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TM 5-4210-220-12
4-21. EXHAUST SYSTEM - Continued
b.
Seal Clamp Replacement.
(1)
Remove clamp from either end of flexpipe. If
nuts are severely corroded, cut band using a
hacksaw.
(2)
Separate flexpipe from tube and insert new clamp
over flexpipe. Push flexpipe onto tube.
(3)
Tighten clamp nuts to 30 ft lb (41 Nm).
c.
Support Bracket and Clamp Replacement.
NOTE
The hanger assembly on each end of the muffler are
similar. Use following procedure to remove either
hanger.
(1)
Remove hose body, heat shield, see para. 4-11.3.
(2)
Support weight of muffler on a floor jack.
(3)
Remove nut (1) and capscrew (3).
(4)
Remove nuts (5) from clamp. If nuts are severely
corroded cut clamp U-bolt.
(5)
Tap bolt (3) out of support bracket.
(6)
If support bracket is damaged, undo nuts and bolts attaching support bracket to frame. Replace
support bracket and tighten new nuts and bolts to 30 ft lb (41 Nm).
(7)
Fit shock rubbers (6) in new clamp weldment.
(8)
Tap bolt through support bracket and clamp weldment. Smear petroleum jelly (item 21, Appendix E)
onto bolt to ease assembly.
(9)
Push U-bolt part of clamp through weldment. Install and tighten nuts to 30 ft lb (41 Nm).
(10)
Tighten nut (1) on support bolt to 30 ft lb (41 Nm).
(11)
Remove floor jack.
4-339
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