Mitsubishi Heavy Industries SRK25GZ-L1 Handbook page 247

2000 air conditioning & heat pump machinery handbook

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(b) Memory flap

While the flap is operating if the AIRFLOW button is pushed once,

it stops swinging at an angle.

As this angle is memorized in the microcomputer, the flap will be automatically

set to the angle when next operation is started.

Flap moves in upward and downward directions continuously.

(2) Back-up Switch

When the remote controller batteries become weak, or if the remote controller is lost or malfunctioning, this switch may be used to

turn the unit on and off.

(a) Operation

Push the switch once to place the unit in the automatic mode. Push it once more to turn the unit off.

(b) Details of operation

The unit will go into the automatic mode in which it automatically determines, from room temperature (as detected by

sensor), whether to go into the cooling, thermal dry or heating modes.

Room temperature

Operation mode

On operating in automatic operation mode by back-up switch, functions shown in the above table are not altered, white, the other micro-

computer control functions remain effective.

(3) AUTOMATIC operation

(a) When starting operation after more than 1 hour since operation stops

(Operation stop button ON or ON-Timer), this system operates indoor fan with Lo for 20 seconds checks room temperature

and allowing decision of operating mode automatically.

Operation Mode

Operating Mode is not altered due to change of room temperature.

When intended to change operating mode, switch operation change over dial to the intended mode.

(b) Established temperature (operate by the established temperature button on remote controller).

Natural flow

Back-up switch

21˚C≤Room temperature<26˚C

Wireless remote control signal (Indication)

• Recommendable stopping angle of the flap

Timer switch

26˚C≤Room temperature

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