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 TM5-4110-234-14
TO 40R7-5-7-1
4-41. EVAPORATOR FAN
a. Access.
(1)
Disconnect power.
(2)
b. Check fan for loose or missing setscrews, breaks, cracks, dents, loose or missing rivets, bent or deformed blades
and accumulated dirt. Tighten or replace missing setscrews.
c. Cleaning. If the fan is to be removed wait till fan is out of the unit to clean it.
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 138F (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 F10000RG-2 only restrain fan shaft on evaporator side, with appropriate tool, and remove the nut
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 F10000RG-2 restrain fan shaft on evaporate side with appropriate tool and install the nut on the end
of the shaft.
(5)
(6)
Connect power.
4-42. CONDENSER FAN
See figure 4-22 or 4-23.
a. Access.
(1)
Open condenser side access doors.
b. Check fan for loose or missing setscrews, breaks, cracks, dents, loose or missing rivets, bent or deformed blades
and accumulated dirt. Tighten or replace missing setscrews.
c. Cleaning. If the fan is to be removed wait until fan is out of the unit to clean it.
4-52
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