Nilfisk-Advance BR 751 - English

SERVICE MANUAL
ENGLISH
BR 601 / BR 651 / BR 751 / BR 751 C 909 6424 000(3)2007-12
1
TABLE OF CONTENTS
GENERAL INFORMATION .............................................................................................................................................. 3
CONVENTIONS .............................................................................................................................................................................. 3
MACHINE LIFTING ......................................................................................................................................................................... 3
MACHINE TRANSPORTATION ....................................................................................................................................................... 3
OTHER AVAILABLE MANUALS ...................................................................................................................................................... 3
SAFETY ........................................................................................................................................................................................... 4
SYMBOLS ....................................................................................................................................................................................... 4
GENERAL SAFETY PRECAUTIONS .............................................................................................................................................. 4
TECHNICAL DATA ........................................................................................................................................................................... 6
DIMENSIONS BR 601 - BR 651 ...................................................................................................................................................... 8
DIMENSIONS BR 751 - BR 751 C .................................................................................................................................................. 9
MAINTENANCE ............................................................................................................................................................. 10
SCHEDULED MAINTENANCE ..................................................................................................................................................... 10
SCHEDULED MAINTENANCE TABLE ......................................................................................................................................... 10
MACHINE NOMENCLATURE ........................................................................................................................................................11
DETERGENT SUPPLY SYSTEM................................................................................................................................... 16
SOLUTION/WASHING WATER SYSTEM AND TANK CLEANING ............................................................................................... 16
SOLUTION/WASHING WATER FILTER CLEANING .................................................................................................................... 16
SOLUTION/WASHING WATER SYSTEM SOLENOID VALVE/TAP/FILTER DISASSEMBLY/ASSEMBLY .................................. 17
TROUBLESHOOTING ................................................................................................................................................................... 19
EDS - ECO DOSAGE SOLUTION ................................................................................................................................. 20
DETERGENT TANK CLEANING ................................................................................................................................................... 20
DETERGENT PUMP AND ONE-WAY VALVE DISASSEMBLY/ASSEMBLY .................................................................................21
WASHING WATER PUMP DISASSEMBLY/ASSEMBLY ............................................................................................................... 22
EDS - ECO DOSAGE SOLUTION DRAINING .............................................................................................................................. 23
TROUBLESHOOTING ................................................................................................................................................................... 24
BRUSHING SYSTEM ..................................................................................................................................................... 25
BRUSH/CYLINDRICAL BRUSH CLEANING ................................................................................................................................. 25
SIDE SKIRT CHECK (AND REPLACEMENT) .............................................................................................................................. 25
BRUSH/PAD-HOLDER DECK OR CYLINDRICAL BRUSH DECK DISASSEMBLY/ASSEMBLY ................................................. 26
BRUSH MOTOR ELECTRICAL INPUT CHECK ............................................................................................................................ 26
DISC BRUSH MOTOR CARBON BRUSH CHECK AND REPLACEMENT .................................................................................. 28
CYLINDRICAL BRUSH MOTOR CARBON BRUSH CHECK AND REPLACEMENT ................................................................... 28
BRUSH/PAD-HOLDER MOTOR DISASSEMBLY/ASSEMBLY ..................................................................................................... 29
CYLINDRICAL BRUSH MOTOR DISASSEMBLY/ASSEMBLY .....................................................................................................30
CHECK/REPLACEMENT/ADJUSTMENT OF DRIVING BELTS BETWEEN MOTORS AND CYLINDRICAL BRUSHES ............ 32
BRUSH DECK LIFTING/LOWERING ACTUATOR DISASSEMBLY/ASSEMBLY ......................................................................... 34
TROUBLESHOOTING ................................................................................................................................................................... 36
RECOVERY WATER SYSTEM ...................................................................................................................................... 37
RECOVERY WATER TANK AND VACUUM GRID AUTOMATIC SHUT-OFF FLOAT CLEANING ................................................ 37
VACUUM SYSTEM MOTOR ELECTRICAL INPUT CHECK (before S/N ......) ............................................................................ 38
VACUUM SYSTEM MOTOR FILTER CLEANING (starting from S/N ..........) ...............................................................................39
VACUUM SYSTEM MOTOR ELECTRICAL INPUT CHECK (starting from S/N ......) ................................................................... 39
VACUUM SYSTEM MOTOR CARBON BRUSH CHECK AND REPLACEMENT (before S/N ......) .............................................. 40
VACUUM SYSTEM MOTOR CARBON BRUSH CHECK AND REPLACEMENT (starting from S/N ......) .................................... 41
VACUUM SYSTEM MOTOR DISASSEMBLY/ASSEMBLY (before S/N ......) ................................................................................ 42
VACUUM SYSTEM MOTOR DISASSEMBLY/ASSEMBLY (starting from S/N ......) ...................................................................... 43
SQUEEGEE CLEANING/CHECK AND BLADE REPLACEMENT................................................................................................. 44
SQUEEGEE LIFTING CABLE SLIDING SHOE LUBRICATION.................................................................................................... 45
SQUEEGEE LIFTING ACTUATOR DISASSEMBLY/ASSEMBLY ................................................................................................. 46
SQUEEGEE LIFTING CABLE DISASSEMBLY/ASSEMBLY ......................................................................................................... 47
TROUBLESHOOTING ................................................................................................................................................................... 48