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Service
Barrel Installation
1. Be sure the gaskets (20, 27a) and spring (11) are
in place. See Fig. 32. Replace the parts if they are
damaged.
2. Place the barrel (26) over the power supply (27)
and onto the gun body (29). Make sure the fluid
needle spring (11) is seated properly.
3. Using the ball end wrench (77–
not shown), tighten
the three screws (24) oppositely and evenly to 18
in-lbs (2 N
S
m) maximum
(about a half turn past
snug); do not
over-tighten.
CAUTION
To avoid damaging the gun, do not
over-tighten the
screws (24). Tighten them to 18 in-lbs (2 N
S
m)
maximum
(about a half turn past snug), using the
wrench (77) supplied.
4. Install the fluid tube back into the fluid fitting (4)
and tighten the nut (43).
5. Install and adjust the actuator arm (19) and jam
nut (46) as instructed on page 34.
6. Test the gun resistance as instructed on page 27.
7. Install the gun shroud and air cap assembly.
8. Install the gun onto the manifold and bracket as
instructed on page 39.
Tighten the screws (24) to 18 in-lbs (2 N
S
m) maximum (about
half turn past snug), using the wrench (77) provided.
Install the nut (46) flush to the end of the piston rod (23g).
Adjust the nut (36) to create 0.125 in. (3 mm) gap between the
actuator arm (19) and the nut.
Fig. 32
26
24
20
27
27a
29
4
19
46
11
13
23g
36
43