Working Width: 28 in (71 cm)
Brush size: 14 x 28 in (35.6 x 71 cm) (2)
Brush motor power: 0.75 hp (0.56 kW) (2)
Brush motor speed: 2250 rpm
Brush downward pressure, first setting: 65lbs (29.5 kg)
Brush downward pressure, second setting: 125lbs (56.7 kg)
Squeegee width: 35 in (89 cm)
Vacuum motor power: 0.75 hp (0.55 kW)
Vacuum stages: 3-stage
Solution tank capacity: 23gal (87L)
Recovery tank capacity: 23gal (87L)
Solution flow, up to: 0.65gpm (2.5L/min)
Solution flow, normal boost scrubbing: 0.12gpm (0.45L/min)
Propel motor power: 0.44 hp (0.33 kW)
Speed, forward (variable): 3 mph (4.8 km/h)
Speed, reverse (variable): 2 mph (3.2 km/h)
Sound level: 63 dB(A)
Dimensions, Length x Width x Height: 60.5 x 28.8 x 44 in (154 x 73 x 112 cm)
Weight with batteries: 794lbs (360.2 kg)
Clarke (Alto) BOOST 28 Parts and Support
The Clarke BOOST 28 is a battery-powered, walk-behind autoscrubber. Built in battery charger allows the BOOST 28 to charge from any convenient outlet. The BOOST technology saves between 50% and 70% of the water and cleaning solution used in traditional machines. The durable design ensures the BOOST 28 stands up to regular use.
Working Width: 28 in (71 cm)
Brush size: 14 x 28 in (35.6 x 71 cm) (2)
Brush motor power: 0.75 hp (0.56 kW) (2)
Brush motor speed: 2250 rpm
Brush downward pressure, first setting: 65lbs (29.5 kg)
Brush downward pressure, second setting: 125lbs (56.7 kg)
Squeegee width: 35 in (89 cm)
Vacuum motor power: 0.75 hp (0.55 kW)
Vacuum stages: 3-stage
Solution tank capacity: 23gal (87L)
Recovery tank capacity: 23gal (87L)
Solution flow, up to: 0.65gpm (2.5L/min)
Solution flow, normal boost scrubbing: 0.12gpm (0.45L/min)
Propel motor power: 0.44 hp (0.33 kW)
Speed, forward (variable): 3 mph (4.8 km/h)
Speed, reverse (variable): 2 mph (3.2 km/h)
Sound level: 63 dB(A)
Dimensions, Length x Width x Height: 60.5 x 28.8 x 44 in (154 x 73 x 112 cm)
Weight with batteries: 794lbs (360.2 kg)
Working Width: 28 in (71 cm)
Brush size: 14 x 28 in (35.6 x 71 cm) (2)
Brush motor power: 0.75 hp (0.56 kW) (2)
Brush motor speed: 2250 rpm
Brush downward pressure, first setting: 65lbs (29.5 kg)
Brush downward pressure, second setting: 125lbs (56.7 kg)
Squeegee width: 35 in (89 cm)
Vacuum motor power: 0.75 hp (0.55 kW)
Vacuum stages: 3-stage
Solution tank capacity: 23gal (87L)
Recovery tank capacity: 23gal (87L)
Solution flow, up to: 0.65gpm (2.5L/min)
Solution flow, normal boost scrubbing: 0.12gpm (0.45L/min)
Propel motor power: 0.44 hp (0.33 kW)
Speed, forward (variable): 3 mph (4.8 km/h)
Speed, reverse (variable): 2 mph (3.2 km/h)
Sound level: 63 dB(A)
Dimensions, Length x Width x Height: 60.5 x 28.8 x 44 in (154 x 73 x 112 cm)
Weight with batteries: 794lbs (360.2 kg)
Parts
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Diagrams
- View all diagrams
- - Batteries
- - Batteries, Brushes, and Chargers
- - Chargers
- - Commonly Asked For Parts
- - Pad Holders
- - Pads
- Body Assembly
- Brake Assembly - Optional
- Brush Head Assembly
- Control Panel Assembly
- Frame Assembly
- Rear Panel Assembly
- Recovery Tank Assembly
- Remote Battery Charger Assembly
- Solution Tank Assembly
- Squeegee Assembly
- Squeegee Lift Assembly
- Wiring Diagram
Manuals
Bulletins
- TSB-CL-017-05 - Control Board Failures
- TSB-CL-019-06 - Solution Drip Tube Cleanout End Caps Come Off
- TSB-CL-101-08 - Water Inside Brush Motor
- TSBCL2010-12 - Plate, Shield, and Isolator Replacement
- TSBCL2011-0014 - Boost Deck Noise
- TSBCL2012-0004 - Drive Plate Failure