Toshiba MM-A0160HX, Service Manual

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18
Trial Operation
Service Support Function
(2) Collective start/stop (ON/OFF) function
This function is to start/stop (ON/OFF) the indoor units connected to an identical system
collectively using the switch on the interface P.C. board of the inverter outdoor unit.
Operation procedure
Operation
7 Segment LED
[A]
7 Segment LED
[B]
SW01, 02, 03: Rotary switch
SW04, 05: Push switch
SW08: Dip switch
Set the operation mode of the remote controller.
(If setup is not executed,operation is performed under
the present mode.) (FAN, COOL)
If an alarm has been already displayed as SW01
1, SW02 1, SW03 1, return the status to normal
according to Troubleshooting, and then execute
a trial operation.
Set SW01 to 2, SW02 to 7, and SW03 to 1 on the
interface P.C. board of the inverter outdoor unit.
Push the push-switch SW04 for 2 seconds or more on
the interface P.C. board of the inverter outdoor unit.
Indoor unit which is the objective operates.
Push the push-switch SW05 for 2 seconds or more on
the interface P.C. board of the inverter outdoor unit.
After trial operation,return the display select switches
SW01, SW02, and SW03 on interface P.C. board of the
inverter outdoor unit to 1.
Operation Check
(When the discharge temp.does not change
even if COOL is set on the remote controller,
miswiring is considered.)
Stop
Completion
Power ON