Wifi Control Pcb; Checking Procedures - Daikin RXTA30B2V1B Service Manual

4.23 Wifi control PCB

4.23.1 Checking procedures

To perform a power check of the wifi control 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
Prerequisite: Stop the unit operation via the user interface.
Prerequisite: Turn OFF the respective circuit breaker.
1 Remove the required plate work, see
2 Turn ON the power of the unit.
3 Measure the power supply voltage between the pins 4‑5 on the wifi control
PCB connector.
Result: The measured voltage MUST be 10~16 V DC.
A
A Indoor unit FTXTA-B
a Wifi control PCB assembly
A
A Indoor unit FTXTM-R
a Wifi control PCB assembly
Is the measured power supply voltage
correct?
Yes
No
"4.17 Plate
a
a
Action
Skip the next step..
Continue with the next step.
4 Components
|
4
work" [ 144].
Service manual
205