Attachment 2 List of Trouble Codes
● List of Main Trouble Codes for the Elevator
Section Code
Taking-in circuit reference voltage error
A1
10
48V power supply trouble (one phase open)
15
#50B ON fault
20
22
#10T ON fault
Safety device activated
24
25
−
27
−
A2
33
−
39
−
3C
−
40
−
#40G ON fault
42
#40D ON fault
43
44
#10T OFF fault
46
−
51
−
54
−
56
−
B1
61
−
B2
72
−
C2
90
−
91
−
96
−
A7
−
Abnormal Automatic Landing device for Power
E
C6
failure (trouble when in "ALP" operation)
●List of Trouble Codes for the Escalator
Section Code
A
11
Travel contactor ON fault
13
MGS activated
14
#15B ON fault
15
STS activated
17
Travel contactor OFF fault
18
#15B OFF fault
1A
#10X ON fault
28
Solenoid activated
2F
Repeated failure
B
30
Abnormal communication terminal
transmission
31
Handrail stop
32
Control CPU down detection
33
Rotary encoder
34
#13 ON fault
35
#20 ON fault
36
#22 ON fault
Trouble code for operation control system
Trouble code
Same to the left
-
Same to the left
Same to the left
-
#15BW ON fault
Repeated failure (12 times/10 min.)
Rotary encoder fault
Abnormal inverter data
Magnetic pole offset value zero detection
Short voltage detection
#50B OFF fault
−
#15B OFF fault
#15BW OFF fault
INV overvoltage detection
Brake dragging detection
Terminal floor stop when a
height-of-a-story table error occurs
Error in measuring the height of a story
Height of a story table sum error
Abnormal load detect circuit
Repeated failure (6 times/10 min.)
Overvoltage occurred 10 times
Frequent safety drive
−
Section
Code
B
40
41
42
43
71
72
73
74
75
80
91
E
C0
C2
C4
C5
C6
Trouble code for speed control system
Trouble code
TIS short-circuit relay ON fault
Terminal power supply not established
MGS short-circuit relay ON fault
MGS short-circuit relay OFF fault
Overspeed
Underspeed
#13 OFF fault
#20 OFF fault
#22 OFF fault
ROM sum error
Starting SW ON fault
#10X OFF fault
Safety device entry buffer fault
2-speed selector switch ON fault
Safety switch activated
TIS short-circuit relay OFF fault
26