Graco 258875, 258870, 258866. 258863. 3A0159E Spray Pattern Diagnostics Problem Cause Solution

Page 21

Troubleshooting

Problem

Cause

Solution

 

 

 

 

 

 

Sprayer sprays with poor results

Tip is partially clogged

See Unclogging Tip/Guard

 

 

Assembly, page 15.

 

 

 

 

Tip is not in correct position

Rotate tip to SPRAY position.

 

 

 

 

Incorrect tip for application of

See Reversible Tip Selection

 

material.

Chart, page 13.

 

 

 

 

Tip filter is partially clogged

Clean or replace filter. See page 15.

 

 

 

 

Suction Tube screen is partially

Clean or replace Suction Tube. See

 

clogged.

page 16.

 

 

 

 

Fine Finish Optimizer is partially

Clean or replace Fine Finish Opti-

 

clogged.

mizer. See page 10.

 

 

 

 

Fine Finish Optimizer is installed

Make sure compatible material is

 

while using an incompatible material.

being used. See Reversible Tip

 

 

Selection Chart, page 13.

 

 

 

 

Tip is worn or damaged

Replace tip. See Install Tip/Guard

 

 

Assembly, page 13.

 

 

 

 

Inlet or Outlet Valves are worn.

Replace sprayer.

 

 

 

 

Sprayer is pulsating while spraying

Fine-Finish Optimizer is not installed.

 

water.

See page 10.

 

 

 

Paint leaks from sprayer trigger area.

Sprayer has reached its maximum

Replace sprayer.

 

life.

 

 

 

 

Spray Pattern Diagnostics

 

 

Problem

Cause

Solution

 

 

 

 

 

 

 

 

Spray pattern is pulsating:

The Fine-Finish Optimizer is installed

Make sure material and tip are compati-

 

 

while using thick material.

ble. See Reversible Tip Selection Chart,

 

 

Operator is moving too fast while

page 13.

 

 

 

 

 

spraying.

 

 

 

 

Slow speed of movement.

 

 

 

 

Spray pattern has tails:

Fine Finish Optimizer is installed while

Make sure compatible material is being

 

 

using an incompatible material.

used. See Reversible Tip Selection

 

 

 

 

 

Chart, page 13.

 

 

Fine Finish Optimizer is partially

Clean or replace Fine Finish Optimizer.

 

 

clogged.

See page 10.

 

 

Material not compatible with sprayer.

Switch material.

 

 

 

 

Inlet or Outlet Valves are worn.

Replace sprayer.

 

 

 

 

3A0159E

21

Image 21
Contents 3A0159E Table of Contents Extension Cord Gauge Extension Cord Length Extension CordsFire and Explosion Hazard Equipment Misuse Hazard TrueCoat Component Identification TrueCoat Plus Component Identification Power Cord Using Electrical CordsGrounding and Electrical Requirements Extension Cord RequirementsPressure Relief Procedure Trigger LockControl Lever Position Installing Suction Tube SetupCleanup/Storage Overheating ProtectionSprayer Setup Starting a New Job or Refilling the Cup MaterialsShoulder Strap Installation Reversible Tip Selection ChartThin Medium Heavy Aiming Sprayer Triggering SprayerUnclogging Spray Tip/Guard Assembly Flushing Sprayer Shutdown and CleaningTi14991a Cleaning Sprayer Exterior StorageTips Replacement Parts and Kits Ref. PartPart Problem Cause Solution TroubleshootingSpray Pattern Diagnostics Problem Cause Solution See Reversible Tip Selection Chart See Shutdown and Cleaning,See Install Tip/Guard Assembly, Alternate Priming Method Inlet Valve Cleaning InstallationRemoval Sprayer Technical DataTechnical Data Technical Data 3A0159E Graco Information Graco Standard Warranty