Trial Operation - Daikin FTXR-T Series Service Manual

SiUS041829E

3. Trial Operation

Outline
Trial operation should be carried out in either cooling or heating operation.
1. Measure the supply voltage and make sure that it is within the specified range.
2. In cooling operation, select the lowest programmable temperature;
3. Carry out the trial operation following the instructions in the operation manual to ensure that all
4. After trial operation is complete, set the temperature to a normal level (78°F to 82°F (26°C to
When operating the air conditioner in cooling operation in winter, or heating operation in summer,
set it to the trial operation mode using the following method.
Procedure
ARC466 Series
1. Press On/Off button to turn on the system.
2. Press the center of Temp button and Mode button at the same time.
3. Select T (trial operation) with Tempor Tempbutton.
4. Press Mode button to start the trial operation.
5. Press Mode button and select operation mode.
6. Trial operation terminates in about 30 minutes and switches into normal mode.
Test Items
Indoor and outdoor units are installed securely.
No refrigerant gas leaks.
Refrigerant gas and liquid pipes and indoor drain
hose extension are thermally insulated.
Draining line is properly installed.
System is properly grounded.
Only specified wires are used for all wiring, and all
wires are connected correctly.
Part 7 Trial Operation and Field Settings
in heating operation, select the highest programmable temperature.
functions and parts, such as the movement of the louvers, are working properly.
• To protect the air conditioner, restart operation is disabled for 3 minutes after the system has
been turned off.
28°C) in cooling operation, 68°F to 75°F (20°C to 24°C) in heating operation).
To quit trial operation, press On/Off button.
2, 4, 5
Test items
3
2, 3
1, 6
Symptom
Fall, vibration, noise
Incomplete cooling/heating function
Water leakage
Water leakage
Electrical leakage
No operation or burn damage

Trial Operation

R7000228
127