Wheel System, Traction
152
Service Manual – Condor
™
EcoFlex
™
, BR 1100/1300 EcoFlex
™
Status LED Fault Codes
LED
Code
Status Light
Display
Explanation
Possible Cause
Off
No power or defective controller
Solid
On
Controller or microprocessor
fault
0,1
0 (single LED
flash every 5
seconds)
Controller operational; no faults
1,1
0 0
Current sensor error
Controller defective.
1,2
0 00
Hardware fail-safe error
Controller defective.
1,3
0 000
M- fault or motor output short
Internal M- short to B-. Controller defective.
1,4
0 0000
SRO fault
1. Incorrect sequence of KSI*, interlock
(seat switch), and direction inputs.
2. Wrong SRO type selected.
3. Interlock or direction switch circuit open.
4. Sequencing delay too short.
2,1
00 0
Throttle wiper fault
1. Throttle input wire open.
2. Throttle input wire shorted to B+ or B-.
3. Throttle pot defective.
4. Wrong throttle type selected.
2,3
00 000
HPD fault
1. Incorrect sequence of KSI*, interlock, and
throttle inputs.
2. Wrong HPD type selected.
3. Throttle pot not adjusted correctly.
4. Sequencing delay too short.
2,4
00 0000
Pot low input fault
1. Throttle pot wire open.
2. Throttle pot wire shorted.
3. Wrong throttle type selected.
3,1
000 0
Contactor driver overcurrent or
field winding shorted
1. Main contactor coil shorted.
2. Field winding shorted.
3,2
000 00
Main contactor welded
1. Main contactor stuck closed.
2. Main contactor driver shorted.
3,3
000 000
Motor field winding open
1. Field winding connection open.
2. Field winding open.
3,4
000 0000
Missing contactor
1. Main contactor coil open.
2. Main contactor missing.
3. Wire to main contactor open.