Curtis MultiMode 1207B User Manual

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Curtis 1207B Manual
Table 2 TROUBLESHOOTING CHART
LED PROGRAMMER
CODE LCD DISPLAY
EXPLANATION POSSIBLE CAUSE
1,2 HW Failsafe hardware fail-safe error 1. Controller defective.
1,3 M- Shorted
M- output shorted 1. M- output shorted to ground.
2. Direction contactor not closing.
3. Direction contactor not closing fast enough.
4. Internal motor short to ground.
1,4 SRO
SRO fault 1. Improper sequence of KSI, brake, and
direction inputs.
2. Wrong SRO type selected.
3. Brake or direction switch circuit open.
4. Sequencing delay too short.
2,1 Throttle Fault 1 5kΩ–0 or wiper fault 1. Throttle input wire open.
2. Throttle input wire shorted to ground or B+.
3. Throttle pot defective.
4. Wrong throttle type selected.
2,2 BB Wiring Check
emerg. reverse wiring fault 1. BB wire open.
2. BB check wire open.
2,3 HPD
HPD sequencing fault 1. Improper seq. of KSI, brake, throttle inputs.
2. Wrong HPD type selected.
3. Misadjusted throttle pot.
2,4 Throttle Fault 2 Throttle Type setting changed 1. Throttle Type setting was changed without
cycling KSI.
3,1 CONT DRVR OC driver output overcurrent 1. Direction contactor coil shorted.
2. Shunt field shorted.
3,2 DIR CONT Welded welded direction contactor 1. Direction contactor stuck closed.
3,3 Contactor Driver Fault incorrect main driver feedback 1. Main contactor driver circuit failed.
signal (when shunt driver
function is disabled)
3,4 Missing Contac t or missing contactor or shunt 1. Direction contactor coil open.
2. Direction contactor missing.
3. Shunt field open.
4. Wire to shunt or direction contactor open.
4,1 Low Battery Voltage low battery voltage 1. Battery voltage <16 volts.
2. Corroded battery terminal.
3. Loose battery or controller terminal.
4,2 Over Voltage overvoltage 1. Battery voltage >33V.
2. Vehicle operating with charger attached.
4,3 Thermal Cutbac k over-/under-temp. cutback 1. Temperature >85°C or <-25°C.
2. Excessive load on vehicle.
3. Improper mounting of controller.
4. Operation in extreme environments.
5 — DIAGNOSTICS & TROUBLESHOOTING

Curtis MultiMode 1207B Specifications

General

Brand	Curtis
Model	MultiMode 1207B
Category	Controller
Language	English