Toshiba RAV-SP180UT-UL Group control for system of multiple units, Procedure example

4-way Air Discharge Cassette Type Installation Manual

Group control for system of multiple units

One remote control can control maximum 8 indoor units as a group.

▼Group control in single system

Outdoor unit	Outdoor unit	Outdoor unit	Outdoor unit	Outdoor unit
Indoor unit	Indoor unit	Indoor unit	Indoor unit	Indoor unit
Remote				(Max. 8 units)
	Finish of address setup by power-ON
control

•For wiring procedure and wiring method of the individual line (Identical refrigerant line) system, follow to “Electric work”.

•Wiring between lines is performed in the following procedure.

Connect the terminal block (A/B) of the indoor unit connected with a remote control to the terminal blocks (A/B) of the indoor units of other indoor units by wiring the inter-unit wire of the remote control.

•When the circuit breaker is turned on, the automatic address setup starts and which indicates that address is being set up flashes on the display part. During setup of automatic address, the remote control operation is not accepted.

Required time up to the finish of automatic addressing is approx. 5 minutes.

NOTE

In some cases, it is necessary to change the address manually after setup of the automatic address according to the system configuration of the group control.

•The above mentioned system configuration is a case when complex systems in which systems of the multiple twin unit is controlled as a group by a remote control.

Procedure example 1

Manual address setup procedure

While the operation stops, change the setup. (Be sure to stop the operation of the unit.)

3 -2,	7
	3 -1,
4 -2,	4	-1,
5 -2	5	-1,

7		3 -3,
		4	-3,
1	2,6	5	-3,

Procedure 1

Push simultaneously + + buttons for 4 seconds or more. After a while, the display part flashes as shown below. Check the displayed CODE No. is [10].

•When the CODE No. is other than [10], push button to erase the display and repeat procedure from the first step.

(After pushing button, operation of the remote control is not accepted for approx. 1 minute.) (For a group control, No. of the firstly displayed indoor unit becomes the header unit.)

(* Display changes according to the model No. of indoor unit.)

Procedure 2

Every pushing button, the indoor UNIT No. in the group control is displayed in order. Select the indoor unit of which setup is changed.

In this time, the position of the indoor unit of which setup is changed can be confirmed because fan and louver of the selected indoor unit operate.

EN

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