2
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Components
Service manual
73
FTXF20~71A + FTXF20~25B + FTXF20~42C + ATXF20~71A + ATXF20~42C
+ RXF20~71A + RXF20~60B + RXF20~42C + ARXF20~71A + ARXF20~42C
Split Sensira R32
ESIE18-12E – 2021.02
4
Turn ON the power of the unit.
5
Use the remote control to activate the inverter test:
▪
Press the centre of
and
simultaneously.
▪
Press
to select T (test run mode).
▪
Press
to select FAN mode.
▪
Press
to start power transistor check operation.
CAUTION
Make sure that the Faston connectors are disconnected from the compressor wire
terminals and connected to the Inverter Analyzer before starting the power
transistor check operation. If NOT, power transistor check operation may damage
the compressor.
INFORMATION
Wait for 3 minutes for the power transistor check operation to start.
6
All LED’s on the Inverter Analyzer must lit.
7
Turn off the respective circuit breaker.
8
Wait a few minutes and confirm that the LED’s of the Inverter Analyzer are off.
9
Disconnect the Inverter Analyzer from the Faston connectors.
10
Connect the Faston connectors to the wire terminals U, V and W of the
compressor.
INFORMATION
Use the notes made during disconnection to connect the compressor wiring to the
correct wire terminals of the compressor.
All LED’s of the inverter analyzer are lit
during inverter test?
Action
Yes
Return to
and continue with the next procedure.
No
Replace the inverter PCB, see
74].
Summary of Contents for Sensira Series
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