11 | Commissioning
Installer reference guide
50
CVXM20+FVXM25~50A2V1B
Split system air conditioners
4P625991-1 – 2020.06
The stop valves (gas and liquid) on the outdoor unit are fully open.
11.3 To perform a test run
Prerequisite: Power supply MUST be in the specified range.
Prerequisite: Test run may be performed in cooling or heating mode.
Prerequisite: Test run should be performed in accordance with the operation
manual of the indoor unit to make sure that all functions and parts are working
properly.
1 In cooling mode, select the lowest programmable temperature. In heating
mode, select the highest programmable temperature. 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 The system stops operating 3minutes after the unit is turned OFF.
11.3.1 To perform a test run using the user interface
1 Press to switch the system on.
2 Press the middle of and simultaneously.
3 Press twice to choose and confirm selection by pressing .
Result: on the display indicates that the test run is selected. Test run operation
will stop automatically after about 30 minutes.
4 To stop operation sooner, press the ON/OFF button.
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