Drive Belt Inspection

TM 10-3930-634-12

STEP 3. PULL ETHER INJECTOR BUTTON FOR

STEP 1. REMOVE CAP.

DESIRED AMOUNT FOR COLD WEATHER

STEP 2. PLACE ETHER CYLINDER IN ETHER

STARTING.

INJECTOR AND SECURE WITH CLAMP,

TA031536

sion.

3-10. Water Pump Inspection

c. Fan drive belt adjustment (figure 3-3A).

Remove right engine side panel for access to water

(1) Loosen three bolts mounting the adjusting

pump. Check water pump (fig. 4-11) for leaks, excessive

bracket.

end play and noise. Check drive belt tensions.

(2) Move bracket up to tighten belts, or down to

3-11. Fan Pulley Inspection

loosen belts.

Remove engine side panels and check pulley and hub

(3) Retighten bolts to hold adjusting bracket in

for cracks, breaks, loose or missing parts or other

desired position.

d. Generator drive belt ajustment (figure 3-3B).

(1) Loosen screw and nut holding generator to ad-

3-12. Drive Belt Inspection

justing arm.

a. Remove engine side panels for access to drive

(2) Move generator away from engine to tighten

belts.

belts, or toward the engine to loosen belts.

b. Check belt tension by placing a straight edge on

(3) Retighten screw and nut to hold generator in

the rims of the pulleys. Belt deflection of one-half inch

desired position.

midway between pulleys is evidence of correct belt ten-

3-6