Graco A Series Instructions-Parts List Manual page 15

Overspray masking liquid system, stainless steel, with stainless steel pump

Hide thumbs Also See for A Series:

Table of Contents

Problem

Pump chattering

Pump fails to prime

* Relieve the Pressure. Disconnect the fluid hoses. If the pump start when the air is turned on again, the hose or

gun is clogged.

308069P

Cause

Packing nut too tight

Packing worn/material dried on I.D.

of packing

Material dried on rod

No material

Air leak between intake valve and

suction tube (55 gallon unit only)

Material or other contamination on

ball seats

Intake ball stuck

Inlet strainer plugged

Troubleshooting

Solution

Loosen packing nut

Inspect/replace packing

Clean or replace rod

Fill or replace container

Tighten or replace clamp or hose

Inspect and clean

Inspect, clean or replace

Clean strainer

Table of Contents

224826 224825