Diagnostic Led On Function Board - Nilfisk-Advance BA 600S Service Manual

SERVICE MANUAL
Screw (**)
+B Battery positive
OUT+ Motor positive
VA- Vacuum negative output
BR- Brushes negative output
-B Battery negative
Microswitch (**)
DIP1
DIP2
(**) see next figures.

Diagnostic LED on function board

The following table shows the meaning of the number of flashes of the red diagnostic LEDs, located on the function
electronic board, in the event of a system malfunction.
LED on board
ON (green central)
ACTUATOR (red high)
ALARM (red low)
(*) The deck actuator has not reached the set position after 10 seconds from impulse (up or down) starting.
50
SCREWED CONNECTIONS (M6)
Description
OFF
Gel battery
Vacuum automatic shut-off disabled
Signal
Fixed
Slow flasher
Fast flasher
Fixed
1 flash
2 flashes
3 flashes
4 flashes
5 flashes
6 flashes
7 flashes
8 flashes
9 flashes
10 flashes
11 flashes
12 flashes
Connected cables
- red cable from fuse (9)
- red cable from battery charger (if equipped)
- red cable from C2 connector
- brush motor red cable marked (OUT +)
- vacuum motor red cable marked (OUT +)
- vacuum motor brown cable
- hour meter brown/black cable
- brush motor blue cable
- black cable from battery connector
- black cable from battery charger (if equipped)
Lead battery (Wet)
Vacuum automatic shut-off enabled
Meaning
Supplied board
Time-out deck actuator
Deck actuator position incorrect
reading
Recycling water tank, full
Fault electronic board
Jack lowering overcurrent
Jack raisin overcurrent
Overvoltage
Brush motor overcurrent
Vacuum motor overcurrent
Brush motor overload (>5s to
100A)
Vacuum motor overload (>5s to
50A)
Probe 1 overtemperature
Probe 2 overtemperature
Power supply incorrect
sequence
Fault electronic board
ON
Causes and solutions
(no malfunction)
(*)
(**)
Replace
Incorrect battery voltage
Check the battery
connections to the electronic
board
Replace
909 5484 000(1)2004-03