Introduction & Description; Introduction; Description - Bush Hog 3715 Operator's Manual

INTRODUCTION AND DESCRIPTION
Figure 1-1 Major Components
Power Divider Gearbox
Hose Holder Rod
Driveline
Tongue
Self Leveling
Clevis Hitch
Jackstand
(Mount is adjustable to allow vertical po-
sitioning of jackstand - See Fig. 5-8)

1-1 INTRODUCTION

We are pleased to have you as a Bush Hog
customer. Your Model 3715/3710 Flex Wing Rotary
Cutter has been carefully designed to give maximum
service with minimum down time. This manual is pro-
vided to give you the necessary operating and main-
tenance instructions for keeping your rotary cutter in
top operating condition. Please read this manual thor-
oughly. Understand what each control is for and how
to use it. Observe all safety precautions decaled on
the machine and noted throughout the manual for safe
operation of implement. If any assistance or additional
information is needed, contact your authorized Bush
Hog dealer.
All references made in this manual to right, left, front,
rear, top or bottom are as viewed facing the direction
of forward travel with implement properly attached to
tractor.

1-2 DESCRIPTION

The Model 3715 Rotary Cutter (Figure 1-1) consists
of a center unit with two variable position wings to-
gether having a cutting width of 15 feet (4.6m). The
Model 3710 Rotary Cutter consists of a center unit
with one variable position wing together having a cut-
ting width of 10 feet (3m). Wing operating angles and
machine cutting height are independently controlled
using hydraulic cylinders. A self-leveling linkage main-
tains a level cutter at all cutting heights. Power from
the tractor PTO is split at the power divider gearbox
SECTION I
Wing Lift Cylinder
Replaceable
Skid
Safety Decal
Location
NOTE
Height Adjustment Cylinder
Wing Transport
Lock
Discharge Shield
Wing Hinge
and supplied to each of the blade gearboxes. Each
blade gearbox has two free-swinging uplift blades de-
signed to cut grass, corn stalks and brush. Free-
swinging blades reduce the shock of impact when a
stationary object is hit. Slip clutches are installed on
each gearbox for additional protection. Front and rear
discharge shields are included as standard equip-
ment. (Note: Dealer or purchaser may elect to
delete at their option). Machine specifications are
given in Table 1-1
TABLE 1-1 SPECIFICATIONS
Length . . . . . . . . . . . . . . . . . . . . .188 in. (477.5 cm)
Transport Width . . . . . . . . . . . . . . .96 in. (243.8 cm)
Transport Height . . . . . . . . . . . . . . .82 in. (208.3 cm)
Working Width . . . . . . . . . . . . . . .186 in. (472.4 cm)
Cutting Height . . . . . . . . . . . .2-14 in. (5.1 - 35.6 cm)
Cutting Capacity . . . .Through 3-1/2 in. (89 mm) dia.
Blades . . . . . . . . . . . . . . . . . . . . . . . . . . . .1/2 x 4 in.
Blade Overlap . . . . . . . . . . . . . . . . . . .6 in. (15.2 cm)
Blade Tip Speed . . . .16,289 RPM @ 540 PTO RPM
Gearbox Horsepower . . . . . . .Power divider 235 HP
Minimum Required
Tractor Horsepower . . . . . . . . . . . . . . . . . . . . .80 HP
Wing Angles . . . . . . . . . . . . . . . .90° up to 22° down
7
Blade Gearbox
Axle
Spindle Assembly
Driveline Retainer
Replaceable
(12.7 x 101.6 mm) uplift
16,000 RPM @ 1000 PTO RPM
Center & Wing Gearbox 190 HP
Laminated
Tire
Wing Skid