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Repair
Fluid Needle Replacement
1. See Prepare th
e Gun for Service, page 39.
2. Remove the air
cap assembly and fluid seat
housing. See A
ir Cap, Spray Tip, and Fluid Seat
Housing Repla
cement, page 40.
3. Remove the gu
nbarrel. See
Gun Barrel Re
moval, page 43.
4. Remove the tr
igger screws (13) and trigger (12).
5. Unscrew the
spring cap (37). Remove the spring
(20a).
6. Insert the s
upplied driver (60) in the socket at the
back of the
fluid needle. Press forward so the two
segments o
f the needle engage (R). This allows
the needle
to be unscrewed from the gun body.
7. Using the m
ulti-tool (61), pull back on the packing
nut (N) to
remove the fluid needle assembly.
8. Install t
he fluid needle assembly in the gun barrel.
Push in on
the needle with the driver (60) and
tighten.
9. Install
thespring(20a).
10. Install
the spring cap (37). Make sure the
groundi
ng spring (37a) is in place.
11. Install
the trigger (12) and screws (13).
12. Instal
l the gun barrel. See
Gun Bar
rel Installation, page 43.
13. Instal
l the seat housing and air cap assembly.
See Air
Cap, Spray Tip, and Fluid Seat Housing
Repla
cement, page 40.
14. See Te
st Gun Resistance, page 32.
Figure 29 Remove Cap and Springs
Figure 30 Remove Fluid Needle
Figure 31 Replace Fluid Needle
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