Daikin Altherma 3 M - Page 189

3 | Components
Service manual
189
EBLA09~16DA + EDLA09~16DA
Daikin Altherma 3 M
ESIE20-06A – 2021.03
d
e
a
b
c
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 Ref VDC Com Ref
U C+ 0.446V C+ U O.L
V C+ 0.446V C+ V O.L
W C+ 0.446V C+ W O.L
C- U 0.446V U C- O.L
C- V 0.446V V C- O.L
C- W 0.446V W C- O.L
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
b
c
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.