Daikin VRV IV+ Service Manual page 279

REYQ8~20+REMQ5U7Y1B
VRV IV+ Heat Recovery
ESIE18-15B – 2020.05
a Wire terminal U
b Wire terminal V
c Wire terminal W
d Wire terminal L1B
e Wire terminal L2B
f Wire terminal L3B
g Wire terminal P1
h Faston connector terminal N31
i Measuring point P
4 Check the diode module and the power module in reference with the tables
below.
Diode module check
VDC Com
P1 L1B
P1 L2B
P1 L3B
L1B P1
L2B P1
L3B P1
Power module check
VDC Com
P U
P V
P W
U P
V P
W P
g h i
d e f a b c
Ref VDC
O.L N31
O.L N31
O.L N31
0,50 L1B
0,50 L2B
0,50 L3B
N31
P1
Ref VDC
O.L N31
O.L N31
O.L N31
0,43 U
0,43 V
0,43 W
N31
P
3 Components
|
Com Ref
L1B 0,50
L2B 0,50
L3B 0,50
N31 O.L
N31 O.L
N31 O.L
P1 0,90
N31 O.L
Com Ref
U 0,43
V 0,43
W 0,43
N31 O.L
N31 O.L
N31 O.L
P 0,78
N31 O.L
Service manual
279