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TM 9-4110-257-14
Table 4-1. Unit Preventive Maintenance Checks and Services for Model F10000RD - Continued
Location
Item
Item to
Not Fully Mission
No.
Interval
Check/
Procedure
Capable if:
Service
15 -
(1) Clean coil if dirty.
Cont
(a)
Mix a small quantity of detergent with
water to make a wash solution.
(b)
Dip a scrub brush in the wash solution
and clean the fins by carefully brushing
up and down. Continue to dip and
brush as needed to loosen dirt.
(c)
Rinse the scrub brush with clean water
and rinse the fins by carefully brushing
up and down. Continue to rinse and
brush as needed to clean the coil.
(2) If fins are bent, carefully straighten them
using fin comb.
(3) Install coil guard (para 4-19).
16
Monthly
Evaporator
a.
Inspect as much of coil as possible, without
Evaporator coil is
Coil
disassembly, for any evidence of refrigerant
obstructed or evidence of
leak. If evidence of leak is found, notify direct leak is found.
support maintenance to repair or replace it as
necessary.
b.
Inspect coil for obstructions. If coil is
obstructed with dirt or bent fins, remove coil
guard (para 4-18) and clean or straighten fins
as needed.
4-21
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