Graco XTR A Series Instructions Manual page 13

If you need to remove trigger
1.
Using a wrench, remove lock nut (13) from trigger
stud (14).
To avoid losing parts, be ready for two actuator
pins (6) to fall out of gun body (1) when trigger (5)
is removed.
2.
Slide trigger stud (14) out of gun body, and remove
trigger (5).
3.
Install trigger in reverse order of disassembly.
Grease actuator pins (6) and trigger stud (14).
14
13
5
309523D
1
6
Assembly
Use clean, petroleum jelly where grease is indi-
cated.
1.
Press a new gasket (11*) into gun body. Lightly
grease seal retainer (4*) and install. Torque to
48-72 in-lbs (5-8 N•m).
2.
Lightly grease needle (3*), and install it into the
front of the gun, pressing needle through seal
retainer.
T12186A
3.
Apply light-strength Loctite
Holding needle with tool (A*), install needle
retainer (8). Tighten until it bottoms out.
A*
11*
3*
™
to needle threads.
Repair
4*
T12186A
T12187B
8
T12188A
- continued -
13