No
Ye
s
[L31]
No
No
Ye
s
Ye
s
[P01]
* For the models equipped with
AC fan motor only
Ye
s
Ye
s
No
No
[L30]
Check code
Cause
Check code
Cause
Check code
Cause
Abnormal input from the outside
Check code name
Interlock in indoor unit from
outside
Check code name
Other IPDU errors
Is outside device
connected to connector
CN80?
Does outside device
correctly operate?
Is there any trouble
of outdoor unit power
supply?
Is there no
connection error or
disconnection of CN076
connector?
Is not there lock of fan
motor?
Check indoor P
.C. board.
Failure
Replace
Check outside device.
Failure
Replace
Check power voltage and
line.
Check
auxiliary
noise, etc.
Correct cabling circuit for
the connector connection.
Replace fan motor
.
Check indoor P
.C. board.
Failure
Replace
Check outdoor I/F P
.C.
board.
Check cause of abnormal
input.
1.
Outdoor unit power error
2.
Outdoor I/F P
.C. board error
Check code name
Indoor fan motor error
1. Wiring
error
2.
Check fan motor
.
[L29]
Ye
s
No
Ye
s
Ye
s
No
No
Ye
s
No
Ye
s
No
Cause
Check code
Is jumper
setup of outdoor I/F
P
.C. board correct?
(Check jumpers 9,
10, 1
1 and 12)
Is
communication
connector between IPDU
and I/F P
.C. board
connected?
Is there
no disconnection of
communication line between
IPDU and I/F P
.C.
board?*
Is there
voltage fluctuation
between 4 and 5 pins of
CN600 on I/F P
.C. board?
(Measurement by tester:
DC0 to 5V
,
5 pin GND)
Is there
voltage fluctuation
between 3 and 5 pins of
CN600 on I/F P
.C. board?
(Measurement by tester:
DC0 to 5V
,
5 pin GND)
Correct connection of
jumper
.
Correct connection of connector
.
Replace communication line.
I/F P
.C. board error
I/F P
.C. board error
Replace the troubled
IPDU P
.C. board.
Check code name
IPDU quantity error
1.
Incorrect model setup in service for I/F P
.C. board
2.
Communication error between
A3-IPDU, fan IPDU
and I/F
3.
A3-IPDU, fan IPDU, I/F P
.C. board error
In the case that
All IPDUs (A3- IPDUs and fan IPDUs) do not
return response.
*
Two A3-IPDUs (NO. 1 and 2) exist in all models.
From
8
to
16 HP models, one Fan-IPDU
exists
.
From
18
to
22 HP models, two Fan-IPDUs exist.
Sub-code
Circle (O): Faulty IPD
U
1
2
1
2
1
2
1
2
01
○
10
○
02
○
11
○
○
03
○
○
12
○
○
08
○
13
○
○
○
09
○
○
18
○
○
0A
○
○
19
○
○
○
0B
○
○
○
1A
○
○
○
1B
○
○
○
○
A3-IPDU
A3-IPDU
Fan-IPDU
Fan-IPDU
−
20
9
−
Summary of Contents for MMY-MAP0806HT7(J)P
Page 306: ...For HT8 J P E HT8 J P TR model 305 ...
Page 307: ...For T8 J P T7 J P T8P SG T8 J P ID T8 J P T model 306 ...
Page 313: ... 312 For HT8 J P E HT8 J P TR model ...
Page 314: ... 313 For T8 J P T7 J P T8P SG T8 J P ID T8 J P T model ...
Page 320: ... 319 For HT8 J P E HT8 J P TR model ...
Page 321: ... 320 For T8 J P T7 J P T8P SG T8 J P ID T8 J P T model ...
Page 350: ......