Nilfisk-Advance CS7000 - Page 422

Wheel System, Traction 422Service Manual – CS7000
Troubleshooting Chart
Flash
Code
#
Programmer LCD
Display/ Effect Of Fault
Possible Cause(s) Set/Clear Conditions
31 Main Open/Short
ShutdownMotor;
ShutdownMainContactor;
ShutdownEMBrake;
ShutdownThrottle;
FullBrake; ShutdownPump.
1. Open or short on driver load.
2. Dirty connector pins.
3. Bad crimps or faulty wiring.
Set: Main contactor driver (pin
6) is either open or shorted.
(Pin 6 is the K7 wheel drive
contactor coil driver circuit)
This fault can be set only when
Main Enable = On.
Clear: Correct open or short,
and cycle driver
32 Coil2 Driver Open/Short
ShutdownDriver2.
Note: This circuit is not used
on the CS7000
1. Open or short on driver load.
2. Dirty connector pins.
3. Bad crimps or faulty wiring.
Set: Driver 2 (pin 5) is either
open or shorted. This fault can
be set only when EM Brake
Type = 0.
Clear: Correct open or short,
and cycle driver.
32 EMBrake Open/Short
ShutdownEMBrake;
ShutdownThrottle;
FullBrake.
Note: This circuit is not used
on the CS7000
1. Open or short on driver load.
2. Dirty connector pins.
3. Bad crimps or faulty wiring.
Set: Electromagnetic brake
driver (pin 5) is either open or
shorted. This fault can be set
only when EM Brake Type > 0.
Clear: Correct open or short,
and cycle driver.
33 Coil3 Driver Open/Short
ShutdownDriver3.
Note: This circuit is not used
on the CS7000
1. Open or short on driver load.
2. Dirty connector pins.
3. Bad crimps or faulty wiring.
Set: Driver 3 (pin 4) is either
open or shorted.
Clear: Correct open or short,
and cycle driver.
34 Coil4 Driver Open/Short
ShutdownDriver4.
Note: This circuit is not used
on the CS7000
1. Open or short on driver load.
2. Dirty connector pins.
3. Bad crimps or faulty wiring.
Set: Driver 4 (pin 3) is either
open or shorted.
Clear: Correct open or short,
and cycle driver.
35 PD Open/Short
ShutdownPD.
Note: This circuit is not used
on the CS7000
1. Open or short on driver load.
2. Dirty connector pins.
3. Bad crimps or faulty wiring.
Set: Proportional driver (pin 2)
is either open or shorted.
Clear: Correct open or short,
and cycle driver.
36 Encoder Fault
ShutdownEMBrake.
1. Motor encoder failure.
2. Bad crimps or faulty wiring.
3. See Monitor menu » Motor:
Motor RPM.
Set: Motor encoder phase
failure detected.
Clear: Cycle KSI.