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PLMNL0252 REV. B Effective Date: 10/16/17
53
FiberCUT
®
HR Operation Manual
15.2 Rebuilding the Tip Assembly
To disassemble the tip assembly:
1. Remove the tip assembly from the
head according to
2. Unthread the tip retainer nut assembly
and gas jet tip from the outer body.
3. Remove the (6) M3 SHCS
(PLSCR0109) that secure the
breakaway insulator (PLISR0044) to
the top plate.
4. Remove the tip retainer nut and the
breakaway insulator with the o-rings
from the top plate.
5. Inspect the large o-ring (PLMOR0029)
and the small o-ring (PLMOR0030) in
the breakaway insulator.
Replace any worn or damaged o-
rings.
6. Inspect the large o-ring (PLMOR0029)
and the small o-ring (PLMOR0030) in
the top plate.
Replace any worn or damaged o-
rings.
7. Remove the (3) M3 SHCS
(PLSCR0042) that secure the top
plate to the outer body.
8. Remove the top plate and upper
insulator (PLISR0042).
The upper insulator may:
o
Remain on top of the inner
cone (PLTRE0350).
o
Remain on or fall off of the
bottom of the top plate.
9. Inspect the small o-ring (PLMOR0030)
in the outer body.
Replace it if it is worn or
damaged.
10. Unthread the 5 mm (larger) gold post
(PLSCR0107) from the outer body.
11. Unthread the 2.5 mm (smaller) gold
post (PLSCR0112) from the inner
cone.
12. Remove the inner cone (PLTRE0350)
and lower tip insulator (PLISR0043)
from the outer body.
13. Inspect the large o-ring (PLMOR0029)
in the inner cone.
Replace it if it is worn or
damaged.
14. If desired, remove and/or replace the
gas jet tip according to
Figure 63