Control Specification Si12-308
110 Function and Control
3.16.5 Cooling / Heating Mode Lock
Use the S100 connector to set the unit to only cool or heat.
Setting to only cool (C): Short-circuit pins 1 and 3 of the connector <S100>.
Setting to only heat (H): short-circuit pins 3 and 5 of the connector <S100>.
The following specifications apply to the connector housing and pins.
JST products Housing: VHR-5N
Pin: SVH-21T-1, 1
Note that forced operation is also possible in COOL / HEAT mode.
COOL mode (C)
HEAT mode (C)
5<C>3<H>1
(R1397)
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