Ye
s
Ye
s
No
No
No
Ye
s
No
Ye
s
No
Ye
s
* Resistance of the winding:
8
.1-
9
.
9
Ω
(between R-S, R-T and S-T)
[P22]
e
s
u
a
C
e
d
o
c
k
c
e
h
C
Check code name
Outdoor fan IPDU error
1. Fan
lock
2.
Fan IPDU P
.C. board error
3. Overload
4.
External cause such as blast
Sub-code:
∗
0
:
short circuit
∗
1
: Position detection circuit error
∗
3
: Motor lock
∗
4
: Motor current error detected
∗
C
: TH sensor temperature error
∗
D
: TH sensor error
∗
E
: Fan Vdc error
∗
:
Fan1,2:Fan2
Is wire
connector connection
on fan IPDU P
.C. board
normal?
Is not outdoor fan
motor locked?
Is the resistance of
the motor's winding
wire normal?
Is sub-code of
outdoor I/F P
.C.
board [0*]?
Is there
no problem such as
stuf
fing or blast blowing
to discharge port of
outdoor fan?
Correct wire connector
connection.
Replace motor
.
Replace fan IPDU.
Clear the cause of overload.
Check fan IPDU.
Ye
s
Ye
s
No
No
No
No
Ye
s
No
Ye
s
Ye
s
No
Ye
s
Ye
s
Ye
s
No
No
Ye
s
No
(C)
Ye
s
No
Heating operation
Does heating
indoor fan normally
operate?
Is indoor PMV
normal?
Is check valve
of main
discharge pipe
normal?
Is there
clogging in any
valves?
Is SV5 circuit normal?
Are any indoor
units in dif
ferent
refrigerant circuit
connected?
Are
characteristics of
sensor TC2
and TCJ
resistance normal?
Is connector
connection and coil
normal?
Is connector
connection, condenser
or fan motor normal?
Repair faulty parts.
Repair faulty parts.
Repair check valve.
Replace
Eliminate the
interference.
Replace PMV body
.
Check and correct
wiring.
Replace TC2
or TCJ
sensor
.
Refrigerant overcharge,
clogging, pipe breakage,
abnormal overload
Check indoor P
.C. board.
Faulty
Replace
Repair SV5 circuit.
(Coil error
, choke,
disconnection of cables, etc.)
(Check it using the
miswiring check function
of the outdoor unit.)
Is there any interference
of heat-exchanging of
indoor unit?
1. Filter clogging
Heat exchanger
2.
clogging
3.
Air short circuit
−
21
6
−
Содержание MMY-MAP0806HT7(J)P
Страница 305: ...For HT8 J P HT7 J P HT8 J P ME HT7P ME T8 J P E HT8P A model 1 There is no part for T8 J P E model 1 304 ...
Страница 306: ...For HT8 J P E HT8 J P TR model 305 ...
Страница 307: ...For T8 J P T7 J P T8P SG T8 J P ID T8 J P T model 306 ...
Страница 312: ... 311 For HT8 J P HT7 J P HT8 J P ME HT7P ME T8 J P E HT8P A HT8P C model 1 There is no part for T8 J P E model 1 ...
Страница 313: ... 312 For HT8 J P E HT8 J P TR model ...
Страница 314: ... 313 For T8 J P T7 J P T8P SG T8 J P ID T8 J P T model ...
Страница 319: ... 318 For HT8 J P HT7 J P HT8 J P ME HT7P ME T8 J P E HT8P A HT8P C model 1 There is no part for T8 J P E model 1 ...
Страница 320: ... 319 For HT8 J P E HT8 J P TR model ...
Страница 321: ... 320 For T8 J P T7 J P T8P SG T8 J P ID T8 J P T model ...
Страница 350: ......