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PRO 3500sc Gun Conversion
NOTE: See page 48 to order the conversion kit, part
no. 223114. The fluid hose and air hose are not in-
cluded with this kit. See page 48 to order hoses. Use
only the electrically conductive air supply hoses and
waterborne fluid hoses specified in this manual.
PRO 3500SC Gun Disassembly
1. Remove the air fitting (D), exhaust tube clamp (F),
and the exhaust tube (E). Keep these parts for
reassembly.
2. Remove the fluid tube fitting (B) and fluid seal (A)
from the gun. See Fig. 30.
3. Remove the gun fitting bracket (C) with the hose
assembly.
4. Remove the air cap assembly (G, P, Z) and dis-
card the retaining nut (G).
NOTE: Keep all the following parts for reassembly.
5. Point the front end of the gun up and squeeze the
trigger while removing the fluid nozzle/resistor stud
assembly (H) with the nozzle wrench.
NOTE: If the resistor stud remains in the gun when the
fluid nozzle is removed, start the nozzle thread onto
the stud and pull the stud out.
6. Unscrew and remove the electrode needle (J) with
the electrode tool. Be careful not to damage the
contact wire. If the fluid rod turns, hold the back
end of the fluid rod by placing a screw driver blade
into the slot on the shaft, near the trigger.
7. Loosen the trigger screws (L) far enough to re-
move the trigger (M).
8. Remove the fluid packing rod assembly (K) with
the 9 mm hex nut driver.
Fig. 30
A
B
E
F
D
C
G
H
J
K
L
M
R
Q
P
05423
A
Z
Continued on the next page.