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Service Manual -
VMH 9/12/18/24 SU & VMH30/36S D Series
13
15
7. Operation Characteristics
Temperature
Mode
Cooling operation
Heating operation
Drying operation
Room temperature
17
℃~
32
℃
(62
℉~
90
℉
)
0
℃~
30
℃
(32
℉~
86
℉
)
10
℃~
32
℃
(50
℉~
90
℉
)
Outdoor temperature
VMH30SD-1
VMH36SD-1
0
°C
~
50
°C
(32
°F
~
122
°F
)
-15
°C
~
30
°C
(5
°F
~
86
°F
)
0
°C
~
50
°C
(32
°F
~
122
°F
)
-15
°C
~
50
°C
(5
°F
~
122
°F
)
(need low ambient cooling function)
Outdoor temperature
VMH09SU
VMH12SU
VMH18SU
VMH24SU
-30
°C
~
50
°C
(-22
°F
~
122
°F
)
-30
°C
~
30
°C
(-22
°F
~
86
°F
)
0
°C
~
50
°C
(32
°F
~
122
°F
)
ΔT(℉) =
���(�)
�
+32
CAUTION:
1.
If the air conditioner is used beyond the above conditions, certain safety protection features
may
come into operation and cause the unit to operate abnormally.
2.
The room relative humidity should be less than 80%. If the air conditioner operates beyond
this
figure, the surface of the air conditioner may attract condensation. Please set the vertical air
flow louver to its maximum angle (vertically to the floor), and set HIGH fan mode.
3. The optimum performance will be achieved during this operating temperature zone.