3 | Troubleshooting
Service manual
14
RXJ20~50A + FTXJ-A(W)(S)(B)
Split Emura 3 R32
ESIE22-04 – 2022.04
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.
INFORMATION
▪ Even if the unit is turned OFF, it consumes electricity.
▪ When the power turns back on after a power break, the previously selected
mode will be resumed.
3.4.1 To perform a test run using the wireless remote control
1 Press to enter main menu and navigate to “Wireless remote control
settings menu” by and . Press to enter menu.
2 Navigate to “Software and version” screen by and .
3 Keep pressed for at least 5seconds to enter “Self-diagnosis menu”.
Wireless remote control setting menu Self-diagnosis menu
4 In the "Self-diagnosis menu", navigate to "Test run menu" by and .
Test run menu
5 Press to enter the menu.
6 Change status to ON by and .
7 Press to confirm the selection.
Result: The indoor unit enter test run mode, during which normal operation is
not possible.
Test run OFF Test run ON During test run
Result: Test run operation will stop automatically after about 30minutes.
8 Test run mode will stop if the ON/OFF button is pressed.
Result: The indoor units leave test operation mode.
draft–22/04/2022 08:50