Muffler Repair

tube (3). If the muffler is rusted to the tube use liberal

(8) Install governor on engine by reversing

procedure in a. above.

quantities of penetrating oil, or heat the joint with a torch

until it is free.

(9) Adjust governor (TM 10-3930-627-12).

b. Inspection. Check muffler for internal obstructions

4-4. Fuel Tank

to free flow of exhaust gas, loose baffles, (shake

a. Removal and Installation. Refer to TM 10-3930-

muffler.

If it rattles, discard it) and rust holes,

627-12.

particularly near the lower end where condensation

b. Repair.

might collect. Discard a defective muffler.

(1) Clean tank interior thoroughly with steam.

c. Installation. Reverse a. above, positioning muffler

(2) Observe necessary safety precautions, and

so it sends exhaust gas out through the opening in the

weld broken seams, holes, and other damage.

counterweight.

4-5. Muffler Repair

a. Removal. Remove radiator, TM 10-3930-627-12.

Loosen clamp (2, fig. 4-4), and work muffler (1) free of

Muffler

Clamp

Tube

Bolt

Lockwasher

Washer

Tube

Clamp

Flange

10.

Gasket

11.

Nut

12.

Lock washer

Figure 4-4. Exhaust system, exploded view.

4-6