Repair
Fluid Tube Removal and Replacement
1. Remove the nut
(22) from the bracket (20).
2. Loosen the fitt
ing (9) to remove the fluid tube
(14) from the b
arrel (1).
3. Apply dielec
tric grease (44) to the threads of the
fitting (9) an
d the o-ring (10). Ensure the ferrules
(7, 8) are in p
lace.
NOTE: On 40 kV
guns, the o–ring (10★) is not
used, and fe
rrules (7★) and (8★) are part of the
top fitting (
9).
NOTE: On 60 a
nd 85 kV kV guns, check that the
sleeve (SL)
is in place near the top of the fluid
tube.
4. Slide the fi
tting (9) onto the fluid tube (14) and
thread the
fitting into the barrel (1). Torque to
25–35 in-l
b (2.8–3.9 N•m).
5. With the f
errules (7, 8) seated to the bracket (20),
screw the
nut (22) securely onto the bracket.
Make sure
the top fitting remains tight.
Figure 31
Fluid Tube
46 3A2494E
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