Carrier XCT 7 40VD H-7S Series - Page 28

Electrical Wiring
Code setting of wired controller
Note: ON indicates short circuit; OFF indicates disconnection.
The di󰀨erence between master and slave wired controller
Function switches
Topic Master
controller
Slave controller
Function All function ON/OFF, Mode, Fan speed, Temp, Swing function only.
Code Switch
󰀬atus
Function description Default setting Remarks
SW1 ON Auxiliary wired controller
OFF
OFF Ma󰀬er wired controller
SW2
ON Common wired controller
ON
OFF
New fan-only has refrigerating,
heating, and air supplying modes
SW3
ON Display ambient temperature
OFF
OFF Do not display ambient temperature
SW4
ON
26 lock disabled
ON
OFF
26 lock enabled
SW5
ON Collect ambient temperature of wired
controller
ON
OFF Collect ambient temperature of PCB
SW6
ON Power failure memory disabled OFF
OFF Power failure memory enabled
SW7
ON Temperature sensor 4k7 enabled
ON
Between SW7 and SW8, one and only one mu󰀬 be
ON for any given period
OFF Temperature sensor 4k7 disabled
SW8
ON Temperature sensor 5k1 enabled
OFF
OFF Temperature sensor 5k1 disabled
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