National Mower HYD70OM-8/99, HY70OM-8/992 owner manual Specifications

3—SPECIFICATIONS

3.1—ENGINESPECIFICATIONS

TYPE: Twin Cylinder, Air Cooled

ENGINE MODEL: Briggs & Stratton Vanguard

HORSEPOWER: 11.9 kw (16 hp)

COOLING: Ducted air flow

3.2—TRANSMISSION

TRACTIONDRIVE: Direct coupled variable displacement hydraulic pump with high torque wheel motors.

OIL TANK: 18.9 L (5 gallon) capacity

3.3—VEHICLESPECIFICATIONS

FUEL TANK: 18.9 L (5 gallon) capacity

WHEELS AND TIRES:

Front: 20-10 x 8.00 Tubeless Turfmate

Rear: 18-8.50 x 8.00 Tubeless Turfmate TIRE PRESSURE: 10-12 PSI

FRAME: Welded steel construction

MOWING SPEED: 0- 12 K/H (0 - 7.5 MPH)

TRANSPORT SPEED: 12 K/H (7.5 MPH)

REVERSE SPEED: 3 K/H (2 MPH)

CONTROLS:

Foot operated traction pedal for forward and reverse.

Hand operated choke and throttle levers.

Foot operated hydraulic lift with auto start/stop feature.

Hand operated reel engagement lever. Free-wheeling valve.

3.4—BATTERY

TYPE: Group U1 Type GT

NOMINAL VOLTAGE: 12V

DIMENSIONS: L: 7-3/4”(19.68 cm) x W: 5-3/16” (13.17 cm) x H: 7-5/16”(18.5 cm)

3.5—MOWERSPECIFICATIONS

NUMBER AND SIZE: 3 – 25" Reels

REEL DIAMETER: 7" (17.8 cm)

BEARINGS: Timken Tapered Roller

BLADES: Six Alloy Steel Blades

HEIGHT OF CUT: Adjustable: 1/2” to 2" (1.3 cm to 5.08 cm)

OVERALL CUTTING WIDTH: 70" (177.8 cm)

HEIGHT ADJUSTMENT: Roller Screw Adjustment

BEDKNIFE ADJUSTMENT: Screw adjustment of reel to bedknife.

REEL FLOATATION: Front and Rear Roller with Cutting

Unit Center-line Pivot.

3.6—WEIGHT & DIMENSIONS

OVERALL LENGTH: 86-3/8" (219.4 cm)

OVERALL HEIGHT: 44-3/4" (113.6 cm)

WHEEL BASE: 50-3/4" (128.9 cm)

WHEEL TREAD WIDTH: 45" (114.3 cm) (center of tires)

OVERALL WHEEL WIDTH: 55" (139.7 cm)

OVERALL WIDTH: 75" (190.5 cm)

WORKING WEIGHT: 1, 085 lbs. (492 kg)

3.7—LUBRICANTS

ENGINE OIL:

Use high-quality detergent oil API (American Petroleum Institute) service class SF. Select the viscosity based on the air temperature at the time of operation as shown in the table.

Recommended SAE Oil Viscosity Grades

HYDRAULIC SYSTEM OIL:

Use ISO GRADE 100 (SAE 30W) Hydraulic Oil

6 HY70OM-8/99