Repair
Repair
Prepare the Gun for Service
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.
• Check all possible remedies
in Troubleshooting, page 33 before disassembling
the gun.
• Useavisewithpaddedjawstopreventdamage
to plastic parts.
• Lubricate some packing rod parts (2) and certain
fluid fittings with dielectric grease (44), 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.
• Air Seal Repair Kit 24N789 is available. The
kit must be purchased separately. Kit parts are
marked with an asterisk, for example (6a*).
• Fluid Seal Repair Kit 24N790 is available. The
kit must be purchased separately. Kit parts are
marked with a symbol, for example (2a‡).
1. Flush the gun. See Flushing, page 28.
2. Relieve the pressure. See
Pressure Relief Procedure, page 27.
3. Disconnect the gun air and fluid lines.
4. Remove the gun from the worksite. Repair area
must be clean.
3A2494E 37
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