Troubleshooting

 

Problem

Cause

 

Solution

 

 

 

 

 

 

 

 

 

 

 

 

ProShot sprays with poor

Tip is partially clogged

See Unclogging Tip/Guard Assembly, page

results

 

12.

 

 

 

 

 

 

 

 

 

 

Tip is not in correct position

Rotate tip to SPRAY position.

 

 

 

 

 

 

 

 

 

Incorrect tip for application of

See Reversible Tip Selection Chart, page 11.

 

 

 

material.

 

 

 

 

 

 

 

 

 

 

 

Tip filter is partially clogged

Clean or replace filter. See page 12.

 

 

 

 

 

 

 

 

 

Suction Tube screen is partially

Clean or replace Suction Tube. See page 13.

 

 

 

clogged.

 

 

 

 

 

 

 

 

 

 

 

Fine Finish Optimizer is partially

Clean or replace Fine Finish Optimizer. See

 

 

 

clogged.

page 9.

 

 

 

 

 

 

 

 

 

Fine Finish Optimizer is installed while

Make sure compatible material is being used.

 

 

 

using an incompatible material.

See Reversible Tip Selection Chart, page 11.

 

 

 

 

 

 

 

 

 

Tip is worn or damaged

Replace tip. See Install Tip/Guard Assembly,

 

 

 

 

page 11.

 

 

 

 

 

 

 

 

 

Inlet or Outlet Valves are worn.

See ProShot Repair, page 17.

 

 

 

 

 

 

Paint leaks from sprayer trig-

Sprayer has reached its maximum life.

Replace sprayer.

ger area.

 

 

 

 

 

 

 

 

 

Battery is discharged but

Damaged battery.

Replace battery.

charger still displays green

 

 

 

light when battery is inserted.

 

 

 

 

 

 

 

 

 

Spray Pattern Diagnostics

 

 

 

 

 

 

 

 

 

Problem

Cause

 

Solution

 

 

 

 

 

 

 

 

 

 

Spray pattern is pulsating:

Fine Finish Optimizer is installed while using

Make sure material is compatible. See

 

 

 

an incompatible material.

 

Reversible Tip Selection Chart, page 11.

 

 

 

Operator is moving too fast while spraying.

Slow speed of movement.

 

 

 

 

 

Spray pattern has tails:

Fine Finish Optimizer is installed while using

Make sure compatible material is being used.

 

 

 

an incompatible material.

 

See Reversible Tip Selection Chart, page

 

 

 

 

 

11.

 

 

 

Fine Finish Optimizer is partially clogged.

Clean or replace Fine Finish Optimizer.

 

 

 

 

 

See page 9.

 

 

 

Material not compatible with sprayer.

 

Switch material.

 

 

 

Inlet or Outlet Valves are worn.

 

See ProShot Repair, page 17.

 

 

 

 

 

 

Spray pattern has dripping:

Sprayer is moving too slow for material.

 

Move sprayer faster while spraying.

 

 

 

Sprayer is too close to target surface.

 

Move sprayer away from surface (10 in).

 

 

 

Holding trigger while changing spray

 

Release trigger when changing directions.

 

 

 

direction.

 

 

 

 

 

Incorrect tip for application of

 

See Reversible Tip Selection Chart, page

 

 

 

 

 

 

 

material.

 

11.

 

 

 

Tip is worn or damaged.

 

Replace tip. See Install Tip/Guard Assembly,

 

 

 

 

 

page 11.

 

 

 

 

 

 

3A0153E

21

Page 21
Image 21
Graco 258859, 258865 Spray Pattern Diagnostics Problem Cause Solution, See Unclogging Tip/Guard Assembly