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Gun Repair
Gun Repair
Prepare the Gun for Repair
Installing and repairing this equipment requires
access to parts that may cause electric shock or
other serious injury if the work is not performed
properly. Do not install or service this equipment
unless you are trained and qualified.
To reduce the risk of injury, follow the Pressure
Relief Procedure procedure on page 15 before
checking or servicing any part of the system and
whenever you are instructed to relieve the pressure.
28
•
Check all possible remedies in Gun Operation
Troubleshooting before disassembling the gun.
•
Use a vise with padded jaws to prevent damage to
plastic parts.
•
Lubricate the power supply seal (12a), some pack-
ing rod parts (8), and certain fluid fittings with dielec-
tric grease (49), as specified in the text.
•
Lightly lubricate o-rings and seals with non-silicone
grease. Order Part No. 111265 Lubricant. Do not
over-lubricate.
•
Only use genuine Graco parts. Do not mix or use
parts from other PRO Gun models.
•
Fluid Seal Repair Kit 244911 is available. The kit
must be purchased separately. Kit parts are marked
with a symbol, for example (8a†).
1. Flush and clean the gun, page 19.
2. Relieve the pressure, page 15.
3. Disconnect the gun air and fluid lines.
4. Remove the gun from the worksite. Repair area
must be clean.
313227E
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Table of Contents
Troubleshooting
