Indoor Unit Power Pcb; Checking Procedures - Daikin RXTA30B2V1B Service Manual

4.11 Indoor unit power PCB

4.11.1 Checking procedures

To perform a power check of the indoor unit power PCB
RXTM-R+RXTP-R+ARXTP-R+RXTA-B+FTXTA30B2V1B(W)
(B)+FTXTM30+40R2V1B+FTXTP25+35M5V1B+ATXTP25+35M5V1B
R32 Optimized Heating 4 Split
ESIE21-12A – 2022.02
INFORMATION
It is recommended to perform the checks in the listed order.
Prerequisite: Stop the unit operation via the user interface.
Prerequisite: Turn OFF the respective circuit breaker.
Prerequisite: Remove the required plate work, see
1 Turn ON the power of the unit.
2 Measure the voltage between the black and white wires of connector S101 on
the indoor unit power PCB.
Result: The measured voltage MUST be 230 V AC.
A
a b
A Indoor unit FTXTA-B
a Black wire
b White wire
A
a b
A Indoor unit FTXTM-R
a Black wire
b White wire
4 Components
|
4
"4.17 Plate work" [ 144].
Service manual
109