7
Specifications
Note: Specifications and design subject to change without notice.
General Specifications
Engine
Onan, 4 cycle, opposed twin, air cooled, 24 hp @ 3600 RPM, 60 cu. in (983 cc)
displacement. Electric start. Heavy duty valve package. Extended service air
cleaner. 3 quart oil capacity. Solid state ignition. Meets California Exhaust Emission
Standard for 1995 Lawn and Garden Equipment.
Clutches
Electromagnetic, dual groove belt drive for water pump and driveshaft flange
brake/clutch for main valve gearbox.
Electrical
12 volt system with 20 amp circuit breaker protection. Relays for all high current
switching. Electronic controller and sensors for automatic startup and shutdown
sequence of water injection system. Group 28 battery with 525 cold crank amps.
Traction Drive
Closed loop hydrostatic drive consisting of Sundstrand variable volume pump and
Parker low speed, high torque wheel motor mounted to steering fork. Hydraulic
system contains 5 quarts with 25 micron suction line filter and gearbox reservoir.
Tires/Wheels
Three, smooth tread 2 ply, 18 x 9.50-8,pneumatic tubeless, tires. Demountable
drop center steel wheels with 4 lug nuts mounted to tapered roller bearing hubs on
transport arms and brake hub on wheel motor. All are interchangeable.
Brake
Drum and shoe-type parking brake mounted to wheel motor. Holds unit on a 30%
grade.
Transport Lift
12 volt Warner Electric linear screw actuator with 6 inch stroke. Raises and lowers
lift arm/transport tires and activates hole spacing control.
Fuel Capacity 10.5 gallons gasoline
Ground Speed
Aerating: 0–2 MPH (both directions)
Transport: 0–4 MPH (both directions)
Aeration Width 33 inches with 11 nozzles on 3 inch centers
Aeration Depth 4 to 6 inches depending on turf conditions and nozzle configuration
Hole Pattern
Variable from 1-1/2 to 6 in. spacing in the direction of travel, and 3 or 6 in.
increments in width
Controls
Engine Panel
Throttle, choke, spray wash control, hour meter, water pressure gauge, spacing
control lever, key switch, and circuit breaker reset button
Steering Tiller Panel
Traction bail, water system engage and disengage buttons, transport/aerate lift
toggle switch, and parking brake with buzzer alarm.
Electronic Control Module
Solid state potted device for sequencing start and stop of water system. Interlocks
for water pressure, transport lift, and traction neutral.
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