Toshiba RAV-SM2242DT-TR Group control for system of multiple units, Procedure example

Concealed Duct High Static Pressure Installation Manual

nGroup control

Group control for system of multiple units

One remote controller can control up to 8 indoor units as a group.

tGroup control in single system

Concealed Duct High Static Pressure

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,

Installation Manual

Procedure 3

1.Using TEMP. / buttons, specify CODE No. [12]. (CODE No. [12]: Line address)

2.Using TIME / buttons, change the line address from [3] to [2].

3.Push button.

In this time, the setup finishes when the display changes from flashing to lighting.

Indoor unit No. before setup change is displayed.

Outdoor unit

Indoor unit

Remote controller

Outdoor unit	Outdoor unit	Outdoor unit
Indoor unit	Indoor unit	Indoor unit

Outdoor unit

Indoor unit

(Max. 8 units)

4 -2,	4 -1,
5 -2	5 -1,
	6

7 3 -3, 4 -3,

Finish of address setup by power-ON

1 2,6

5 -3,

• For wiring procedure and wiring method of the individual line (Identical refrigerant line) system, refer to

Procedure 1

Procedure 4

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“ELECTRICAL CONNECTION”.

• Wiring between lines is performed in the following procedure.

Connect the terminal block (A/B) of the indoor unit connected with a remote controller to the terminal blocks (A/B) of

the indoor units of other indoor units by wiring the inter-unit wire of the remote controller.

• When the power supply has been 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 controller 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.

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 controller 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.)

1.Using TEMP. / buttons, specify CODE No. [13]. (CODE No. [13]: Indoor address)

2.Using TIME / buttons, change the indoor address from [3] to [2].

3.Push button.

In this time, the setup finishes when the display changes from flashing to lighting.

Indoor unit No. before setup change is displayed.

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 of the selected indoor unit operate.

Procedure 5

1.Using TEMP. / buttons, specify CODE No. [14]. (CODE No. [14]: Group address)

2.Using TIME / buttons, change the SET DATA from [0001] to [0002]. (SET DATA [Header unit: 0001] [Follower unit: 0002])

3.Push button.

In this time, the setup finishes when the display changes from flashing to lighting.

Indoor unit No. before setup change is displayed.

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