Daikin altherma 3 M Service Manual page 189

EBLA09~16DA + EDLA09~16DA
Daikin Altherma 3 M
ESIE20-06A – 2021.03
a U
b V
c W
d C+
e C-
INFORMATION
When measuring on the front of the main PCB, make sure to locally remove the
protective varnish with the test leads of the multi meter.
VDC Com
U C+
V C+
W C+
C- U
C- V
C- W
Power module V4R for fan motor
1 Disconnect the fan motor connector from the main PCB.
2 Check the power module V4R in reference with the image and the table
below.
d
e
a U
b V
c W
d CB+
e CB-
INFORMATION
When measuring on the front of the main PCB, make sure to locally remove the
protective varnish with the test leads of the multi meter.
d
a
b
c
e
Ref VDC
0.446 V C+
0.446 V C+
0.446 V C+
0.446 V U
0.446 V V
0.446 V W
3 Components
|
Com Ref
U O.L
V O.L
W O.L
C- O.L
C- O.L
C- O.L
a
b
c
Service manual
189