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Components
Service manual
100
RXTM-R+RXTP-R+ARXTP-R+RXTA-B+FTXTA30B2V1B(W)
(B)+35M5V1B
R32 Optimized Heating 4 Split
ESIE21-12A – 2022.02
a
A
A
Indoor unit FTXTM-R
a
Connector S300A
Is the measured voltage on the indoor
unit main PCB correct?
Action
Yes
97] of the indoor unit
main PCB and continue with the next
procedure.
No
Continue with the next step.
3
Measure the output voltage between the pins 1‑4 of the connector S102 on
the indoor unit power PCB.
Result:
The measured voltage MUST be 324 V DC.
Output voltage on indoor unit power
PCB correct?
Action
Yes
Correct the wiring between the indoor
unit main PCB and indoor unit power
PCB, see
No
Perform a check of the indoor unit
power PCB, see
To check the HAP LED of the indoor unit main PCB
INFORMATION
HAP LED is ONLY available on the main PCB of the indoor units FTXTA-B.
Prerequisite:
First perform a power check of the indoor unit main PCB, see
97].
1
Locate the HAP LED on the indoor unit main PCB.
Содержание RXTA30B2V1B
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