New Holland H8000 Series - Manual (Page 3)

New Holland
Discbine
®
Disc Header Specifications
720HD 750HD 750HD Specialty 770HD
Page 3 of 5
MODEL 720HD 750HD 750HD SPECIALTY 770HD
WINDROWER MODEL H8060/H8080 H8060/H8080 H8060/H8080 H8080
Header drive........................................................................................Hydrostatically driven header with dual hydraulic header drive motors........................................................
Cutting width, ft. in. (m)
13' (3.96) 15' 4" (4.7) 15' 4" (4.7) 17' 11" (5.45)
Overall width, ft. in. (m) 13' 3" (4.04) 15' 6" (4.75) 15' 6" (4.75) 18' 1" (5.51)
Weight, lbs. (kg) 3010 (1365) 4680 (2123) 3305 (1499) 4890 (2218)
MODULAR DISC CUTTERBAR
Number of discs
10 12 12 14
Maximum disc speed, rpm.....................................................................................................................3000............................................................................................................
Number of reversible,
swing-away knives 20 (2 per disc) 24 (2 per disc) 24 (2 per disc) 28 (2 per disc)
Knife tip speed, mph (kph) 187 (301) 187 (301) 187 (301) 187 (301)
Flotation ....................................................................................................................Hydraulic adjustment from windrower cab..............................................................................
Cutting angle and height..............................................................Standard hydraulic control, from 2 to 12 degrees (minimum: 0.6 in. [15 mm]).................................................
with standard skid shoes*
Transport height—
bottom of skid shoes, in. (mm) 24.5 (622) 29.6 (754) 29.6 (754) 29.6 (754)
Hood liner.................................................................................................................High density, impact-resistant polyethylene .............................................................................
CONDITIONER
Type
Chevron-design, intermeshing Chevron-design, intermeshing NA Chevron-design, intermeshing
molded rubber rolls molded rubber rolls molded rubber rolls
Length, in. (m) 102 (2.6) 102 (2.6) NA 102 (2.6)
Roll speed, rpm 920 923 NA 923
Roll pressure Torsion-bar roll pressure system Torsion-bar roll pressure system NA Torsion-bar roll pressure system
adjusts with a single crank, adjusts with a single crank, adjusts with a single crank,
rolls separate automatically rolls separate automatically rolls separate automatically
“on the go” to allow thick “on the go” to allow thick “on the go” to allow thick
material to pass material to pass material to pass
Roll gap Adjustable stop-bolt Adjustable stop-bolt NA Adjustable stop-bolt
Windrow/swath width, in. (mm) 38–96 (965–2438) 38–96 (965–2438) 60 (1524), 83 (2108) 38–96 (965–2438)
or 100 (2540)
AUGER
Type
NA Floating Floating Floating
Maximum diameter, in. (mm) NA 20 (508) 20 (508) 20 (508)
Flighting depth, in. (mm) NA 5 (127) Tapered, 7 (178) to 1 (25) 7 (178)
*with 18.4 x 26 tires **with 23.1 x 26 tires
OPTIONS (field-installed):
• Crop dividers
• High-contact chevron conditioning rolls
• High stubble kit
• Corner marker kit
• Slatted-steel conditioning bundle
• Gauge wheels
• Push bar
• Closure kit