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Curtis 1226 User Manual

Curtis 1226
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8 — DIAGNOSTIC AND TROUBLESHOOTING
pg. 81
Return to TOC Curtis Model 1226 – September 2019
Table 33 Faults, cont’d
Code Fault and Fault Action Possible Causes Set and Clear Conditions
4,5
LED Driver 1
ShutdownLED1Driver
The driver is shorted to B–.
Driver overcurrent.
Defective hardware.
Set: The driver is shorted or is
consuming more than 30mA.
Clear: Address the possible
causes, then cycle the keyswitch.
4,6
LED Driver 2
ShutdownLED2Driver
4,7
LED Driver 3
ShutdownLED3Driver
4,8
Horn Driver
ShutdownHorn
The driver is shorted.
Driver overcurrent.
Set: The horn is shorted to B–
when the horn driver is congured
as a high side driver or to B+ when
congured as a low side driver or
is consuming more than 30mA.
Clear: Address the possible
causes, then cycle the keyswitch.
4,9
BB Wiring Fault
ShutdownThrottle
ShutdownEMBrake
ShutdownMainContactor
Bad crimps or faulty wiring for the emergency
reverse normally open switch.
Note: For information on the belly button
check, see page 20.
Set: The wire connecting Driver
2 and the emergency reverse
normally open switch is broken.
Clear: Fix the wiring, then cycle the
keyswitch.
4,10
Emer Rev HPD
ShutdownThrottle
ShutdownEMBrake
The throttle, direction, and interlock inputs
were not returned to neutral after an
emergency reverse operation.
Set: The operator attempted to
drive after an emergency reverse
without rst clearing the throttle,
direction, and interlock inputs.
Clear: If the EMR Dir Interlock
parameter’s value is On, clear the
interlock, throttle, and direction
inputs. Otherwise, clear the throttle
and direction inputs.
5,2
Parameter Change Fault
ShutdownMotor
ShutdownMainContactor
ShutdownEMBrake
ShutdownThrottle
A parameter marked as [PCF] was changed
but the keyswitch was not cycled.
Set: A parameter that requires
the keyswitch to be cycled has
changed.
Clear: Cycle the keyswitch.
5,3
EMR Switch Redundancy
ShutdownInterlock
ShutdownEMBrake
Either or both Emergency Reverse input
switches are inoperative, resulting in an
invalid state. See Table 18.
There is dirt or moisture in the switches.
Set: The emergency reverse NO
and NC switches are in an invalid
state.
Clear: Address the possible
causes, then cycle the keyswitch.
5,8
Stall Detected
ShutdownEMBrake
ShutdownThrottle
ShutdownMotor
The motor has stalled. Set: The controller did not detect
motor movement.
Clear: Cycle the keyswitch.

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Curtis 1226 Specifications

General IconGeneral
BrandCurtis
Model1226
CategoryController
LanguageEnglish

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