Nilfisk-Advance ecoflex BA 451 Service Manual page 4

ENGLISH
BRUSHING SYSTEM ................................................................................................................................................ 44
BRUSH/PAD CLEANING ..................................................................................................................................... 44
BRUSH/PAD-HOLDER/CYLINDRICAL BRUSH DECK DISASSEMBLY/ASSEMBLY
(For BA 451, BA 451D, BA 531, BA 531D) ........................................................................................................... 45
BRUSH/PAD-HOLDER/CYLINDRICAL BRUSH DECK DISASSEMBLY/ASSEMBLY
(For BA 551, BA 551D, BA 551CD, BA 611D) ...................................................................................................... 46
BRUSH/PAD-HOLDER DECK DISASSEMBLY/ASSEMBLY (For CA 451, CA 531, CA 551) .............................. 47
BRUSH MOTOR ELECTRICAL INPUT CHECK (For BA 451, BA 451D, BA 531, BA 531D) ............................... 49
BRUSH MOTOR ELECTRICAL INPUT CHECK (For BA 551, BA 551D) ............................................................ 51
BRUSH MOTOR ELECTRICAL INPUT CHECK (For BA 551CD)........................................................................ 53
BRUSH MOTOR ELECTRICAL INPUT CHECK (For BA 611D) .......................................................................... 54
BRUSH MOTOR ELECTRICAL INPUT CHECK (For CA 451, CA 531, CA 551) ................................................. 55
BRUSH MOTOR CARBON BRUSH CHECK/REPLACEMENT
(For BA 451, BA 451D, BA 531, BA 531D) ........................................................................................................... 57
BRUSH MOTOR CARBON BRUSH CHECK/REPLACEMENT (For BA 551, BA 551D) ..................................... 59
BRUSH MOTOR CARBON BRUSH CHECK/REPLACEMENT (For BA 551CD) ................................................ 61
BRUSH MOTOR CARBON BRUSH CHECK/REPLACEMENT (For BA 611D) ................................................... 62
BRUSH MOTOR DISASSEMBLY/ASSEMBLY
(For BA 451, BA 451D, BA 531, BA 531D, BA 551, BA 551D) ............................................................................. 63
BRUSH MOTOR DISASSEMBLY/ASSEMBLY (For BA 551CD) .......................................................................... 64
BRUSH MOTOR DISASSEMBLY/ASSEMBLY (For BA 611D) ............................................................................. 65
BRUSH MOTOR DISASSEMBLY/ASSEMBLY (For CA 451, CA 531, CA 551) ................................................... 66
CHECK/REPLACEMENT/ADJUSTMENT OF DRIVING BELTS FROM MOTORS
TO CYLINDRICAL BRUSHES (For BA 551CD) ................................................................................................... 67
BRUSH ENABLING MICROSWITCH ADJUSTMENT/REPLACEMENT
(For BA 451D, BA 531D, BA 551D, BA 551CD, BA 611D) ................................................................................... 69
TROUBLESHOOTING ......................................................................................................................................... 74
RECOVERY WATER SYSTEM ................................................................................................................................. 72
RECOVERY WATER TANK AND VACUUM GRID CLEANING, AND
COVER GASKET CHECK (All models) ............................................................................................................... 72
SQUEEGEE CLEANING/CHECK/REPLACEMENT AND SQUEEGEE
BLADE REPLACEMENT (All models) .................................................................................................................. 73
VACUUM SYSTEM MOTOR FILTER CLEANING (All models) ........................................................................... 75
VACUUM SYSTEM MOTOR ELECTRICAL INPUT CHECK
(For BA 451, BA 451D, BA 531, BA 531D, BA 551, BA 551D, BA 551CD, BA 611D) .......................................... 76
VACUUM SYSTEM MOTOR ELECTRICAL INPUT CHECK (For CA 451, CA 531, CA 551) .............................. 77
VACUUM SYSTEM MOTOR CARBON BRUSH CHECK/REPLACEMENT (All models) .................................... 79
VACUUM SYSTEM MOTOR DISASSEMBLY/ASSEMBLY (All models) .............................................................. 80
SQUEEGEE SPRING CHECK/REPLACEMENT (All models, with aluminium squeegee) .................................. 82
TROUBLESHOOTING ......................................................................................................................................... 83
DRIVE SYSTEM ........................................................................................................................................................ 84
SPEED POTENTIOMETER ADJUSTMENT/REPLACEMENT
(For BA 451D, BA 531D, BA 551D, BA 551CD, BA 611D) ................................................................................... 84
MAXIMUM SPEED POTENTIOMETER DISASSEMBLY/ASSEMBLY
(For BA 451D, BA 531D, BA 551D, BA 551CD, BA 611D) ................................................................................... 86
DRIVE SYSTEM MOTOR ELECTRICAL INPUT CHECK
(For BA 451D, BA 531D, BA 551D, BA 551CD, BA 611D) ................................................................................... 88
DRIVE SYSTEM MOTOR CARBON BRUSH CHECK AND REPLACEMENT
(For BA 451D, BA 531D, BA 551D, BA 551CD, BA 611D) ................................................................................... 90
DRIVE SYSTEM MOTOR-DIFFERENTIAL DISASSEMBLY/ASSEMBLY
(For BA 451D, BA 531D, BA 551D, BA 551CD, BA 611D) ................................................................................... 91
TROUBLESHOOTING ......................................................................................................................................... 92
DRIVE SYSTEM ELECTRONIC BOARD DIAGNOSTIC TABLE ......................................................................... 93
2
SERVICE MANUAL
909 6756 000(5)2010-03
BA 451 / BA 451D / BA 531 / BA 531D / BA 551 / BA 551D / BA 551CD / BA 611D
CA 451 / CA 531 / CA 551