Nilfisk-Advance CS7000 Fuel Cell EcoFlex, Service Manual

Page: 55 / 440

Control System 55 Service Manual – CS7000
Fault # Description Setting Conditions Consequences
37 Chemical (Detergent) pump M18
overload
> 2.5 Amps or short circuit Disables detergent.
38 Vacuum Contactor (K5) Winding
Circuit Overload
> 4 Amps or short circuit Disables detergent,
solution, scrub motors and
recovery.
39 Squeegee Actuator (M12)
Overload
> 5 Amps for 4 seconds or short
circuit
Disables detergent,
solution, scrub motors and
recovery.
40 Right Front Turn Signal (LT4)
Overload
> 3 Amps or short circuit
41 Left Front Turn Signal (LT7)
Overload
> 3 Amps or short circuit
42 Right Rear Stop Turn Signal
(LT11) Overload
> 6 Amps or short circuit
43 Left Rear Stop Turn Signal (LT9)
Overload
> 6 Amps or short circuit
44 Head Lamp Circuit (LT2, LT3,
LT8) Overload
Short circuit
45 Tail Lamp Circuit (LT5, LT6)
Overload
> 3 Amps or short circuit
46 Back-up Alarm (H1) Overload > 4 Amps or short circuit
47 Horn (H2) Overload Short circuit
48 Not used
49 Low Voltage Cutout < 30.8 V for Wet Acid Battery <
32.5 V for Gel Battery
Warning message and
disable all sweep and
scrub functions except
recovery system
50 A Fault Has Been Set In The
Steering Controller (A5)
Steering controller has
communicated an emergency
error message to the main
machine controller (Retrieve
the specific steering system
code by using the hidden menu
“configuration display” fault
recall.)
Disables all sweep and
scrub functions
51 A Fault Has Been Set In The
Drive Controller (A2)
Drive controller has
communicated a fault to
the main machine controller
(Retrieve the specific drive
system code by using the
hidden menu “configuration
display” fault recall.)
Disables all sweep and
scrub functions
52 Vacuum Motor Circuit (M6, M7)
Overload
> 40 Amps for 20 seconds or
short circuit
Disables detergent,
solution, scrub motors and
recovery.
53 Scrub Brush Motor Circuit (M2,
M3, M4) Overload
> 75 Amps for 25 seconds or
short circuit
Disables detergent,
solution and scrub motors.