Clearing Of Check Code Alarm By Resetting Power Source; Remote Controller Identification Function; Identifying Procedure - Toshiba HFCR407C Service Manual

3) Clearing of check code alarm by resetting power source

Be sure to reset both power sources of outdoor/indoor units. Both power OFF Turn on power of the outdoor unit
first, then indoor units.
NOTE:
Even if the lock alarm related to the indoor unit is cleared by resetting power source of the
outdoor unit, ALL STOP lock status of whole system is not released.

Remote controller identification function

Where many outdoor units are installed it is possible to determine the remote controller connected to a particular outdoor
unit by using the PC board of the inverter type outdoor unit.

(Identifying procedure)

Set the display select switches on interface PC board of the inverter
outdoor unit, SW01to 2 ,SW02 to 4", and SW03 to 1.
Push the push-switch SW04 on interface PC board of the inverter outdoor
unit for 2 seconds or more.
NON-PRIORITY display on the connected remote controller flashes.
Display on the 7 segment LED B on the interface PC board of the inverter
outdoor unit indicates 11.
Push the push-switch SW04 or SW05 on interface PC board of the
inverter outdoor unit for 2 seconds or more.
Trial operation
Service support function
Power ON
Operation
Check of connected remote controller
Completion
143
SW01, 02, 03: Rotary switch
SW04, 05: Push switch
SW08: Dip switch
18