Cooling
Appendix B: Operating Range for Air Cool Direct Expansion Unit
Heating
Service Parts
1. Remove any dust adhering to the filter by using a vacuum
cleaner or wash in lukewarm water (below 40°C) with a
Indoor Air
neutral cleaning detergent.
Filter
2. Rinse the filter well and dry before placing it back onto
the unit.
3. Do not use gasoline, volatile substances or chemicals to
clean the filter.
1. Clean any dirt or dust on the grille or panel by wiping it
with a soft cloth soaked in lukewarm water (below 40°C)
Indoor Unit
and a neutral detergent solution.
2. Do not use gasoline, volatile substances or chemicals to
clean the indoor unit.
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STANDARD OPERATING CONDITIONS
Outdoor
DB (°C)
D
C
46
43
19
E
14
Cooling Operation Range
Outdoor
WB (°C)
I
18
J
10
-9
F
15
20
Heating Operation Range
SERVICE AND MAINTENANCE
Maintenance Procedures
1-15
B
A
19
23
Indoor WB (°C)
H
G
27
Indoor DB (°C)
Period
At least once
every 2 weeks.
More frequently
if necessary.
At least once
every 2 weeks.
More frequently
if necessary.