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Repair
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Barrel Removal
1. Prepare the gun for service, page 26.
2. Carefully loosen the nut (C) from the bracket fluid
fitting (13). See Fig. 15.
3. Loosen the three screws (11).
4. Hold the gun handle (17) with one hand and pull
the barrel (16) straight off the handle.
Fig
.
1
.
Fig. 15. Barrel Removal
Barrel Installation
1. Be sure the gasket (10*, Fig. 16) and grounding
spring (55, Fig. 13) are in place and the gasket air
holes are aligned properly. Replace if damaged.
2. Place the barrel (16) over the power supply (18) and
onto the gun handle (17).
3. Tighten the three screws (11) oppositely and evenly
(about a half turn past snug).
4. Make sure the fluid filter (1) is in place in the fluid
fitting. Tighten the bottom fluid tube nut (C) onto
the bracket (13) fluid fitting and torque to 20-30 in-
lb (2.3-3.4 N•m). Make sure the top nut remains
tight.
5. Test gun resistance, page 19.
Fig
.
1
.
Fig. 16. Barrel Installation
CAUTION
To avoid damaging the power supply (18), pull the
gun barrel straight away from the gun handle. If nec-
essary, gently move the gun barrel from side to side
to free it from the gun handle.
TI1516A
ti1517a
C
11
13
16
17
CAUTION
Do not over-tighten the screws (11).
CAUTION
Be sure the fluid tube (14) is not twisted after tighten-
ing the bottom nut (C).
TI1520B
1
*10
11
C
13
18
17
16
14