Scrub head type: disc (L17, S20, L20), cylindrical, orbital (BOOST)
Working width: 17 in (43.1 cm) (L17), 20 in (50.8 cm) (S20, L20, cylindrical, BOOST)
Drive type: power traction (L17, L20, cylindrical, BOOST), drive assist (S20)
Working voltage: 24 V DC
Standard batteries: 12V 130Ah @ 20h rating (wet) (2) / 12V 145Ah @ 20h rating (AGM) (2)
Battery protection system: Low voltage cut-off of brush and solution
Vacuum motor power, 2-stage: 0.5 hp
Solution & recovery tank capacity: 14.5gal
Solution flow: 0 - 0.63 gpm (2.4 Lpm) (L17, S20, L20, cylindrical), 0 - 0.3 gpm (1.1 Lpm) (BOOST)
Brush motor power: 0.7 hp (480 W) (L17, S20, L20), 0.4 hp (300 W) (2) (cylindrical), 0.75 hp (560 W) (BOOST)
Brush pressure: 40 & 90lb (18.1 & 40.8 kg) (L17, S20, L20), 58.4lb (26.5 kg) (cylindrical), 40 & 75lb (18.1 & 34 kg) (BOOST)
Disc, pad, brush sizes: 17 in (43.1 cm) (L17), 20 in (50.8 cm) (S20, L20), 4 x 19 in (10.2 x 48.3 cm) (2) (cylindrical), 14 x 20 in (35.6 x 50.8 cm) (BOOST)
Brush speed: 153 RPM (L17, S20, L20), 570 RPM (cylindrical), 2,250 RPM (BOOST)
Sound level: 65.8 dB A
Onboard charger: Standard
Dimensions length x width x height: 52 x 29 x 42 in (132.1 x 73.7 x 106.7 cm) (L17, S20, L20), 49 x 29 x 42 in (124.5 x 73.7 x 106.7 cm) (cylindrical), 51 x 29 x 42 in (129.5 x 73.7 x 106.7 cm) (BOOST)
Width (without squeegee): 21 in (53.3 cm) (L17, S20, L20), 22 in (55.9 cm) (cylindrical), 20 in (50.8 cm) (BOOST)
Squeegee Width: 29.9 in (75.9 cm)
Agency Approval: cETLus
Warranty: Roto-mold Body - 8 Years, Parts - 5 Years, Labor - 2 Year, Batteries - 18 months prorated (180 days unconditional)
Clarke (Alto) FOCUS II BOOST L20 Parts and Support
The Clarke Focus II is a battery-powered, walk-behind compact autoscrubber. Both the battery compartment and recovery tank provide easy access for maintenance and cleaning. The Focus II is offered in 5 models, including orbital, cylindrical, and three different disc options. The onboard battery charger allows you to charge at any available electrical outlet.
Scrub head type: disc (L17, S20, L20), cylindrical, orbital (BOOST)
Working width: 17 in (43.1 cm) (L17), 20 in (50.8 cm) (S20, L20, cylindrical, BOOST)
Drive type: power traction (L17, L20, cylindrical, BOOST), drive assist (S20)
Working voltage: 24 V DC
Standard batteries: 12V 130Ah @ 20h rating (wet) (2) / 12V 145Ah @ 20h rating (AGM) (2)
Battery protection system: Low voltage cut-off of brush and solution
Vacuum motor power, 2-stage: 0.5 hp
Solution & recovery tank capacity: 14.5gal
Solution flow: 0 - 0.63 gpm (2.4 Lpm) (L17, S20, L20, cylindrical), 0 - 0.3 gpm (1.1 Lpm) (BOOST)
Brush motor power: 0.7 hp (480 W) (L17, S20, L20), 0.4 hp (300 W) (2) (cylindrical), 0.75 hp (560 W) (BOOST)
Brush pressure: 40 & 90lb (18.1 & 40.8 kg) (L17, S20, L20), 58.4lb (26.5 kg) (cylindrical), 40 & 75lb (18.1 & 34 kg) (BOOST)
Disc, pad, brush sizes: 17 in (43.1 cm) (L17), 20 in (50.8 cm) (S20, L20), 4 x 19 in (10.2 x 48.3 cm) (2) (cylindrical), 14 x 20 in (35.6 x 50.8 cm) (BOOST)
Brush speed: 153 RPM (L17, S20, L20), 570 RPM (cylindrical), 2,250 RPM (BOOST)
Sound level: 65.8 dB A
Onboard charger: Standard
Dimensions length x width x height: 52 x 29 x 42 in (132.1 x 73.7 x 106.7 cm) (L17, S20, L20), 49 x 29 x 42 in (124.5 x 73.7 x 106.7 cm) (cylindrical), 51 x 29 x 42 in (129.5 x 73.7 x 106.7 cm) (BOOST)
Width (without squeegee): 21 in (53.3 cm) (L17, S20, L20), 22 in (55.9 cm) (cylindrical), 20 in (50.8 cm) (BOOST)
Squeegee Width: 29.9 in (75.9 cm)
Agency Approval: cETLus
Warranty: Roto-mold Body - 8 Years, Parts - 5 Years, Labor - 2 Year, Batteries - 18 months prorated (180 days unconditional)
Scrub head type: disc (L17, S20, L20), cylindrical, orbital (BOOST)
Working width: 17 in (43.1 cm) (L17), 20 in (50.8 cm) (S20, L20, cylindrical, BOOST)
Drive type: power traction (L17, L20, cylindrical, BOOST), drive assist (S20)
Working voltage: 24 V DC
Standard batteries: 12V 130Ah @ 20h rating (wet) (2) / 12V 145Ah @ 20h rating (AGM) (2)
Battery protection system: Low voltage cut-off of brush and solution
Vacuum motor power, 2-stage: 0.5 hp
Solution & recovery tank capacity: 14.5gal
Solution flow: 0 - 0.63 gpm (2.4 Lpm) (L17, S20, L20, cylindrical), 0 - 0.3 gpm (1.1 Lpm) (BOOST)
Brush motor power: 0.7 hp (480 W) (L17, S20, L20), 0.4 hp (300 W) (2) (cylindrical), 0.75 hp (560 W) (BOOST)
Brush pressure: 40 & 90lb (18.1 & 40.8 kg) (L17, S20, L20), 58.4lb (26.5 kg) (cylindrical), 40 & 75lb (18.1 & 34 kg) (BOOST)
Disc, pad, brush sizes: 17 in (43.1 cm) (L17), 20 in (50.8 cm) (S20, L20), 4 x 19 in (10.2 x 48.3 cm) (2) (cylindrical), 14 x 20 in (35.6 x 50.8 cm) (BOOST)
Brush speed: 153 RPM (L17, S20, L20), 570 RPM (cylindrical), 2,250 RPM (BOOST)
Sound level: 65.8 dB A
Onboard charger: Standard
Dimensions length x width x height: 52 x 29 x 42 in (132.1 x 73.7 x 106.7 cm) (L17, S20, L20), 49 x 29 x 42 in (124.5 x 73.7 x 106.7 cm) (cylindrical), 51 x 29 x 42 in (129.5 x 73.7 x 106.7 cm) (BOOST)
Width (without squeegee): 21 in (53.3 cm) (L17, S20, L20), 22 in (55.9 cm) (cylindrical), 20 in (50.8 cm) (BOOST)
Squeegee Width: 29.9 in (75.9 cm)
Agency Approval: cETLus
Warranty: Roto-mold Body - 8 Years, Parts - 5 Years, Labor - 2 Year, Batteries - 18 months prorated (180 days unconditional)
Parts
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Diagrams
- View all diagrams
- - Frequently Replaced Parts
- - Batteries
- - Chargers
- - Pad Holders
- - Pads
- -Know Your Machine
- -Simplified Electrical System
- -Simplified Recovery System
- -Simplified Solution System
- Batteries, Brushes, and Charger
- Chassis Assembly
- Chemical Mixing Assembly
- Control Panel Assembly
- Deck Assembly
- Electrical Components Assembly
- Handle Assembly
- Recovery Tank Assembly
- Solution System
- Solution Tank Assembly
- Squeegee Assembly
- Wheel Assembly
- Wiring Diagram - Drive Model
- Wiring Diagram - Non-Drive Model
Manuals
Bulletins
- IS56090309 - Squeegee Blade kit Installation
- IS9097159000 - Chemical System kit Installation
- IS9097731000 - Cage Float Holder Installation
- IS9098672000 - Squeegee Cable Installation
- Onboard battery charger failures
- TSB-CL-101-08 - Water Inside Brush Motor
- TSB-FC-2013-111 - New Drain Hose
- TSB-FC-2013-126 - Loose On-Board Charger Connection
- TSB-FC-2014-031 - Squeegee Bracket Breaks Upon Impact
- TSB-FC-2015-049 - New Hour Counter Option
- TSBCL2010-12 - Plate, Shield, and Isolator Replacement
- TSBCL2010-13-1 - Reduced Run Time
- TSBCL2010-21 - New Upper Isolator
- TSBCL2010-24 - Squeegee Vacuum Hose kit
- TSBCL2010-27 - Squeegee Cable Kit
- TSBCL2010-30 - Improved Battery Connector
- TSBCL2010-31 - Optional Castor Kit
- TSBCL2011-0015 - Caster Wheel Change
- TSBCL2012-0004 - Drive Plate Failure
- TSBIT2012-091 - Disc Improvement
- TSBIT2012-092 - Drive Controller Replacement
- TSBIT2012-093 - New Squeegee Hose
Repair Guides
- REPLACING THE FWD/REV SWITCH
- REPLACING THE FWD/REV SWITCH
- Replacing the Squeegee Blades
- Replacing the Vac Motor
- Cleaning and Replacing the Solultion Filter
- CLEANING AND REPLACING THE SOLUTION FILTER