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Repair
309550U 33
Piston Safety Lock Air Valve
1. Follow Pressure Relief Procedure, page 15.
2. Disconnect air (D) and remove fluid manifold (M).
3. Unscrew cylinder cap (5). Hold piston stop (28)
with wrench and unscrew from safety lock (4).
Inspect spring (30) and o-rings (14, 24).
4. Liberally lubricate o-rings and reassemble. Clean
threads with solvent or alcohol. Apply
medium-strength Loctite® or equivalent to threads
on stop (28) and reassemble.
5. Attach fluid manifold. Connect air. Return gun to
service.
TI2554A
M
D
5
1428
24 30 4
TI2433A
1. Follow Pressure Relief Procedure, page 15.
2. Disconnect air (D) and remove fluid manifold (M).
3. Unscrew air valve plug (2) and remove spring (31).
Using a small diameter tool, push spool (32) out
from front. Inspect o-rings (24).
4. Liberally lubricate o-rings and reassemble. Torque
plug (2) to 125-135 in-lb (14-15 N•m).
5. Attach fluid manifold. Connect air. Return gun to
service.
TI2554A
M
D
24
32
31
2
TI2434A