TM 104320-310-14
4-20. REPLACE MUFFLER
This task covers:
a.
Removal
c.
Operational Check
b.
Installation
INITIAL SETUP
Tools
General Safety Instructions
Tool Kit, General Mechanics Automotive
Unit must be cool.
(Item 1, Appendix B)
Materials/Parts
Gasket
REMOVAL:
Handling a hot muffler can cause severe burns. Allow unit
to cool before handling.
1
Remove two screws (1) and two washers (2).
2
Remove heat shield (3).
3
Remove two screws (4) and two washers (5).
4
Remove cleanout plug (6).
5
Remove protective screen (7).
6
Remove two nuts (8).
7
Remove muffler (9) and gasket (10). Discard gasket (10).
INSPECTION:
1
Inspect screws, nuts, washers, heat shield, protective screen, and muffler for rust corrosion, or other damage.
Replace if necessary.
2
Tap on muffler to drain spark trap of accumulated particles. If necessary, use a wire brush to clean spark trap.
4-31