

Thin fluid or increase pressure

 

 

 

 

 

(within Maximum range)

 

1.

Improper application speed

1.

Move moderately and parallel

Overspray

2.

Improper distance from workpiece

2.

Adjust distance

 

 

3.

Too much pressure

3.

Reduce air pressure

 

1.

Dirty tip

1.

Clean

Fluid Tip Leakage

2.

Tight Packing Nut

2.

Loosen Packing Nut

3.

Broken fluid needle spring

3.

Replace

 

 

4.

Worn or damaged tip

4.

Replace tip and/or needle

 

1.

Dirty air valve/seat

1.

Clean

Air Leaking from Air

2.

Sticking air valve

2.

Lubricate

3.

Damaged air valve spring

3.

Replace

Cap

4.

Worn/damaged air valve/seat

4.

Replace

 

 

5.

Bent valve stem

5.

Replace

Fluid Leaking from

1.

Packing Nut loose

1.

Tighten without restricting

2.

Packing worn or dry

2.

Replace or lubricate (non-silicone)

Packing Nut

 

 

 

 

 

SKU 97855

For technical questions, please call 1-800-444-3353.

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Harbor Freight Tools 97855 operating instructions Troubleshooting, Problem Cause Solution