Mitsubishi Electric SRK100VNPZJX, Техническое руководство

Страница: 357 / 509

-
356
-
'12 • P
A
C-T
-174
*
When the outdoor unit
fan motor is anomalous:
(Refer to page
399 ・ 444
)
TB1
PWB3
NOISE FILTER PWB
CT1
DM
52X
R1 R2
R3
R4
C1
C2
L1
L1 L1i
Red
White
Blue
Black
L2i
L3i
Ni
L1o
AC1
R5
＋
4
－
6
K G
1 2
3 4
AC3
AC2
L2o
L3o
No
3
2
E
L2
L3
N
1
2
3
P
P2
P3
N2
CNI3 CNI1
CNA1
CNFAN1
CNFAN2
CNEEV2 CNEEV1
CNM CNS CNR
CNH
CNE
CNW2
CNW
F
250V 10A
CNIP
THo-IPM THo-A THo-S THo-D THo-R1 THo-R2 THo-H
CNTH
LTP
CNU CNPS CNA2
CNW1
CNO1
CNO2
N
2
U
U
V V
W
W
CT1
CM
PWB2
INVERTER PWB
PWB4
DC FAN PWB
FMO1
FMO2
SM2 SM1
52X 20S CH1
63H
RAM
F1 (250V 3A)
PWB1
CONTROL PWB
Models FDC200,250VS
● Outdoor unit check points
Cheek items with the *mark when the power is ON.
LED2
(Red) LED1
(Green)
LED2
(Red)
LED1
(Green)
F1 (250V, 3A)
Power supply check:
Measure the power supply L1,L2,L3
(It is normal if it is AC380-415V)
Noise filter check:
There should be continuity.
There should be no shorts between phases.
Resistance check:
Resistance is measured
(15
Ω
)
DC Reactor contiuity
check: 55m
Ω
or less
Capacitor check:
Check for anomaly in appearance
such as damage, swelling, etc.
Power transistor module check:
Check for burnout, open circuit or damage
(see page 352 for the check procedure).
Fuse check:There should
be continuity.
If it is faulty, replace the
inverter board.
Fuse check:There should be
continuity.
Red
White
Brown
LED2 (Red) Check
1 ~ 6 times flash
(Refer to page
329
・
330
)
LED2 (Red) check:
1 ~ 5 time flash (Refer to page
329 ・ 330
)