TM 9-2330-390-14&P
4-60.
SPIDER ASSEMBLY REPLACEMENT (Con’t).
7.
8.
9.
Thread spanner nut (2) onto housing assembly
tube (1). DO NOT tighten spanner nut.
Apply silicone compound to first three threads of
housing assembly tube (1).
Install airbrake chamber (4) on plunger housing
(3) until it bottoms.
NOTE
If after seating spanner nut, more than top two
threads of spanner nut are visible, spider must
be replaced.
10.
Tighten spanner nut (2). Ensure that threads (20)
on tapered side of spanner nut seat in chamfered
area of plunger housing (3).
Follow-on Tasks:
• Install brakeshoes (see paragraph 4-57).
• Install hub and brakedrum (see paragraph 4-75).
• Connect air lines to airbrake chamber (see paragraph 4-72 or 4-73).
• Perform major brake adjustment (see paragraph 4-58).
• Uncage brakes (rear dolly) (see paragraph 4-56).
4-135
