Symptom

Possible Cause

Solution

 

 

 

 

 

 

 

 

 

 

 

No spray output.

1.

No pressure at gun.

1.

Check air supply.

 

 

 

2.

Fluid passages dirty.

2.

Clean

gun,

remove

any

 

 

 

 

obstructions.

 

 

 

 

3.

Fluid control closed.

3.

Open.

 

 

 

 

 

 

4.

Out of paint.

4.

Refill.

 

 

 

 

 

 

5.

Material too thick.

5.

Thin to manufacturer's rec-

 

 

 

 

ommendations.

 

 

 

 

 

 

 

 

Excessive over-

1.

Fluid pressure too high.

1.

Reduce fluid pressure.

 

spray.

2.

Gun is too far from surface.

2.

Keep gun at recommended

 

 

 

 

distance.

 

 

 

 

 

3.

Spraying too fast.

3.

Slow

down

and

maintain

 

 

 

 

consistent,

 

even

parallel

 

 

 

 

stroke.

 

 

 

 

 

 

 

 

 

 

 

Unable to control

1.

Pattern adjustment screw is not

1.

Clean or replace.

 

 

spray fan.

 

seating properly.

 

 

 

 

 

 

 

 

2.

Atomizing cap is loose.

2.

Tighten atomizing cap.

 

 

 

 

 

 

Runs and sags.

1.

Damaged seal.

1.

Replace damaged seal(s).

 

2.

Too much fluid output.

2.

Use fluid control to reduce

 

 

 

 

flow.

 

 

 

 

 

 

3.

Keeping gun in one place too

3.

Keep gun moving at a

 

 

long.

 

steady pace.

 

 

 

 

 

 

 

 

 

 

 

 

Material leaks from

1.

Cap not secure.

1.

Tighten.

 

 

 

 

cup.

2.

Cup not tight on gun body.

2.

Tighten.

 

 

 

 

 

3.

Leaking from cap vent hole.

3.

Hold gun upright do not tilt.

 

 

 

 

 

 

 

 

 

Material leaks from

1.

Fluid tip loose.

1.

Tighten.

 

 

 

 

gun.

2.

Dry or damaged seals.

2.

Replace seals.

 

 

 

3.

Excessive pressure.

3.

Reduce pressure.

 

 

 

 

 

 

 

Thick dimpled fin-

1.

Holding gun too close to sur-

1.

Spray at recommended dis-

ish: orange peel

 

face.

 

tance.

 

 

 

 

 

appearance.

2.

Inlet air pressure too low.

2.

Check inlet air pressure.

 

3.

Material not properly mixed.

3.

Follow

manufacturer's

 

 

 

 

instructions.

 

 

 

 

4.

Surface is dirty or oily.

4.

More

surface

prep

is

 

 

 

 

required.

 

 

 

 

 

 

 

 

 

 

Dry spray.

1.

Inlet air pressure too high.

1.

Lower inlet air pressure.

 

 

2.

Gun too far from surface.

2.

Keep gun at recommended

 

 

 

 

distance.

 

 

 

 

 

3.

Gun stroke too fast.

3.

Slow

down

and

maintain

 

 

 

 

consistent

 

even

parallel

 

 

 

 

stroke.

 

 

 

 

 

 

 

 

 

Contaminated

1.

Water or oil in the air line.

1.

Install an in-line air filter.

paint: fish eye

 

 

2.

Replace air line.

 

 

appearance.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Model T23092 High-Pressure Spray Gun

-13-

Page 14
Image 14
Grizzly T23092 owner manual Parallel