- Model 77C - Seed Drill

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Built for versatility, Haybuster’s 77C (7 feet) and 107C (10 feet) All Purpose drills can be used in no till, minimum till, conventional tillage, reclamation and for pasture rennovation. They are drills for all purposes in a convenient easy to use package. Now with heavy-duty cast linkages for even more durability.

HAYBUSTER ROW OPENER
Built for accuracy & versatility:

  1. Accurate depth control is maintained by the packer wheels and the parallel linkage.
  2. Depth control adjustment
  3. Pressure springs provide from 135 lbs(61.24kg) to 300 lbs (136.08kg) of down pressure to adapt to varying soil conditions.
  4. Optional native grass attachment include an agitator, a large convoluted hose and special seed boot.
  5. Optional drop tube assembly with convoluted hoses.
  6. Optional coulter depth bands help control disc opener depth in soft soil conditions.
  7. The ground drive wheel is now wider assuring accurate seeding in all conditions.


VERSATILITY FOR USE IN A VARIETY OF SEED BED CONDITIONS
Haybuster's grain and grass drills are truly All Purpose drills. They will seed a wide variety of seeds; from warm and cool season grasses and legumes to small grains and soybeans. Up to three different products can be metered simultaneously at different rates (when the optional legume box is attached). Choose your combination: three seeds, or two seeds and dry fertilizer, the combination is up to you. These drills work well in all conditions, conventional, minimum till, no-till as well as pasture rennovation and reclamation projects.

TWO SEED BOXES The 77C
has two seed boxes with individual metering. The Third box (front) is the optional legume box. The three seed boxes provide the flexibility to plant up to three different seeds, or two different seeds and dry fertilizer can be applied at three different rates.

INFINITE RATE ADJUSTMENTS
Rate adjustments are infinite and simple on both the seed boxes and the legume box. New plastic seed cups.

EASY PULL-TYPE TRANSPORT
Narrow transport width Convenient for narrow gates and roads. Single drill transport width same as seeding width. Built-in transport wheels easily pivot 90 degrees to transport position.

WEIGHT
Total 3,600 lbs. (1,632.9 kg)
 
TRANSPORT & WORKING DIMENSIONS
Overall Width 7' 7' (2.31 m)
Height 6' 2' (1.87 m)
Road Clearance 7 in. (17.78 cm)
Length 15' 11' (4.84 m)
 
CHASSIS FEATURES
Front tire type Implement
Front tire size 9.5 x 14 (35.56 cm)
Rear tire type Implement
Rear tire size 7.60 x 15 (38.1 cm)
 
SEED & METERING
Seed Box 12 Bushels (422 liter)
Feed System Infinitely Adjustable Meter
Fertilizer Box 11.5 Bushels (405.25 liter)
Walk Board Size 10 in. x 88 in. (24.5cm x 223.5 cm)
Walk Board Type Steel Safety Grating
Seed/Fertilizer Hose Type Rubber Convoluted
Seed/Fertilizer Hose Size 1-1/4 in. (3.18 cm) ID
 
SEED OPENERS
Seeding Row Spacing 7 in. (17.78 cm)
Seeding Width 84 in. (2.13 m)
Number of Seed Openers 12
Opener Type Coulter-Disc Offset Opener
Coulter Lead Distance 1-1/2 in. (3.81 cm)
Opener Spring Pressure Range 135 lbs. to 300 lbs. (61.24 kg to 136.08 kg)
Opener Travel Range 10 in. (25.4 cm)
Disc Soil Penetration Range Up to 3 in. (7.62 cm)
Coulter Lead Distance 1-1/2 in. (3.81 cm)
Coulter Size 4 mm x 14 in. (4 mm x 35.56 cm) dia.
Disc Size 2.5 mm x 14 in. (2.5 mm x 35.56 cm) dia.
Disc Bearings Heavy Duty - Sealed 3/4 in. (1.90 cm)
Double Row Ball Bearings
 
PACKER WHEELS
Types 2 in. x 15-1/2 in. (5.08 Cm x 39.37 cm) Steel
 
REQUIREMENT FOR OPERATION
Drill Hitch
Horsepower Requirements 35 HP Minimum - Dependent upon terrain and soil conditions
Tractor Weight – Must be of equal or greater weight than that of the drill filled with seed

Base Unit
77C All Purpose Drill with 2 in. x 15-½ in. (50.8 mm x 39.37 cm) Steel Press Wheels
 
Drill Hitches
Select from the following:
Single Drill Hitch Kit with safety chain
Swivel Single Drill Hitch Kit with safety chain
 
Legume box
The legume box attachment features fluted-feed cups which are capable of accurately metering small seeds even at very low rates. The hopper will hold up to 1.5 bushels of seed. The optional legume box drop tube assembly includes 12 drop tubes for each 7 ft (2.13 m) drill section, and separates the legume box from the coulter-disc openers. The legume box drop tube assembly allows for shallow seed placement
 
Native grass attachment
One attachment per each 7 ft (2.13 m) drill section, includes 2 seed box agitators, large seed hoses, seed boots. The native grass attachment is designed for light, fluffy seeds. The native grass attachment places the seed shallow in front of the packer wheel.
 
Single Bottom Agitator
Keeps seeds from bridging in the seed box.
 
Ballast barrels (mounts)
This option is used to add weight to the machine for aid in coulter penetration of hard ground.

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