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Preparing the Disk
from Frontier Hinge Wheel Off Set Disk Harrow DH4317 DH4320 Assembly & Operating Instruction Manual(5RPMA
Attaching and Detaching
Attaching And Detaching
Attaching Disk To Tr Actor
CAUTION: Prevent serious injury or death to you or others caused by unexpected movement of the machine. Engage parking brake and/or place transmission in PARK, shut off engine, and remove key before working around hitch.
1. Back tractor into position. Raise or lower harrow drawbar to tractor drawbar using jack stand.
2. Attach drawbar clevis to tractor drawbar. Secure drawbar pin with spring strap or hex nut.
3. Remove jack stand from hitch point on side of drawbar and install in storage position.
Attaching Safety Chain To Tractor
CAUTION: A safety chain will help control drawn equipment should it accidentally separate from the drawbar.
Using the appropriate adapter parts, attach the chain to the tractor drawbar support or other specified anchor location. Provide only enough slack in the chain to permit turning. See your Frontier dealer for a chain with a strength rating equal to or greater than the gross weight of the towed machine. Do not use safety chain alone for towing.
Attaching and Detaching
Attaching Hydraulic Hoses


CAUTION: Shut off tractor engine, work levers back and forth to relieve system of pressure.

CAUTION: Escaping fluid under pressure can penetrate the skin causing serious injury. Avoid the hazard by relieving pressure before disconnecting hydraulic or other lines. Tighten all the connections before applying pressure. Search for leaks with a piece of cardboard. Protect hands and body from highpressure fluids.
If an accident occurs, see a doctor immediately. Any fluid injected into the skin must be surgically removed within a few hours or gangrene may result. Doctors unfamiliar with this type of injury should reference a knowledgeable medical source.
Attaching Warning L Ight Plug
Attaching and Detaching
Detaching Disk From Tractor
1. Lower disk completely to the ground with remote cylinder operating lever before unhitching from the tractor, or if disk is to be unhitched in raised position, be sure disk gangs are parallel, the transport lockups are installed and disk is on a firm and level surface.

2. Remove quick-lock pin and L-pin from tongue jack. Install jack in vertical position with handle up. Reinstall L-pin and quick-lock pin.
3. Remove weight from drawbar by cranking jack handle clockwise.
4. Disconnect warning light plug from tractor.
CAUTION: To avoid injury from escaping hydraulic oil under pressure, relieve pressure in the system by shutting off tractor and moving remote cylinder operating levers in both directions before attaching hoses to or detaching hoses from the breakaway couplers.

5. Remove hydraulic hoses (A) from tractor outlets and cover receptacles. Install dust covers over hose ends.
6. Disconnect safety chain from tractor.
7. Remove tractor drawbar pin and drive tractor forward.