When it comes to heavy-duty, high-efficiency street sweeping, no product stands out more than the Schwarze® A7 Tornado™. For over 20 years, this regenerative air street sweeper has been a trusted companion of municipalities and private contractors, delivering exceptional performance and reliability in the United States and worldwide.

With an impressive 8.4 cubic yard hopper capacity, the A7 Tornado™ is not just a machine—it's a testament to Schwarze Industries' commitment to quality, innovation, and excellence. This isn't just any regular street sweeper; it's the most popular model in the Schwarze lineup. Why? It's designed with the user in mind, featuring standard high-flow, saw tooth screens, a high-efficiency whisper wheel blower, and a proven blast orifice pickup head. These thoughtful details make the Schwarze A7 Tornado™ the standard of the sweeping industry.

But what truly sets the A7 Tornado™ apart is its patent-pending single-engine configuration. It is designed to operate just like the twin-engine model and requires little to no additional operator or technician training. Yet, despite being a single-engine version, there's no compromise on performance. Whether it's for routine street sweeping or heavy-duty tasks like construction clean-up, the A7 Tornado™ delivers the same sweep power as its twin-engine counterpart.

More than just a tool, the Schwarze® A7 Tornado™ is a solution to your street-sweeping needs. It symbolizes Schwarze Industries' dedication to providing superior products that meet and exceed customer expectations. So why settle for less when you can have the best? Experience the unparalleled cleaning ability of the A7 Tornado™ and see the Schwarze difference for yourself.

Trust Schwarze Industries for reliable, high-quality street-sweeping solutions. After all, we're the people you know with the products you trust.

Specifications

Chassis

• Make: Mounts on various chassis to meet requirements
• Length: 225 in (5,715 mm) to 275 in (6,985 mm)
• Width: 96 in (2,438 mm)
• Steering: Left side; Dual steering optional
• Fuel: Diesel; CNG
• Lighting: Rear beacon light standard; Barlight, strobe lights & arrow board optional
• Accessories: Backup camera; Spare tire & wheel covers optional

Debris Pickup System

• Technology: Regenerative Air
• Type: Sweeping head with dual chambered full-width adjustable blast orifice & suction
• Width without brooms: 90 in (2,286 mm)
• Width with one broom: 117 in (2,972 mm)
• Max. width: 144 in (3,658 mm)
• Surface area: 3,240 sq in (20,903 sq cm)
• Construction: 10 gauge abrasion-resistant steel with rubber seal flaps
• Skids/Dirt Shoes: Double wide tungsten carbide skids
• Opposite Direction: Forward & reverse
• Suspension Head/Main Broom: 4 adjustable springs
• Control: Hydraulic raise & lower
• Hopper Connection: Two 14 in (355.6 mm), 3/8 in (9.5 mm) wire-reinforced molded rubber hoses
• Cleaning Assist: Optional Deluge with 2 1/2 Hose equipped with a camlock coupler
• Optional Configuration: Spring or power 8 catch basin cleaning hand hose with optional pendant control; Front mounted FOD magnet bar

Standard Sweeper Engine (Twin Engine Only)

• Make: John Deere 4045T Tier 4 Final
• Type: 4-cylinder turbo-charged diesel
• Displacement: 275 cu in. (4.5 L)
• Horsepower: 134 hp (100 kw) @ 2400 rpm
• Torque: 398 ft lb (540 Nm) @1600 rpm
• Air Cleaner: Centrifugal pre cleaner; dry type with safety element & restriction indicator
• Oil Filter: Full-flow spin-on
• Stroke: 5 in (127 mm)
• Bore: 4.20 in (106 mm)
• Safety Shutdown: Three-point automatic
• Throttle Control: Electronic
• Protection: Integrated shroud with sound-deadening material
• Optional Engine: Cummins QSB 3.8, 130 hp

Control System

• Controls: Flat panel display; rocker switch banks; Hopper control joystick; On swivel stand
• Instrumentation: Flat panel display; Tachometer; Hourmeter; Voltmeter; Temperature gauge; Oil pressure gauge; Warning icons
• Voltage: 12 V
• Alternator: 90 amp
• Circuit Breakers: Blade fuse

Hydraulic System

• Type: Dual output 2 section
• Pump Capacity: 8 gpm (30 lpm) @ 1800 rpm (30 lpm) per section for 16 gpm total
• Drive: Direct gear
• Max Pressure: 2750 psi (190 bar)
• Reservoir: 25 gal (94 L)
• Filter: 10 micron; spin on
• Suction Strainer: 100 mesh
• Protection: Pressure relief valve
• Controls: Electro-hydraulic

Fan System

• Type: Closed-face radial Whisperwheel
• Drive: Direct via 5 groove; banded power v-belt
• Construction: Hardox steel
• Balance: Less than 1.5 grams on 2 sides
• Diameter: 32.75 in (832 mm)
• Housing Lining: Bolt-in corded rubber
• Mounting: 2 re-greaseable sealed bearings
• Vacuum Enhancement: Fan leaf bleeder door for heavy/light material with in-cab indicator

Brooms

• Type: Vertical steel digger with power tilt; Gutter Broom Override (GEO) optional
• Location: Right; left; forward of pickup head
• Diameter: 44 in (1,118 mm)
• Drive: Hydraulic
• Suspension: Torque-sensing spring
• Wear Adjustment: Automatic
• Down Pressure: Manual
• Speed: Variable; non-reversing
• Segments: 5 each side; disposable
• Tilt Angle Adjustment: In-cab controls
• Damage Control: Object avoiding lateral flexibility; Water draining
• Visibility: LED work light; 12 dual Parabolic mirrors optional; Up to 3 additional cameras optional; Work Deck optional

Debris Hopper

• Volume Capacity: 8.4 cu yd (6.4 cu m)
• Construction: Carbon; Stainless optional
• Dump Angle: 51 degrees
• Floor Angle: 3 degrees
• Lifting: Twin hydraulic cylinders
• Dump Door: Hydraulic open, close, lock at rear
• Inspection: 1 door on each side, pressure vessel lock, full load alarm
• Dump Height: 40 in (1,016 mm)
• Debris Screens: Sawtooth dropdown; Remote or auto dropdown optional
• Safety: Dual body props; rearview camera; backup alarm; fire extinguisher
• Hopper Options: Deluge with 2 1/2 Hose equipped with a camlock coupler; Dump assist shaker; Hopper drain
• Storage:

Dust Control System

• Type: Dual Electric diaphragm pump with run-dry capable
• Capacity: 250 gallon (946 L) to 615 (2,328 L) gallon
• Tank Construction: Polyethylene
• Filter: 50 mesh; Cleanable
• Fill Diameter: 2.5 in (63.5 mm)
• Fill Hose: 25 ft (7,62 m)
• Controls: Electric; in-cab
• Nozzles: 2 at each side broom; 5 around suction head; 2 inside suction nozzle; 2 at front axle; 2 inside hopper
• Water Level Indicator: In-cab
• Water Pressure: 60 PSI; 2000 PSI High with handgun & hose optional

Backup Hydraulic System

• Type: Gear type; driven by electric motor
• Function: Lower hopper; open/close hopper door; raise brooms and pickup head

Miscellaneous

• Paint: One coat of sealer/primer and two coats of Dupont imron elite polyurethane in standard white color; Special colors or graphics wrap optional