– 203 –
Ye
s
No
[H03]
Ye
s
No
Ye
s
No
*1: 380-415V ±
10%
Ye
s
o
N
o
N
No
Ye
s
No
Ye
s
No
s
e
Y
s
e
Y
[H02]
e
s
u
a
C
e
d
o
c
k
c
e
h
C
Check code name
e
s
u
a
C
e
d
o
c
k
c
e
h
C
Check code name
Compressor error (Lock)
MG-CTT
: Magnet contactor
1.
Outdoor unit power line error
2.
Compressor circuit system error
3. Compressor
error
4.
Refrigerant stagnation in compressor shell
5.
A3-IPDU P
.C. board error
6. MG-CTT
error
Current detective circuit system
error
1.
Wiring or connector connection error on
A3-IPDU
P
.C. board
2.
A3-IPDU P
.C. board error
Sub-code:
01: Compressor 1,
02: Compressor 2,
03: Compressor 3
Sub-code:
01: Compressor 1,
02: Compressor 2,
03: Compressor 3
Is power voltage
of outdoor unit
normal? *1
Wiring or
connector
connection on
IPDU P
.C. board
normal?
Does voltage drop
occur when other
compressor
starts?
Is wiring
or connector
connection on
A3-
IPDU P
.C. board
normal?
Is MG-CTT
normal? *2
Is there no
refrigerant stagnation
in compressor shell?
Is compressor
normal? *3
Is case heater output
normal?
Correct power line.
Correct connector connection
or wiring.
Check IPDU P
.C. board.
Correct connector connection
or wiring.
Exchange MG-CTT
No
Ye
s
Abnormal overload?
Correct cause of overload.
Correct refrigerant stagnation
in compressor shell.
.r
et
a
e
h
e
s
a
c
k
c
e
h
C
.
st
r
at
s
n
oit
ar
e
p
O
Compressor error
Check A3-IPDU
P
.C.
board.
*3 Check the following items mainly
.
1. Existence of abnormal sound and abnormal
vibration during operation or starting
2.
Abnormal overheat of case during operation or
stop time (Never touch with hands.)
3. Current of compressor lead during operation or
starting time (No sudden change of current?)
*2 Check connection wiring
Check operation of MG-CTT
Check the short circuit of MG-CTT
Содержание MMY-MAP0804HT7JP
Страница 23: ... 22 1 Wiring Diagrams 1 1 Outdoor Unit Models MMY MAP0804 MAP1004 and MAP1204 ...
Страница 24: ... 23 Models MMY MAP1404 and MAP1604 ...
Страница 35: ... 34 1 2 10 Slim Duct Type AP024 AP027 Models MMD AP0244SPH MMD AP0274SPH ...
Страница 38: ... 37 1 2 13 High Wall Type 3 series Models MMK AP0073H AP0093H AP0123H AP0153H AP0183H AP0243H ...
Страница 52: ... 51 2 5 Parts Layout in Outdoor Unit 8 10 12HP Model MMY MAP0804 MAP1004 MAP1204 ...
Страница 53: ... 52 14 16HP Model MMY MAP1404 MAP1604 ...
Страница 57: ... 56 2 7 2 Inverter P C board for compressor MCC 1596 A3 IPDU ...
Страница 323: ......