Daikin Aurora Series Service Manual page 302

Check
RXLQ96/120TAYDU
Point of Measurement and Judgement Criteria
Turn OFF the power supply. Then, after a lapse of 10 minutes or more, make measurement of
resistance.
When using the analog type of multimeter,
make measurement in resistance
measurement mode in the x1 kΩ range.
PCB and Circuit Diagram
289
Measuring
Judgement
point
No.
criteria
+ –
1 P31 U
2 P31 V 2 ~ 30 kΩ
3 P31 W
4 U P31
5 V P31
15 kΩ or
6 W P31
more
7 N31 U
(including )
8 N31 V
9 N31 W
10 U N31
11 V N31 2 ~ 30 kΩ
12 W N31
N31
P31
When using the digital type of multimeter,
make measurement in diode check mode
(
Remarks
Due to condenser
charge and so on,
resistance
measurement may
require some time.
U V W
)
Measuring
Judgement
point
No.
criteria
+ –
1 P31 U
1.2 V or
2 P31 V
more
3 P31 W
4 U P31
5 V P31
6 W P31
0.3 ~ 0.7 V
7 N31 U
8 N31 V
9 N31 W
10 U N31
1.2 V or
11 V N31
more
12 W N31
460V 25K
X900A
P N
V1D
R1
X41A
P31
N31 C48 C51
+ +
R131 R133
X601A R401
+
–
V2R
HAP
N32
P32
U V W
RED BLK
X5A
WHT
SiUS341802E
Remarks
Due to condenser
charge and so on,
resistance
measurement may
require some time.
Due to condenser
charge and so on,
resistance
measurement may
require some time.
X904A
K84R
PS
K3R
F1U
X4A
R71T R72T
X6A
t˚ t˚
X63A
X7A X8A
Service Diagnosis