4
Introduction
MAN1289 (10/18/2009)
SPECIFICATIONS
GENERAL INFORMATION
Some illustrations in this manual show the
equipment with safety shields removed to provide
a better view. This equipment should never be
operated with any necessary safety shielding
removed.
The purpose of this manual is to assist you in operating
and maintaining your cutter. Read it carefully. It fur-
nishes information and instructions that will help you
achieve years of dependable performance. These
instructions have been compiled from extensive field
experience and engineering data. Some information
may be general in nature due to unknown and varying
operating conditions. However, through experience
and these instructions, you should be able to develop
procedures suitable to your particular situation.
The illustrations and data used in this manual were cur-
rent at the time of printing, but due to possible inline
production changes, your machine may vary slightly in
detail. We reserve the right to redesign and change the
machines as may be necessary without notification.
Throughout this manual, references are made to right
and left directions. These are determined by standing
behind the equipment, facing the direction of forward
travel. Blade rotation is counterclockwise as viewed
from the top of the cutter.
BB48.30
BB60.30
BB72.30
BB84.40
Cutting Width
48"
60"
72"
84"
Overall Width
55"
67"
79"
91"
Maximum Overall Length
86"
99"
111"
124"
Weight (Approximate w/ chain shield)
635 lbs
728 lbs
882 lbs
1132 lbs
Cutting Height
1" - 9"
2" - 12"
Blade Spindle
1
Number of Blades
2
Blades
Heat Treated Alloy Steel
Blade Rotation
CCW
Blade Tip Speed (feet per minute)
13,000
14,335
14,963
15,086
Gearbox Ratio
1:1.92
1:1.69
1:1.47
1:1.26
Gearbox Oil Type
80-90W EP Gear Lube
Gearbox Oil Capacity
1.5 qt
1.5 qt
1.5 qt
1.9 qt
Recommended Tractor HP
15 - 50
25 - 50
30 - 90
35 - 150
Tractor PTO RPM
540
3-Point Hitch Category
1
1 & 2
Universal Drive Category
3
4
Side Frame Thickness
10 GA
Tailwheel
4" x 16"
5" x 16"
WARNING