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4-3 Address setting for air conditioner
4-3-1 Setting for VRF system
In this air conditioner, it is required to set up address to the indoor unit before starting operation. Set up
the address according to the following setup procedure.
1. Set up address after wiring work.
2. Be sure to turn on the power in order of indoor unit → outdoor unit. If turning on the power in the
reverse order, a check code [E19] (Error of No. of header units) is output.
When a check code is output, turn on the power again.
3. To set up an address, it is unnecessary to operate the air conditioner.
4. Manual address setting is recommended for TCS-NET control system
Manual address: Setup from the wired remote controller
* It is temporarily necessary to set the indoor unit and wired to 1 by 1.
(In group operation and in time without remote controller)
5. Automatic address setup is also available besides manual setup.
Automatic address: Setup from SW15 on the interface P.C. board of the header unit
It requires maximum 10 minutes (Usually, approx. 5 minutes) to set up automatically an address to
1 line.
6. To set up an address automatically, the setup at outdoor side is necessary.
(Address setup cannot be performed by power-ON only.)
CAUTION
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