Graco Inc 261820 specifications Grounding and Electrical, Requirements

Page 14

 

 

Basic Troubleshooting

 

 

 

Problem

Cause

Solution

 

 

 

 

 

 

Pressure is set at maximum but

Spray tip is clogged.

Unclog spray tip, see Operation

cannot achieve a good spray pattern.

 

manual 312001.

 

 

 

 

Reversible spray tip is in UNCLOG

Rotate arrow-shaped handle on

 

position.

spray tip so it points forward on gun.

 

 

 

 

Spray tip is too large for sprayer.

Select smaller spray tip.

 

 

 

 

Spray tip is worn beyond capability of

Replace spray tip.

 

sprayer.

 

 

 

 

 

Extension cord is too long or not

Replace extension cord. See

 

heavy enough gauge.

Grounding and Electrical

 

 

Requirements, page 6.

 

 

 

 

Spray gun fluid filter is clogged.

Clean or replace spray gun fluid filter,

 

 

see Operation manual 312001.

 

 

 

 

InstaClean fluid filter is clogged.

Clean or replace InstaClean fluid

 

(ProX7 and ProX9 Only)

filter, see Operation manual 312001.

 

 

 

 

Inlet screen is clogged.

Clean debris off inlet screen.

 

 

 

 

Pump valves are worn.

Check for worn pump valves.

 

 

a. Prime sprayer with paint

 

 

b. Trigger gun momentarily.

 

 

When trigger is released,

 

 

pump should cycle momen-

 

 

tarily and stop. If pump con-

 

 

tinues to cycle, pump valves

 

 

may be worn.

 

 

 

 

Material is too thick.

Thin material.

 

 

 

 

Hose is too long (if extra section is

Remove extra section of hose.

 

added).

 

 

 

 

Spray gun stopped spraying. Pump is

Spray tip is clogged.

Unclog spray tip, see Operation man-

not cycling.

 

ual 312001.

 

 

 

When paint is sprayed, it runs down

Coat is going on too thick.

Move gun faster.

the wall or sags.

 

 

 

Choose a tip with smaller hole size.

 

 

 

 

 

 

 

Choose tip with wider fan.

 

 

 

 

 

Make sure gun is far enough from

 

 

surface.

 

 

 

When paint is sprayed, coverage is

Coat is going on too thin.

Move gun slower.

inadequate.

 

 

 

Choose tip with larger hole size.

 

 

 

 

 

 

 

Choose tip with narrower fan.

 

 

 

 

 

Make sure gun is close enough to

 

 

surface.

 

 

 

14

312667B

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Contents Related Manual ProX9 Airless Sprayers 312667BUS Patent 6,752,067 European Patent 1 208 Korean Patent Fold-n-StoreCart ProX Sprayers Only SpecificationsGetting Started Grounding Instructions Fire and Explosion Hazard Equipment Misuse Hazard Thermal Overload InstallationGrounding and Electric Requirements X7, ProX7, and ProX9 Only Component IdentificationProX Sprayers Only ProX9 OnlySG20 SG10 Trigger Lock Pressure Control Knob Settings Pressure Relief ProcedureOperation Trigger Locked SG10 Trigger Unlocked SG10General Repair Information Basic Troubleshooting Grounding and Electric RequireProX7 and ProX9 Insert screw Read Pump does not prime section ProX7 and ProX9 OnlyGrounding and Electrical Requirements,Grounding and Electrical Advanced Troubleshooting General Problem Motor Does Not OperateSee Control Board Diagnostics, Hazard After Thermal General Problem Circuit Breaker is Tripping Control. See List of Kits, General Problem Erratic Motor OperationElectric Requirements, See Control Board Diagnostics, page 25. If General Problem Low or Fluctuating OutputSwitch Kit, Prime/Spray Valve Kit,Use Pressure Control Switch Kit, to replace General Problem Excessive Pressure Build UpControl Switch Kit, Setup Motor Diagnostics X5Motor Diagnostics ProX7 and ProX9 Setup Relieve Pressure,Pressure Control Switch Diagnostics ProX7, ProX9, X5,Pump Diagnostics Control Board Diagnostics ProX7 and ProX9Control Board Diagnostics X5 List of Kits Kit Number Models Kit DescriptionPart Description Qty X5 Model 262800 Parts ListParts X5 Model X5, Model X7 Model 262805 Parts List X7 Model 41a 41b 41c 67a 47a 41d 67b 85a ProX7 and ProX9 Models 261815 and 261820 Parts List HUB CAPProX7 and ProX9 Models 261815 ProX7 and ProX9 Models 261810 Wiring Diagrams X5 and X7 Models 262800ProX7 and ProX9 Models 261815 Technical Data Magnum ProX7 Magnum ProX9Graco Standard Warranty For Graco Canada CustomersGraco INC. P.O. BOX 1441 MINNEAPOLIS, MN
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