SiUS091601EA Trial Operation
Part 7 Trial Operation and Field Settings 202
3. Trial Operation
Outline Carry out the trial operation in accordance with the operation manual to ensure that all functions
and parts, such as flap movement, are working properly.
Trial operation should be carried out in either cooling or heating operation.
Procedure 1. Measure the power supply voltage and make sure that it falls within the specified range.
2. In cooling operation, select the lowest programmable temperature (18°C (64°F));
in heating operation, select the highest programmable temperature (30°C (86°F)).
Trial operation may be disabled in either operation mode depending on the room
temperature.
After trial operation is complete, set the temperature to a normal level (26 ~ 28°C (78 ~ 82°F)
in cooling, 20 ~ 24°C (68 ~ 75°F) in heating).
For protection, the system does not start for 3 minutes after it is turned off.
ARC480 Series
1. Press the center of TEMP button and OFF button on the remote controller at the same time.
2. Select T (trial operation) with Temp , or button.
3. Press FAN button to enter the trial operation mode.
4. Press COOL or HEAT button to start trial operation.
5. Trial operation terminates in about 30 minutes and switches into normal mode.
To quit trial operation, press OFF button.
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