Gun Repair
Gun Repair
Prepare the Gun for Repair
Electric Shock Hazard
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.
Pressurized Equipment Hazard
•To reduce the risk of injury, follow the Pressure Relief procedure on page 19 before checking or servicing any part of the system and whenever you are instructed to relieve the pressure.
•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 (18a), some pack- ing rod parts (26), and certain fluid fittings with dielectric grease (40), as specified in the text.
•Lightly lubricate
•Only use genuine Graco parts. Do not mix or use parts from other PRO Gun models.
•Air Seal Repair Kit 244781 is available. The kit must be purchased separately. Kit parts are marked with an asterisk, for example (6*).
•Fluid Seal Repair Kit 244911 is available. The kit must be purchased separately. Kit parts are marked with a double asterisk, for example (5†).
1.Flush the gun, page 18.
2.Relieve the pressure, page 19.
3.Disconnect the gun air and fluid lines.
4.Remove the gun from the worksite. Repair area must be clean.
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