120
18
Trial Operation
Service Support Function
(3) Individual start/stop (ON/OFF) function
This function is to start/stop (ON/OFF) the indoor units connected to an identical system
individually using the switch on interface P.C. board of the inverter outdoor unit.
Set SW01 to “16”, and SW02 and SW03 to the indoor unit to be operated. (See * in the
following table)
The set indoor units to operate alone.
(In the indoor units where group operation of remote controller is present, the indoor unit of
which the rotary switch is set to 2 to 16 cannot start/stop individually.
“– –” is displayed on the 7 segment LED [B] of the control 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 on the remote controller.
(If not setting, the operation continues under the present
mode.) (FAN, COOL, HEAT)
When an alarm has been already displayed
with setting of SW01 to "1", SW02 to "1", and
SW03 to "1", return the status to normal (see
Troubleshooting) and then perform the Trial
Operation.
The Trial Operation is not performed for
indoor units with group operation on the
remote controller.
Match display select switch on interface P.C. board of the
inverter outdoor unit with * in the following table.
Push the push-switch SW04 on interface P.C. board of
the inverter outdoor unit for 2 seconds or more.
Indoor unit to be operated starts operation
Push the push-switch SW05 for 2 seconds or more on
interface P.C. board of the inverter outdoor unit.
After trial operation, return display select switches
SW01, SW02, inverter outdoor unit to 1 and SW03 on
interface P.C. board of the inverter outdoor unit to 1.
Operation check
(When discharge air does not change even if
cool mode is set on the remote controller, a
miswiring connection is considered.)
Stop
Completion
SW01
SW02
SW03
To be operated
16
1 ~ 16
1
From address 1 to
address 16 individually
16
1 ~ 16
2
From address 17 to
address 32 individually
16
1 ~ 8
3
From address 33 to
address 40 individually
To be started/stopped individually
Power ON
Summary of Contents for MM-A0160HX
Page 1: ...Service Manual Air Conditioner Multi Split Type System Modular Multi System HFCR407C A90 0130 ...
Page 2: ......
Page 133: ...134 20 Additional Literature and Contacts ...
Page 134: ...135 20 Additional Literature and Contacts ...
Page 135: ...TOSHIBA AIR CONDITIONING www toshiba aircon co uk MADE IN UK A90 0130 Revised April 2001 ...
