To Perform A Test Run; To Perform A Test Run In Winter Season - Daikin FTXP25N5V1B9 Installer's Reference Manual

11.3 To perform a test run

11.3.1 To perform a test run in winter season

FTXP20~35N5V1B9 + ATXP20~35N5V1B9
Split system air conditioners
4P751614-1 – 2023.08
The correct pipe size is installed and the pipes are properly insulated.
The stop valves (gas and liquid) on the outdoor unit are fully open.
Prerequisite: The power supply MUST be in the specified range.
Prerequisite: Test run may be performed in cooling or heating mode.
Prerequisite: Refer to the operation manual of the indoor unit for setting
temperature, operation mode....
1 In cooling mode, select the lowest programmable temperature. In heating
mode, select the highest programmable temperature. The test run can be
disabled if necessary.
2 When the test run is finished, set the temperature to a normal level. In cooling
mode: 26~28°C, in heating mode: 20~24°C.
3 Make sure that all functions and parts are working properly.
4 The system stops operating 3 minutes after the unit is turned OFF.
When operating the air conditioner in Cooling mode in winter, set it to test run
operation using the following method.
1 Press , , and
2 Press .
3 Select .
4 Press .
5 Press to switch the system on.
Result: Test run operation will stop automatically after about 30 minutes.
6 To stop operation, press
INFORMATION
Some of the functions CANNOT be used in the test run operation mode.
If a power failure occurs during operation, the system automatically restarts
immediately after power is restored.
simultaneously.
.
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Installer reference guide
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