Johnson Controls TIWM006B21S - Page 26

22
P5417053-rev.1
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Function
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switches cooling and heating based on the set
temperature.
The cooling operation is performed when the inlet
air temperature is approximately 5.4
o
)
o
C) higher
than set temperature.
The heating operation is performed when the inlet
air temperature is approximately 5.4
o
)
o
C) lower
than set temperature.
NOTE
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heating operation, the operation tends to be
stopped by activation of the protection devices,
etc. In this case, set the fan speed to “MED”,
“HIGH” or “HIGH 2”.
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the ambient temperature is higher than
approximately 70
o
)
o
C).
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and contractor for details.
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note that there is quite temperature difference between cooling and heating operation when using this
function.
Before
Operation
Turn ON the power supply.
Apply power to unit(s) for approximately 12 hours before operation in order to preheat the
compressor.
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1
Press and hold “Mode” switch for more than 3
seconds. The indication “
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heating operation) will appear.
When “Mode” switch is pressed at “
”, the fan
operation is started.
Displayed settings remain
illuminated for 10 seconds after
the unit operation is stopped
before going dark.
Indicators for temperature
setting, fans speed, and
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