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MAINTENANCE/SERVICE
Header Drive: Hydraulics
FLOW
CONTROL
Flow control
(A),
located under cab at
header
clutch lever,
provides hydraulic
power
to the
various headers
as
follows:
Auger Header
The flow control supplies the
reel
drive
with
flow
variable from 8 to
16
gallons per minute
(gpm).
NOTE:
In conditions where
very
slow
reel
speed
is required, for
example,
"Grass
Seed Special"
Auger
Header,
control
stem
(B)
(which
is factory
set to
8
gpm) may be
turned clockwise to reduce
flow
below 8
gpm.
Remove
U-shaped clip
to
allow
adjustment
of
stem.
Overload
protection
for
the auger
header
reel
drive
is
provided
by
an internal
relief
valve
in
the
flow
control.
Harvest Header and Multi-Crop Header
Flow control supplies reel
and
conveyor*
drives
with flow
variable from
O
to
8 gallons
per
minute
(gpm)
to
each
circuit.
*
For Harvest
Header,
conveyor
circuit
drives the
drapers.
For Multi-Crop
Header,
conveyor circuit
drives
the
double augers.
For Harvest
Header and
Multi-Crop
Header there
are also
relief
valves
(C) and (D)
at
right
and
left
tractor
legs.
Valve
(C)
at
right leg
provides over-
load protection
for the reel
and
reel
drive.
Valve
(D)
protects the
conveyor
drive.
94
HEADER DRIVE FLOW CONTROL
(AUGER HEADER
-
ONE MOTOR)
HEADER
DRIVE FLOW CONTROL
(HARVEST & MULTI-CROP -TWO MOTORS)
REEL CIRCUIT RELIEF VALVE
(HARVEST HEADER & MULTI-CROP HEADER)
CONVEYOR CIRCUIT RELIEF VALVE
(HARVEST
HEADER & MULTI-CROP HEADER)
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