Prepare The Gun For Service - Graco PRO 244399 Instructions-Parts List Manual

Repair

Prepare the Gun for Service

WARNING
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 ser-
vice this equipment unless you are trained and quali-
fied.
WARNING
Pressurized Equipment Hazard
To reduce the risk of injury, follow the Pres-
sure Relief Procedure on page 23 before
checking or servicing any part of the system
and whenever you are instructed to relieve the pres-
sure.
24
• Check all possible remedies in Troubleshooting
before disassembling the gun.
• Use a vise with padded jaws to prevent damage to
plastic parts.
• Lubricate the power supply o-ring (18a) and some
packing rod parts (26) with dielectric grease (40), 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 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 15.
2. Relieve the pressure, page 23.
3. Disconnect the gun air and fluid lines.
4. Remove the gun from worksite. Repair area must be
clean.
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