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Defines directional terms relative to the operator's position.
Safety warning regarding lifting the machine and using safety stands.
Safety warnings before transporting the machine, ensuring covers are closed and key removed.
Lists available related manuals from Nilfisk Literature Service.
Explains warning symbols (Danger, Warning, Caution, Note, Consultation).
Specific warnings and cautions for safe operation and potential damages.
Table outlining daily, weekly, semi-annual, and yearly maintenance procedures for BA models.
Table outlining maintenance intervals for CA models.
Procedure for cleaning the solution/clean water tank and supply system.
Steps to clean the solution filter for specific models.
Step-by-step guide for disassembling and assembling the solenoid valve.
Identifies causes and solutions for low or no solution flow to the brush.
Troubleshooting for unintended solution flow when the machine is off.
Procedure to clean the clean water filter for specific models.
Instructions for cleaning the detergent tank.
Procedure for draining the Ecoflex system.
Guide for cleaning brushes and pads, including safety precautions.
Steps for disassembling and assembling the brush/pad-holder deck.
Instructions for deck disassembly and assembly on CA models.
Procedure for cleaning the recovery tank, grid, and checking the cover gasket.
Steps for cleaning, checking, and replacing the squeegee and its blades.
Guide for cleaning the vacuum system motor filter.
Procedure to check the electrical input of the vacuum motor.
Procedure for checking and replacing vacuum motor carbon brushes.
Steps for disassembling and assembling the vacuum system motor.
Procedure for checking and replacing squeegee springs.
Troubleshooting for vacuum system motor not turning on.
Troubleshooting for poor or absent water vacuuming.
Troubleshooting for squeegee issues related to floor contact.
Guide to adjust or replace the speed potentiometer.
Steps to disassemble and assemble the maximum speed potentiometer.
Procedure to check the drive system motor's electrical input.
Guide for checking and replacing drive system motor carbon brushes.
Steps for disassembling and assembling the motor-differential.
Troubleshooting for open circuit issues in the drive system.
Identifies causes and solutions when the machine fails to move.
Table correlating LED flashes to diagnostic meanings and actions.
Procedure for checking screw and nut tightness.
How to check machine working hours using the hour counter.
Instructions for checking the power supply cable for wear and damage.
Refers to the User Manual for battery charge and maintenance.
Steps for disassembling and assembling the batteries.
How to set the machine for WET or GEL batteries.
Procedure to check and replace fuses.
Guide for disassembling and assembling the brush motor electromagnetic switch.
Steps for disassembling and assembling the drive system electronic board.
Procedure for disassembling and assembling the function electronic board.
Steps to disassemble and assemble the water flow control electronic board.
Diagrams showing the layout of electrical components.
Wiring diagram for various models.
Details of connector pins for the EB1 electronic board.
Defines directional terms relative to the operator's position.
Safety warning regarding lifting the machine and using safety stands.
Safety warnings before transporting the machine, ensuring covers are closed and key removed.
Lists available related manuals from Nilfisk Literature Service.
Explains warning symbols (Danger, Warning, Caution, Note, Consultation).
Specific warnings and cautions for safe operation and potential damages.
Table outlining daily, weekly, semi-annual, and yearly maintenance procedures for BA models.
Table outlining maintenance intervals for CA models.
Procedure for cleaning the solution/clean water tank and supply system.
Steps to clean the solution filter for specific models.
Step-by-step guide for disassembling and assembling the solenoid valve.
Identifies causes and solutions for low or no solution flow to the brush.
Troubleshooting for unintended solution flow when the machine is off.
Procedure to clean the clean water filter for specific models.
Instructions for cleaning the detergent tank.
Procedure for draining the Ecoflex system.
Guide for cleaning brushes and pads, including safety precautions.
Steps for disassembling and assembling the brush/pad-holder deck.
Instructions for deck disassembly and assembly on CA models.
Procedure for cleaning the recovery tank, grid, and checking the cover gasket.
Steps for cleaning, checking, and replacing the squeegee and its blades.
Guide for cleaning the vacuum system motor filter.
Procedure to check the electrical input of the vacuum motor.
Procedure for checking and replacing vacuum motor carbon brushes.
Steps for disassembling and assembling the vacuum system motor.
Procedure for checking and replacing squeegee springs.
Troubleshooting for vacuum system motor not turning on.
Troubleshooting for poor or absent water vacuuming.
Troubleshooting for squeegee issues related to floor contact.
Guide to adjust or replace the speed potentiometer.
Steps to disassemble and assemble the maximum speed potentiometer.
Procedure to check the drive system motor's electrical input.
Guide for checking and replacing drive system motor carbon brushes.
Steps for disassembling and assembling the motor-differential.
Troubleshooting for open circuit issues in the drive system.
Identifies causes and solutions when the machine fails to move.
Table correlating LED flashes to diagnostic meanings and actions.
Procedure for checking screw and nut tightness.
How to check machine working hours using the hour counter.
Instructions for checking the power supply cable for wear and damage.
Refers to the User Manual for battery charge and maintenance.
Steps for disassembling and assembling the batteries.
How to set the machine for WET or GEL batteries.
Procedure to check and replace fuses.
Guide for disassembling and assembling the brush motor electromagnetic switch.
Steps for disassembling and assembling the drive system electronic board.
Procedure for disassembling and assembling the function electronic board.
Steps to disassemble and assemble the water flow control electronic board.
Diagrams showing the layout of electrical components.
Wiring diagram for various models.
Details of connector pins for the EB1 electronic board.
General| Model | BA 451D |
|---|---|
| Category | Floor Machine |
| Voltage | 24 V |
| Power Supply | Battery |
| Power Source | Battery |
| Cleaning Width | 450 mm |
| Working Width | 45 cm |
| Brush Rotation Speed | 200 rpm |
| Water Tank Capacity | 30 L |
| Tank Capacity (clean water) | 30 L |
| Tank Capacity (dirty water) | 30 L |
| Solution Tank | 40 l |
| Recovery Tank | 40 l |
| Dimensions (LxWxH) | 1200 x 510 x 1050 mm |
| Noise Level | 68 dB(A) |
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