TM 9-2330-359-14&P
5-12. TRUNNION REPLACEMENT.
This Task Covers:
a. Removal
b.
Installation
InitiaI Setup:
Equipment Conditions:
Tools/Test Equipment:
s Equalizing beams removed (para 5-11).
l General mechanic’s
References:
l Welder’s tool kit
tool kit
l TM 9-247
Personnel Required: Two
l TB 9-2300-247-40
1.
Cut welds on trunnion (8).
2.
Remove four nuts (4), flatwashers (5), and bolts (6)
from bracket (7) and frame.
3.
Remove two nuts (3), flatwashers (2), bolts (1),
and bracket (7) from trunnion (8).
4.
Repeat steps 1 through 3 for other side of trunnion
(8).
b.
INSTALLATION
NOTE
Refer to TM 9-237 for welding instructions and TB 9-2300-247-40 for frame repair
instructions.
1.
Spot weld topside inboard of trunnion (8) to bracket (7). Install two bolts (1), flatwashers (2), and nuts (3) on
bracket and trunnion. Torque nuts 250 Ib.-ft. (339 N• M).
2.
Install bracket (7) or frame with four bolts (6), flatwashers (5), and nuts (4).
FOLLOW-ON TASKS:
l Install equalizing beams (para 5-11).
TA508090
5-19
