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Components
Service manual
79
(C)(F)TXA15~50A(W)(S)(T) + (C)(F)TXA15~50B(B)(S)(T) + RXA42+50A +
RXA20~35A + RXA42+50B
Split Stylish R32
ESIE18-03C – 2020.02
a
a
Intelligent thermal sensor assembly
2
Route the intelligent thermal sensor harness inside the switch box, along the
harness retainers.
3
Connect the intelligent thermal sensor harness to the appropriate connector
on the indoor unit PCB.
WARNING
When reconnecting a connector to the PCB, do NOT apply force, as this may damage
the connector or connector pins of the PCB.
Is the problem solved?
Action
Yes
No further actions required.
No
Return to the troubleshooting of the
specific error and continue with the
next procedure.
2.10 Inverter PCB
2.10.1 Checking procedures
As the inverter PCB is integrated in the main PCB of the unit, see
81] for the other check procedures.
To perform an electrical check of the inverter PCB
Prerequisite:
Stop the unit operation via the user interface.
Prerequisite:
Turn OFF the respective circuit breaker.
Prerequisite:
Remove the required plate work, see
99].
1
Open the compressor insulation.
DANGER: RISK OF ELECTROCUTION
Wait for at least 10 minutes after the circuit breaker has been turned OFF, to be sure
the rectifier voltage is below 10 V DC before proceeding.
2
Remove the cover of the compressor wire terminals.
3
Disconnect the Faston connectors from the compressor wire terminals U, V
and W.
Summary of Contents for Stylish Series
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