113
(Errors detected by IPDU featuring in outdoor unit - typical examples)
Note: The above check codes are examples only, and different check codes may be displayed depending on the outdoor unit configuration
(e.g. a Super heat recovery multi system). For details, see the service manual for the outdoor unit.
Check code
Display of receiving unit
Typical trouble site
Description of check code
Outdoor 7-segment display
TCC-LINK
central control
or main remote
controller
display
Indicator light block
Sub-code
Flash
T
L
A
3
1
F
–
3
1
F
Trouble in temperature
sensor built into indoor
IGBT (TH)
Temperature sensor built into indoor IGBT (TH)
has been open / short-circuited.
n
w
o
d
k
a
e
r
b
r
o
s
s
e
r
p
m
o
C
1
0
H
–
1
0
H
Inverter current (Idc) detection circuit detects
overcurrent.
H02
–
H02
Compressor trouble (lockup) Compressor lockup is detected.
H03
–
H03
Current detection circuit
trouble
Abnormal current is detected while inverter
compressor is turned off.
T
L
A
7
0
P
–
7
0
P
Heat sink overheating
trouble
Temperature sensor built into IGBT (TH) detects
overheating.
P22
*0: IGBT short circuit
*1: Position detection circuit trouble
*3: Motor lockup trouble
*4: Motor current trouble
*C: TH sensor temperature trouble
*D: TH sensor short, release trouble
(*: Fan motor number)
trouble.
s
t
c
e
t
e
d
U
D
P
I
n
a
f
r
o
o
d
t
u
O
trouble
U
D
P
I
n
a
f
r
o
o
d
t
u
O
T
L
A
2
2
P
T
L
A
6
2
P
–
6
2
P
Activation of IGBT (IPM)
short-circuit protection
Short-circuit protection for compressor motor
driver circuit components is activated (momentary
overcurrent).
T
L
A
9
2
P
–
9
2
P
Compressor position
detection circuit trouble
Compressor motor position detection trouble is
detected.
Operation Timer
Ready
102
A10-1510.indb 102
A10-1510.indb 102
2016/04/08 17:21:06
2016/04/08 17:21:06
AMP Air Conditioning
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