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12-5
TROUBLESHOOTING
SM FLODCI 1-A.1 GB
2XWGRRU XQLW 'LDJQRVWLFV
No Problem 5
4
3
2
1
1
OCT is disconnected
0 0 0 0 1
2
OCT is shorted
0 0 0 1 0
3
CTT is disconnected
0 0 0 1 1
4
CTT is shorted
0 0 1 0 0
5 H
S
T is disconnected (when enabled)
0 0 1 0 1
6 H
S
T is shorted (when enabled)
0 0 1 1 0
7 O
A
T is disconnected (when enabled)
0 0 1 1 1
8 O
A
T is shorted (when enabled)
0 1 0 0 0
9 T
S
UC is disconnected (when enabled)
0 1 0 0 1
10 T
S
UC is shorted (when enabled)
0 1 0 1 0
11 IPM
Fault
0 1 0 1 1
1
2
Bad
EEPROM
0 1 1 0 0
13 DC
under
voltage
0 1 1 0 1
14 DC over voltage
0 1 1 1 0
15
A
C under voltage
0 1 1 1 1
16 IDU/ODU Communication mismatch
1 0 0 0 0
17 No
Communication
1 0 0 0 1
18 Reserved
1 0 0 1 0
2
0 Heat sink Over Heating
1 0 1 0 0
2
1 Deicing
1 0 1 0 1
22
Compressor Over Heating
1 0 1 1 0
2
3 Compressor Over Current
1 0 1 1 1
2
4 No
OF
A
N Feedback
1 1 0 0 0
2
5 OF
A
N locked
1 1 0 0 1
2
6 Compressor
Lock
1 1 0 1 0
2
7 Bad
Communication
1 1 0 1 1
1 – ON,
0 – OFF
Only one code is shown. Order of priority is 1-
2
4. Diagnostics is continuously
ON as long power is on.
CONTENTS