ENGINE PULLEY (F10000RG-2)

TM5-4110-234-14

TO 40R7-5-7-1

Do not permit the motor to twist or cock on its mount. Uneven belt wear and bearing damage may result.

(4)

Tighten the motor mounting bolts.

(5)

Close the access doors.

(6)

Connect power.

4-52. ENGINE PULLEY (F10000RG-2)

See figure 4-23.

a. Removal.

(1)

Disconnect power and open side access doors.

(2)

Loosen the four gasoline engine bolts. There is an access slot on the lower left front of the cabinet for the

front bolts.

(3)

Use a 3/4 inch socket and socket wrench with an extension and turn the engine mount adjusting screws

located under the compressor mount to move the engine and release belt tension. Be sure you turn both screws the same

number of full turns.

(4)

Remove the belts from the engine pulley.

(5)

Remove the two cap screws from the pulley bushing.

(6)

Remove the pulley from the bushing. If necessary the cap screws removed in (5) above can be used as jack

screws by screwing them into the tapped holes in the bushing flange.

(7)

Remove the bushing from the shaft. Take care that shaft key is not lost.

b. Installation.

(1)

Loose assemble the pulley and pulley bushing and slide them on the shaft over the shaft key.

(2)

Align the engine pulley with the pulley on the compressor and tighten the cap screws in the pulley bushing.

(3)

Place the belts on the pulley.

(4)

Use a 3/4 inch socket and socket wrench with an extension and turn the engine mount adjusting screws

located under the compressor mount to move the engine. Proper belt tension is a deflection of 1/2 inch (1.3 cm) midway

between the pulleys.

Both adjusting screws must be moved the same amount. Do not permit the engine to twist or cock on its

mount. Uneven belt wear and bearing damage will result.

(5)

Tighten the four engine mounting bolts.

(6)

Close the access doors.

(7)

Connect power.

4-65