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Curtis Instruments AC F4-A User Manual

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7 — DIAGNOSTICS AND TROUBLESHOOTING
pg. 171
Return to TOC Curtis AC F4-A Motor Controller – August 2020
Table 18 Fault Code Troubleshooting Chart, cont’d
FLASH
CODE
FAULT NAME
(Curtis Integrated Toolkit™)
POSSIBLE CAUSES SET/CLEAR CONDITIONS FAULT ACTIONS
4-6
0x46
NV Memory Failure
NV_Memory_Failure_Active
0x2830
Fault Type(s):
1 = Invalid checksum.
2 = NV write failed.
3 = NV read failed.
4 = NV write did not complete
during power down.
1. Failure to read or write to
nonvolatile (NV) memory.
2. Internal controller fault.
Set: Controller operating
system tried to read or write to
EEPROM memory and failed.
Clear: Download the correct
software and matching
parameter default settings
into the controller and Reset
Controller.
ShutdownAll:
ShutdownMotor
ShutdownMainContactor
ShutdownEMBrake
ShutdownThrottle
ShutdownInterlock
ShutdownDriver1
ShutdownDriver2
ShutdownDriver3
ShutdownDriver4
ShutdownDriver5
ShutdownDriver6
ShutdownDriver7
ShutdownPD
FullBrake
ShutdownPump
ShutdownCoilSupply
ShutdownVehicle
ShutdownLower
ShutdownLift
4-7
0x47
HPD Sequencing
Hpd_Sequencing_Active
0x2211
Fault Type(s): 1
1. Incorrect sequence in application
of Keyswitch, Interlock, Direction,
or Throttle.
2. Faulty wiring, crimps, or switches at
KSI, Interlock, Direction, or Throttle.
3. Moisture in above-noted digital
input switches causing invalid (real)
On/Off state.
4. Verify input switch status. See
Programmer » System Monitor
menu » Inputs » Switch Status.
5. Verify Throttle. See Programmer »
System Monitor menu » Inputs »
Throttle Command.
Set: HPD (High Pedal Disable)
or SRO (Static Return to Off)
sequencing fault caused by
incorrect sequence of KSI,
interlock, direction, and throttle
inputs.
Clear: Reapply inputs in correct
sequence.
ShutdownThrottle
4-7
0x47
EMER Rev HPD
Emer_Rev_Hpd_Active
0x2331
Fault Type(s): 1
Emergency Reverse operation has
concluded, but the throttle, forward
and reverse inputs, and interlock
have not been returned to neutral.
Set: At the conclusion of
Emergency Reverse, the fault
was set because various inputs
were not returned to neutral.
Clear: If EMR_Interlock = On,
clear the interlock, throttle, and
direction inputs.
If EMR_Interlock = Off, clear
the throttle and direction inputs.
ShutdownThrottle
ShutdownEMBrake
4-9
0x49
Parameter Change
Parameter_Change_Active
0x2813
Fault Type(s):
Reports the CAN Object ID of
parameter.
While the Interlock was On, a safety-
based parameter was changed.
Parameters with this property are
marked with a [PCF] (Parameter
Change Fault) in the Parameter menu
listings.
Set: Adjustment of a parameter
setting that requires cycling
of KSI.
Clear: Reset Controller.
ShutdownVehicle:
ShutdownMotor
ShutdownMainContactor
ShutdownEMBrake
ShutdownThrottle
FullBrake
ShutdownPump

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Curtis Instruments AC F4-A Specifications

General IconGeneral
BrandCurtis Instruments
ModelAC F4-A
CategoryController
LanguageEnglish

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