Field Settings
SiBE121021_C
460
Trial Operation and Field Settings
5.3.2 COOL / HEAT Mode Lock
Use the [S15] connector to set the unit to cooling only or heating only.
Setting to heating only (H): Short-circuit pins 1 and 3 of the connector [S15].
Setting to cooling only (C): Short-circuit pins 3 and 5 of the connector [S15].
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 cooling / heating mode.
COOL mode (C)
HEAT mode (H)
1 3 5
Arrow view
A
Main PCB
(R14567)
A
A
