Troubleshooting

 

 

 

PROBLEM

CAUSE

SOLUTION

 

 

 

 

 

 

The sprayer overheats

Paint buildup on hydraulic

Clean

 

components

 

 

 

 

 

Oil level is low

Fill with oil.

 

 

 

Spitting from gun

Air in fluid pump or hose

Check for loose connections on

 

 

siphon assembly, tighten, then

 

 

reprime pump

 

 

 

 

Loose intake suction

Tighten

 

 

 

 

Fluid supply is low or empty

Refill supply container

 

 

 

Excessive hydraulic pump noise

Low hydraulic fluid level

Turn sprayer OFF. Add fluid*

 

 

 

*Check hydraulic fluid level often. Do not allow it to become too low. Use only Graco approved hydraulic fluid, page 7.

 

 

 

30

311279D

Page 30
Image 30
Graco Inc 833, 311279D important safety instructions Problem Cause Solution