Daikin Perfera RXM R Series Service Manual page 168

3 | Components
Service manual
168
Is the inductance measurement
correct?
No
Class 42~71 units
1 Check that the reactors are firmly installed on the main PCB.
a Reactor L803
b Reactor L804
2 Remove the main PCB, see
measuring points are ONLY reachable on the back side of the main PCB.
3 Measure the resistance of the reactor using a low ohm multi meter.
Result: The resistance MUST be as follows:
Measuring points
c‑d
e
c
a
a L803
b L804
c Measuring point
d Measuring point
e Measuring point
Is the resistance measurement correct? Action
Yes
Action
Replace the reactor, see
procedures" [
b a
"Repair procedures" [
Resistance
15~25 mΩ
152~228 mΩ
e d
c d e b
Proceed with the next step.
RXM20~71R + ARXM25~71R + FTXM20~71R + ATXM25~50R +
"Repair
4
169].
4
138]. The reactor
d
e
d
c
e
c
FVXM25~50A
Split New Perfera R32
ESIE20-11 – 2021.01