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4
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Components
Service manual
118
RXTM-R+RXTP-R+ARXTP-R+RXTA-B+FTXTA30B2V1B(W)
(B)+35M5V1B
R32 Optimized Heating 4 Split
ESIE21-12A – 2022.02
A
Indoor unit FTXTA-B
a
Fuse F1U
a
A
A
Indoor unit FTXTM-R
a
Fuse F1U
Is the problem solved?
Action
Yes
No further actions required.
No
97] of the indoor unit
power PCB and continue with the next
procedure.
4.12 Intelligent eye sensor
4.12.1 Checking procedures
INFORMATION
It is recommended to perform the checks in the listed order.
To perform a power check of the intelligent eye sensor
Prerequisite:
Stop the unit operation via the user interface.
Prerequisite:
Turn OFF the respective circuit breaker.
1
Remove the required plate work, see
144].
2
Turn ON the power of the unit.
3
Remove the control panel from the indoor unit.
4
Measure the power supply voltage between the pins 1‑2 on the intelligent eye
sensor connector CN.
Result:
The measured voltage MUST be 4.75~5.25 V DC.
Содержание RXTA30B2V1B
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