1. Selelekela
This manual provides essential instructions for the safe and efficient operation, maintenance, and troubleshooting of the Nilfisk Advance SC450 Walk-Behind Automatic Scrubber. Please read this manual thoroughly before operating the machine to ensure proper usage and to prevent injury or damage.
The Nilfisk Advance SC450 is a compact, battery-powered walk-behind scrubber designed for daily cleaning tasks in various environments such as hospitals, schools, manufacturing plants, and warehouses. It offers high productivity, reliable operation, and ease of use.
2. Boitsebiso ba Tšireletseho
WARNING: Failure to follow these safety instructions may result in serious injury or damage to the machine.
- Always wear appropriate personal protective equipment (PPE) such as safety glasses and non-slip footwear during operation and maintenance.
- Ensure the machine is turned off and disconnected from the power source before performing any maintenance or adjustments.
- Do not operate the scrubber on inclines exceeding the manufacturer's recommendations.
- Beha matsoho, maoto le liaparo tse hlephileng hole le likarolo tse tsamaeang.
- Use only approved cleaning solutions and follow their safety guidelines.
- Do not allow untrained personnel to operate the machine.
- Store the machine in a dry, secure location when not in use.
- Netefatsa hore moea o kena hantle ha o tjhaja libeteri.
3. Seta
3.1 Ho phutha
Carefully remove the scrubber and all accessories from the packaging. Inspect for any shipping damage. Retain packaging for future transport if needed.
3.2 Ho Kenya le ho tjhaja Betri
The SC450 uses (2) 105 Ah wet batteries (part number 56206962). Ensure batteries are properly installed in the battery compartment (dimensions: 13.7 x 13.7 x 11.8 inches).
- Bula sekwahelo sa karolo ya betri.
- Place the batteries securely in the compartment, ensuring correct polarity when connecting.
- Connect the battery charger (115VAC/24VDC) to the machine and a suitable power outlet.
- Allow batteries to fully charge before first use. Refer to the battery charger manual for specific charging instructions.
3.3 Pad Holder and Pad Installation
The scrubber is equipped with a 20-inch disc pad holder (part number L08837018).
- Ensure the machine is off and the brush deck is raised.
- Align the cleaning pad (not included) with the pad holder.
- Attach the pad to the pad holder, ensuring it is centered and secure.
- Lower the brush deck into position.

Setšoantšo sa 1: Pele view of the Nilfisk Advance SC450 scrubber, showing the blue cleaning pad and disc.
3.4 Splash Guard Installation
Install the splash guard (part number 9096736000) to prevent water and solution from splashing during operation.
- Locate the mounting points for the splash guard.
- Securely attach the splash guard according to the machine's design.
3.5 Filling the Solution Tank
- Open the solution tank cap.
- Fill the tank with clean water and the recommended cleaning solution. The solution tank capacity is 10.5 gallons (39.75 liters).
- Do not overfill. Close the cap securely.
4. Litaelo tsa Ts'ebetso
4.1 Ho Laola ho Fetaview
Familiarize yourself with the control panel, typically located on the handle. This includes the power switch, brush engagement lever, solution flow control, and squeegee lift lever.

Setšoantšo sa 2: Ka morao view of the Nilfisk Advance SC450 scrubber, showing the handle and control panel.
4.2 Ho Qala Mochine
- Ensure the solution tank is filled and the recovery tank is empty.
- Lower the squeegee to the operating position.
- Bulela sesebelisoa se seholo sa motlakase.
- Engage the brush motor and adjust the solution flow as needed.
- Begin walking at a steady pace. The maximum speed is 3 mph (4.83 kph).
4.3 Scrubbing Procedure
Guide the machine in overlapping passes to ensure complete coverage. The scrubbing width is 20 inches (50.8 cm). The automatic squeegee release feature protects the squeegee when encountering obstacles.
4.4 Ho emisa mochini
- Disengage the brush motor and turn off the solution flow.
- Phahamisa seqhomane.
- Tima konopo ea motlakase e kholo.
4.5 Emptying the Recovery Tank
The recovery tank has a capacity of 11.9 gallons (45.05 liters). Empty it regularly to maintain optimal performance.
- Locate the drain hose or recovery tank lid.
- Drain the dirty water into an appropriate disposal area.
- The recovery tank features a removable lid for easy cleaning.
5. Tlhokomelo
Regular maintenance ensures the longevity and optimal performance of your SC450 scrubber.
5.1 Tlhokomelo ea Letsatsi le Letsatsi
- Clean Recovery Tank: After each use, empty and rinse the recovery tank thoroughly. The removable lid facilitates easy cleaning.
- Inspect Squeegee Blades: Check for wear, tears, or damage. Clean any debris from the squeegee.
- Clean Brushes/Pads: Remove and clean the scrubbing pad or brush. Replace if worn.
- Wipe Down Machine: Hloekisa bokantle ba mochini ka papatsoamp lesela.
Tlhokomelo ea Battery
- Recharge After Each Use: Fully recharge the batteries after each use to maximize battery life.
- Check Water Levels (Wet Batteries): Periodically check the electrolyte levels in the wet batteries and top up with distilled water if necessary, following battery manufacturer guidelines.
- Boloka Litheminale li Hloekile: Ensure battery terminals are clean and free of corrosion.
5.3 Licheke tsa Nako le Nako
- Hlahloba Li-Hoses le Lihokelo: Check all hoses and connections for leaks or damage.
- Brush Deck Inspection: Ensure the brush deck operates smoothly and is free from obstructions.
6. Ho rarolla mathata
Karolo ena e fana ka tharollo ea mathata a tloaelehileng a ts'ebetso. Bakeng sa mathata a sa thathamisoang mona, ikopanye le basebetsi ba lumelletsoeng ba litšebeletso.
| Bothata | Lebaka le ka khonehang | Tharollo |
|---|---|---|
| Mochine ha o qale | Tefo e tlase ea betri Main power switch off Khokelo ea betri e hlephileng | Hlakisa libeteri Bulela sesebelisoa sa motlakase Sheba 'me u sireletse likhokahano tsa betri |
| Ts'ebetso e mpe ea ho hohla | Worn brush/pad Insufficient solution flow Incorrect cleaning solution | Replace brush/pad Adjust solution flow control Use recommended cleaning solution |
| Water left on floor | Worn or damaged squeegee blades Squeegee not properly adjusted Tanka ea ho khutlisa e tletse | Kenya sebaka sa squeegee blades Adjust squeegee angle/pressure Tanka ea ho hlaphoheloa e se nang letho |
| Reduced running time | Libetri ha lia tjhaja ka botlalo Aging batteries | Ensure full charge cycle Nahana ka ho fetola betri |
7. Litlhaloso
Technical specifications for the Nilfisk Advance SC450 Walk-Behind Automatic Scrubber:
| Sebopeho | Boleng |
|---|---|
| Mohlala | SC450 |
| Moetsi | Nilfisk Advance |
| Moqtage | 24 V |
| Brush Motor Power | 480 W |
| Vacuum Motor Power | 330 W |
| Scrubbing Width | 20 in (50.8cm) |
| Bophara ba Squeegee | 30 in (76.2cm) |
| Tharollo Tanka Matla | 10.5 gal (39.75 L) |
| Bokhoni ba Tanka ea ho hlaphoheloa | 11.9 gal (45.05 L) |
| Nako e Phahameng ea ho Matha | 140 mets |
| Lebelo la borashe | 154 RPM |
| Boemo ba Khatello ea Molumo | 68 dB(A) |
| Boima bo nang le Battery | 285 lb (129.27kg) |
| Litekanyo (L x W x H) | 46.2 ho x 22 ho x 38.6 ho (117.35 cm x 55.88 cm x 98.04 cm) |
| Max. Lebelo | 3 mph (4.83 kph) |
| Sehlopha sa Tšireletso ea IP | IPX4 |
| Sehlopha sa Insulation | I |
| Battery Compartment Size (L x W x H) | 13.7 x 13.7 x 11.8 in (34.80 cm x 34.80 cm x 29.97 cm) |
| Keletso ea Bokaholimo | Hard Floors, Carpets |
| Kenyellelitsoe Likaroloana | (1) Pad Holder, (2) 105 Ah Wet Battery, (1) Splash Guard, Battery Charger |
8. Tiisetso le Tšehetso
For warranty information, please refer to the documentation provided with your purchase or contact your authorized Nilfisk Advance dealer. For technical support or service inquiries, please contact your local Nilfisk Advance service center or the dealer from whom the product was purchased.