Toshiba HFCR407C - Trial Cooling Operation Function

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Trial operation
Service support function
(1) Trial cooling operation function
This function is to change the modes of all the indoor units connected to an identical system collectively to trial cooling
operation modes using the switch on interface PC board of the inverter type outdoor unit.
Operation procedure
Power ON
Set SW01 on the interface PC board of the inverter outdoor unit to 2 ,
SW02 to 5, and SW03 to 1.
Push the push-switch SW04 on the PC board of the inverter outdoor unit for
2 seconds or more.
Check that mode on the remote controller of the indoor unit to be operated
is trial cooling operation mode.
(L is displayed.)
Check that -C is displayed on the 7 segment LED [B] of the interface PC
board of the inverter outdoor unit.
Return SW01 to 1, SW02 to 1, and SW03 to 1 on the interface PC board of
the inverter outdoor unit.
SW01, 02, 03: Rotary switch
SW04, 05: Push switch
SW08: Dip switch
Operation check
Stop/completion
Operation
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