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A-To Tractor Quick-Coupler Ports
B-Twine Arm Cylinder (if equipped)
C-Tensioning Valve (Early Model)

D-Take-Up Arm Cylinder
E-Bale Ramp Regulator Valve (optional)
F-Tension/Gate Cylinders (2 used)
G-Bale Ramp Cylinder (optional)

H-Quick-Coupler
I-Quick-Coupler
J-Gate Lock Valve
K-Pickup Lift Cylinder (optional)

L-Flow Valve (if equipped)
M-Orifice (stamped 351)
N-Orifice (stamped 361)
O-Tensioning Valve (Later Model)

Hydraulic system for the balers use the following major components:

• Tensioning valve (C or O)-Used to direct oil flow, check flow, and limit hydraulic pressures.
• Tension/gate ( double-acting ) cylinders (F)-Used to raise and lower the gate and to control bale tensioning.
• Take-up ( single-acting ) cylinder (D)-Used to provide proper sequencing between the tension arm

and gate opening. Also, it help control belt slack during gate closing to avoid belt pinching.
• If equipped, twine arm ( double-acting ) cylinder (B)-Used to actuate twine arms to wrap bale.
• Optional pickup lift ( double-acting ) cylinder (K)-Used to raise and lower pickup using tractor SCV.
• Optional bale ramp ( double-acting ) cylinder (G)-Used to automatically lower/raise bale ramp when gate is opened fully.

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