22
nd
October 2004 SC2000 Manual – 177/52301 Rev G Page 21
8 DIAGNOSTICS
Traction and Pump Fault Messages and LED status/number of flashes
Calibrator
Message
Standard
Display
Full Feature
Display
Led Description and how to clear Check...
0 OK
(lowest priority)
on Traction operational and OK. No action required.
1 Testing... Run
Tests
on Only displayed briefly at power up. No action required.
2 BDI Cutout BDI
Cut
BDI
CUT OUT
7F BDI enabled and cutout action
initiated.
Battery charged.
3 Thermal Cutback Over
Temp.
TRAC
HOT
8F Traction heatsink above 75°C.
Allow controller to cool.
Heatsinking, Mounting,
Surfaces clean, fan req.
4 Speed Probe Speed
Probe
SPEED
PROBE
6F Speed limit feature enabled & wire
off.
Probe connections.
5 Accel. Fault Accel
Fault
ACCEL
FAULT
6F Accel. pedal pressed at power up, or
wire off. Recycle FS1 and Direction.
Accel wiring. Accel Zero
& Full Personalities.
6 Contactor o/c Cont
o/c
CONTACT
FAULT
4F Contactor has bad contact or didn’t
close, motor o/c. Recycle FS1 & Dir.
Coil wiring, power wiring,
motor o/c.
7 Contactor s/c Cont
s/c
CONTACT
FAULT
4F Contactor didn’t open or is welded.
Recycle FS1 and Direction switch.
Welded tips, particles in
tips, wiring.
8 Steer Pot Fault Steer
Fault
STEER
FAULT
6F Wire off steer pot input. Steer pot wiring
9 Sequence Fault Seq.
Fault
SEQ
FAULT
2F Direction or FS1 switch at power up.
Recycle Direction FS1 or both.
Dir and FS1 in neutral
and Dir/FS1 wiring.
10 2 Dir. Fault 2 Dir
Fault
2 DIR
FAULT
2F Two directions selected together.
Recycle both Directions and FS1.
Direction switch wiring.
11 SRO Fault SRO
Fault
SRO
FAULT
2F Dir. switch selected > 2 secs after
FS1. Recycle FS1 and Dir.
Dir first then FS1, FS1
and Dir. switch wiring.
12 Seat Fault Seat
Fault
SEAT
FAULT
2F Drive selected and no seat sw.
Recycle Dir and FS1 switch
Seat switch, closed, seat
wiring.
13 Inch Fault Inch
Fault
INCH
FAULT
2F Inch switch at power up , both inch
switches selected or inching attempted
with seat switch or Dir/FS1 selected.
Recycle inch switches.
Inch switch in neutral at
power up, only 1 selected,
Seat/Dir/FS1 switches open.
14 Steer Fault Steer
Fault
STEER
FAULT
2F Outer switch closing before inner. Switch operation/wiring.
15 Battery Low Bat.
Low
BATTERY
LOW
7F Battery < Low battery personality.
Recycle FS1 or Direction switch
Correct battery voltage,
Discharged battery.
16 Battery High Bat.
High
BATTERY
HIGH
7F Battery > High battery personality.
Recycle FS1 or Direction switch
Correct battery voltage.
Loose or missing B+ to
controller.
17 Pers Error Pers
Error
PERS
ERROR
1F Personalities out of range at power
up.
Reset personalities out of
range (shown as ----.-).
18 CRC error CRC
Error
CRC
ERROR
1F One or more personalities have been
corrupted.
Check all personalities
then recyclekKeyswitch.
19 Coil s/c Coil
s/c
COIL
FAIL
9F A contactor coil s/c or miswired.
Recycle Keyswitch
coil s/c, Drive connected
directly to B+ve, wiring.
20 Mosfet s/c FET
s/c
MOSFET
FAIL
3F Bypass contactor s/c or Mosfet s/c
Recycle FS1 or Direction
F1/F2 /B- power wiring,
Mosfets s/c.
21 Various internal
controller power
up messages
(highest priority)
FAIL FAIL off If any of these message are
displayed then the controller has
failed one of its internal power up
checks.
Contact Sevcon.
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