Section VIII. STARTING PULLEY, SHROUD, AND FLYWHEEL

TM 5-4320-237-15

Figure 28. Magneto, removal and installation

Section VIII. STARTING PULLEY, SHROUD, AND FLYWHEEL

57. General

58. Starting Pulley

The starting pulley, shroud, and flywheel

a. Removal. Refer to figure 26 and re-

are mounted on the engine opposite the power

move the starting pulley.

takeoff end.

b. Cleaning and Inspection.

a. Starting Pulley. The starting pulley is

(1) Clean the starting pulley with an ap-

screwed to the flywheel end of the engine

proved cleaning solvent; dry thor-

crankshaft. It provides a method of winding

oughly.

the starting rope for engine starting.

for

(2) Inspect the starting pulley

b. Shroud. The shroud encases the fly-

cracks. distortion, chipped or broken

wheel and part of the cylinder and cylinder

pulley edges, and worn or damaged

head. It incorporates a screen permit air to

threads. Replace a damaged starting

be drawn into the shroud by the fins on the

pulley.

rotating flywheel and then directs the stream

c. Installation. Refer to figure 26 and in-

of air to the' cylinder to promote engine cool-

stall starting pulley.

ing.

c. Flywheel. The flywheel is keyed to the

59. Shroud

end of the crankshaft opposite the power take

a. Removal.

off end to maintain rotation of the crankshaft

(1) Remove the starting pulley (para

between power strokes of the engine piston.

It is provided with fins which act as a fan

(2) Refer to figure 27 and remove the

to maintain a stream of air through the shroud

shroud.

to the engine to keep the engine cool.