Nilfisk-Advance BA 600S Service Manual page 3

SERVICE MANUAL
RECYCLING SYSTEM ...........................................................................................................33
RECYCLING WATER TANK, VACUUM GRID WITH FLOAT AND RECYCLING WATER
FILTER CLEANING (OPTIONAL) ................................................................................................................... 33
VACUUM MOTOR ELECTRICAL INPUT CHECK .......................................................................................... 34
VACUUM MOTOR CARBON BRUSH CHECK AND REPLACEMENT .......................................................... 35
VACUUM MOTOR DISASSEMBLY ................................................................................................................ 36
SQUEEGEE CLEANING/CHECK AND BLADE REPLACEMENT .................................................................. 37
Disassembly and cleaning ......................................................................................................................... 37
Check and adjustment ............................................................................................................................... 37
TROUBLESHOOTING .................................................................................................................................... 38
The vacuum motor does not turn on .......................................................................................................... 38
The vacuum motor turns on, but it turns off after a few seconds ............................................................... 38
Insufficient or no dirty water vacuum .......................................................................................................... 38
The squeegee leaves lining or it does not collect water ............................................................................. 38
DRIVE SYSTEM .....................................................................................................................39
DRIVE MOTOR ELECTRICAL INPUT CHECK .............................................................................................. 39
DRIVE MOTOR CARBON BRUSH CHECK AND REPLACEMENT ............................................................... 41
DRIVE MOTOR DIFFERENTIAL REMOVAL .................................................................................................. 42
POTENTIOMETER ADJUSTMENT ................................................................................................................ 43
DRIVE MICROSWITCH ADJUSTMENT ......................................................................................................... 44
TROUBLESHOOTING .................................................................................................................................... 45
Open circuit ................................................................................................................................................ 45
Drive motor: the fuse opens the circuit ....................................................................................................... 45
The machine does not move ...................................................................................................................... 45
Drive electronic board diagnostic LED ....................................................................................................... 45
ELECTRICAL SYSTEM .........................................................................................................46
BATTERY REMOVAL ..................................................................................................................................... 46
BATTERY MAINTENANCE AND RECHARGING .......................................................................................... 46
DRIVE ELECTRONIC BOARD REPLACEMENT ........................................................................................... 46
FUNCTION ELECTRONIC BOARD REPLACEMENT .................................................................................... 47
FUSE CHECK/REPLACEMENT ..................................................................................................................... 48
TROUBLESHOOTING .................................................................................................................................... 48
Function board connectors ......................................................................................................................... 49
Diagnostic LED on function board .............................................................................................................. 50
COMPONENT LAYOUT ................................................................................................................................. 52
WIRING DIAGRAM ......................................................................................................................................... 56
NOTE
Forward, backward, front, rear, left or right are intended with reference to the operator's position,
that is to say on the driver's seat.
2 909 5484 000(1)2004-03