Daikin FTXA20A Service Manual page 103

To check the rectifier voltage of the main PCB
FTXA20~50A(W)(S)(T) + FTXA20~50B(B)(S)(T) + RXA42+50A +
RXA20~35A(9) + RXA42+50B
Split Stylish R32
ESIE18-03D – 2021.05
1 Measure the continuity of the fuse. If no continuity is measured, the fuse has
blown.
A
a
c
A RXA42~50A unit
a Fuse F1U
b Fuse F2U
c Fuse F3U
A c a
A RXA42~50B unit
a Fuse F1U
b Fuse F2U
c Fuse F3U
Blown fuse on the main PCB?
Yes
No
Prerequisite: First perform all earlier main PCB checks, see
4
procedures" [ 99].
1 Turn ON the power of the unit.
2
|
b
b
Action
Replace the main PCB, see
4
procedures" [ 108].
Return to "Checking procedures" [
of the main PCB and continue with the
next procedure.
Components
"Repair
4 99]
"Checking
Service manual
103