Ashland EHDW-3620-14 User manual

INSTRUCTION MANUAL
HDW3217-18
EHDW3620-14
HDW & EHDW
FRAME MODELS

IDENTIFICATION

INTRODUCTION
Ashland Industries HDW3217-18
EHDW3620-14 1
ASHLAND INDUSTRIES disc harrows are designed to work in any kind of soil with excellent
application, mainly in newly cleared areas, in the heavy sugar cane renewal, pasture recovery,
construction of highways or in the simple primary soil tillage for annual and perennial crops,
disaggregating and incorporating stubbles to greater depths.
The heavy-duty structure with proper dimensioning is made of bent steel plates joined by a
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concentrations.
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tires and hydraulic cylinder, which allows long-distance transportation. The wheel-set system
also activates the operation by the fast and precise working depth control as well as facilitates
the accomplishment of maneuvers during the service.
This instruction manual contains the necessary information for the best performance of these
harrows. The operator must carefully read the entire manual before working with the equip-
ment. Also, read and understand the safety recommendations.

2
TABLE OF CONTENTS
TO THE OWNER 3
TO THE OPERATOR 4 - 8
Working Safely 4
Truck or Trailer Transportation 7
Safety Stickers 8
DATA SHEET 9
COMPONENTS 10
ASSEMBLY 11-22
Using the Set of Wrenches / Disc Gangs Assembly 11
Assembly of Bearings and Spacer Spools 12
Disc Gangs Assembly Sequence 13-14
Assembly of the Disc Gangs on the Frame 15
Scraper Assembly 16
Assembling the Disc Carrier to the Frame / Tire Assembly 17
Wheel-set Bearings Adjustment 18
Drawbar Assembly 19
Hose Assembly 20
Hydraulic Circuit - HDW3217-18 & EHDW3620-14 21
SET-UP INSTRUCTIONS 22-24
Preparing the Tractor / Preparing the Harrow / Hitching to the Tractor 22
Important Recommendations 23
Cutting Depth - Opening the Disc Gangs 24
ADJUSTMENTS & OPERATIONS 25-30
Tractor Position Related to the Previous Pass - Lateral Displacement 25
Drawbar Angles 26
Ways to Start the Harrowing 27
Correct Way for Harrowing 28
Troubleshooting 29
Operations - Important Points 30
MAINTENANCE 31-34
Lubrication 31
Lubrication Points 32
Harrow Maintenance / Maintenance Precautions 33
Lifting Points 34
TORQUE TABLE 35
IMPORTANT 36
HDW3217-18
EHDW3620-14
Ashland Industries

3
TO THE OWNER
The acquisition of any ASHLAND INDUSTRIES product assures to the original purchaser, the
following rights:
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• Instruction manual
• Technical assistance by the dealer on equipment delivery
However, the owner must check the condition of the equipment on delivery, as well as know
the warranty terms.
Special attention should be given to the safety recommendations, operation precautions and
maintenance of the equipment.
The instructions in this manual indicate how to get the best performance and allow the opera-
tor to get maximum income, increasing the equipment lifetime.
This manual should be read by operators and maintenance staff.
IMPORTANT
• Only people who own a full knowledge of the tractor and equipment must
operate them
• Ashland Industries is not responsible for any damage caused by accident on
transporting, incorrect utilization or inadequate storage, either by negligence
and/or lack of experience from any person
• Ashland Industries is not responsible for any damage caused by unpredict-
able situations or the incorrect use of the equipment
GENERAL INFORMATION
Right and left hand side indication are made observing the equipment from the rear.
To order any parts or request technical assistance services, it is required to provide the
data contained on the nameplate, which is located on the equipment frame.
NOTE
The warranty shall not be applied to any equipment, or any parts thereof, which has been
altered elsewhere than at the place of manufacture or which the original purchaser there of,
at retail, has used or allowed to be used parts, not made or supplied by Ashland Industries.
Ashland Industries HDW3217-18
EHDW3620-14

4
TO THE OPERATOR
BE CAREFUL WITH THE ENVIRONMENT
Dear User! Respect the environment. Do not throw trash away. This gesture
of goodwill helps to protect our environment.
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soil and can penetrate to the underground layers, compromising nature.
Ecological and conscious disposal of them should be done.
WORKING SAFELY
• Security aspects must be carefully observed to avoid accidents
• This symbol is a warning to prevent accidents
• The instructions under this symbol refers to the safety of the operator
or third parties, therefore they should be carefully read and observed.
These disc harrows are simple to operate, requiring however the basic and
essential cautions to their handling.
Always keep in mind that safety requires constant attention, observation and
prudence during the transportation, maintenance and storage.
Read and understand the information before making any adjustments or
maintenance.
Have extreme caution when operating with the power take-off (PTO). Do not
get closer during operation.
HDW3217-18
EHDW3620-14
Ashland Industries

5
TO THE OPERATOR
Never use your bare hands to check hydraulic leaks, the high pressure can
cause injuries.
Never attempt to change the adjustments, clean or lubricate the equip-
ment when the same is switched on or in movement.
Be careful while driving on slopes. Risk of overturn.
Prevent chemical products (i.e.: fertilizers, treated seeds) from making any
contact with your skin or clothes.
Keep access and work places clean or free from oil and grease. Risk of
accidents.
Never transport the equipment on highways or paved roads during the
night. Prevent tractor wheels from touching the drawbar in sharp turns.
The presence of any other people on the tractor or equipment is strictly
forbidden.
Have extreme caution when driving under electrical power lines. Any con-
tact may result in severe shocks, injuries or death.
For your protection and safety, always wear adequate clothes and foot-
wear while operating the equipment.
Always use the safety locks to carry out maintenance operations and to
transport the equipment.
Ashland Industries HDW3217-18
EHDW3620-14

6
TO THE OPERATOR
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• While working or during transportation, only the presence of the operator is allowed on
the tractor.
• Do not allow children to play or to get over the equipment while it is operating, during
transportation or storage.
• Have full knowledge of the soil before starting to work. Use the speed which is suitable
to the conditions of the ground. Provide the delineation of obstacles or hazardous loca-
tions.
• Use personal protective equipment (PPE).
• Wear appropriate clothes and footwear. Avoid clothes that are either loose or hanging
from the body, which may become entangled in moving parts.
• Never operate the equipment without it’s protective devices.
• Be careful while hitching the equipment to the tractor.
• Wear appropriate gloves near the disc blades.
• When setting the harrow to transport position, check if there are no people or animals
close or under the equipment.
• Never attempt to change the adjustments, clean or lubricate the equipment while it is
moving.
• In case of emergency, know how to stop the tractor and harrow quickly.
• Always shut down the engine, remove the key and use the handbrake before leaving
the tractor seat.
• Only drive the equipment using a tractor with appropriate power.
• Carefully check the transport width on narrow locations.
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surface and use the parking stands. Make sure the equipment is properly supported.
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result in a serious accident.
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fast as possible and look for a safe place. Always have emergency numbers on hand.
• Please check the general safety instructions on the back cover of this manual.
HDW3217-18
EHDW3620-14
Ashland Industries

7
TO THE OPERATOR
TRUCK OR TRAILER TRANSPORTATION
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tice involves serious security risks in addition to being prohibited by the current existing
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by following these safety guidelines.
• Use adequate ramps to load or unload the equipment. Do not make the loading on
ditch banks, it can cause a serious accident
• When lifting with a hoist, use the appropriate points to lift.
• Fasten the moving parts that may get loose and cause accidents.
• Underpin the equipment wheels appropriately.
• Use chock blocks and safety chains to secure the equipment to the truck or trailer
during the transport.
• After 5 to 7 miles transporting, please inspect the load condition. Repeat this proce-
dure every 50 to 60 miles. Give more attention when transporting the equipment on
rough roads, slopes and other adverse conditions.
• Always be careful with the load height, especially when passing under electrical pow-
er lines, bridges and others.
• Check all laws and regulations regarding the height limits and load width while trans-
porting the equipment to the truck or trailer. If necessary use banners, lights and other
devices in order to give adequate warning to other drivers.
Ashland Industries HDW3217-18
EHDW3620-14

8
TO THE OPERATOR
SAFETY STICKERS
The safety stickers warn about the equipment points that require more attention and they should be
kept in good repair. IF these stickers become damaged or illegible, replace them. Ashland Indus-
tries provides stickers, upon request and indication of the respective serial number.
STICKER SET
Model Serial Number
HDW3217-18 05.03.06.0788
EHDW3620-14 05.03.06.0832
HDW3217-18
EHDW3620-14
Ashland Industries