FAN DRIVE BELT (F10000R-6)

TM5-4110-234-14

TO 40R7-5-7-1

Dry cleaning solvent (Fed Spec P-D-680) used to clean parts is potentially dangerous to personnel and

property. Do not use near open flame or excessive heat. Flash point of solvent is 100F to 1380F (380C

to 590C).

Wipe the fan blades with a clean cloth dampened slightly with dry cleaning solvent (Fed Spec P-D-680) or a solution of

detergent and water. Do not use a contaminated cleaning solution that would leave any residue on the fan. Dry

thoroughly.

d. Removal. (On the F1OOOORG-2 only restrain fan shaft with appropriate tool and remove the nut and washer from

the end of the shaft.) Loosen the two setscrews and slide the fan off of the end of the shaft. Take care not to damage the

coil fins.

e. Installation:

(1)

Check to see that the key is in place on the shaft.

(2)

Aline the key and keyway in the hub and slide the fan in place on the shaft. Take care not to damage the coil

fins.

(3)

Apply loctite to both setscrews and tighten them on the shaft and key.

(4)

On the F1000O RG-2 restrain fan shaft with appropriate tool and install the nut and washer on the end of the

shaft.

(5)

Connect power.

4-43. FAN DRIVE BELT (F10000R-6)

See figure 4-22.

a. Removal.

(1)

Disconnect power and open side access doors.

(2)

Loosen the motor mounting bolts and slide the motor so that the fan drive belt can be removed from the

motor pulley.

(3)

Remove the two cap screws, flat washers and lock nut from the pillow block bearing.

(4)

Slip the bearing support spacer out from under the pillow block bearing.

(5)

Slip the belt through the space left under the bearing. Work the belt up and over the condenser fan one

blade at a time.

b. Installation.

(1)

Work the belt over the condenser fan and through the space under the bearing.

(2)

Slip the bearing support spacer back in place and secure with two each cap screws, lock washers and lock

nuts.

(3)

Place the belt on both pulleys and slide the motor away from the center of the unit to take up belt slack.

Proper belt tension is a deflection of 1/2 inch (1.3 cm) midway between pulleys.

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

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