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D-Evaporator Coil
Inspect and clean coil at beginning of each cooling season.
Clean using mild detergent or commercial coil cleanser.
Flush coil and condensate drain with water taking care not
to get insulation, filters and return air ducts wet.
E-Supply Blower Wheel
Annually inspect supply air blower wheel for accumulated
dirt or dust. Turn off power before attempting to remove ac
cess panel or to clean blower wheel.
F-Filter Drier
The unit is equipped with a biflow filter drier. if replacement
is necessary, order another of like design.
G-Outdoor Coil
Clean outdoor coil annually with detergent or commercial
coil cleaner and inspect monthly during the cooling season.
Outdoor coils are made of single and two formed slabs. On
units with two slabs, dirt and debris may become trapped
between the slabs. To clean between slabs, carefully sepa
rate coil slabs and wash them thoroughly. See figure 15.
Flush coils with water following cleaning.
Note - Remove all screws and gaskets prior to cleaning pro
cedure and replace upon completion.
ENDPLATE IS SECURED TO MULLION
TOP VIEW
OUTDOOR
COILS
FIGURE 15
1- Remove screws securing coil end plate to mullion.
2- Remove wire ties connecting coils slabs and separate
slabs 3-4” (76-102mm).
3- Clean coils with detergent or commercial coil cleaner.
4- Rinse thoroughly with water and reassemble
.
5- Secure coil slabs together using field-provided wire
ties.
CLEAN OUTDOOR COIL
SUPPLY
AIR
RETURN
AIR
