Kuhns mfg AF8 User manual

Read and understand the manual.This manual provides information and
procedures to safely operate and maintain the Hay Accumulator.
AF8 Hay Accumulator
Owner’s Manual
MADE IN THE USA

AF8 Hay Accumulator 3 Kuhns Manufacturing [phone]
CONTENTS
1. INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.1 Intended Usage . . . . . . . . . . . . . . . . . . . . . . . 4
1.2 Operator Orientation. . . . . . . . . . . . . . . . . . . . 4
1.3 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.4 Serial Number Location . . . . . . . . . . . . . . . . . 4
1.5 Owner/Operator Manual Storage . . . . . . . . . . 5
1.6 Product Improvements . . . . . . . . . . . . . . . . . . 5
1.7 Disposal of Equipment at End of Useful Life . 5
1.8 Unanswered Questions . . . . . . . . . . . . . . . . . 5
2. SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.1 General. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.2 Safety Alert Symbol . . . . . . . . . . . . . . . . . . . .6
2.3 Safety Icons Nomenclature . . . . . . . . . . . . . . 7
2.3.1 Personal Protection/Important
Information . . . . . . . . . . . . . . . . . . . . . 7
2.3.2 Prohibited Actions . . . . . . . . . . . . . . . . 7
2.3.3 Hazard Avoidance. . . . . . . . . . . . . . . . 7
2.4 General Operating Safety. . . . . . . . . . . . . . . . 8
2.5 Safety Signs . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.6 Practice Safe Maintenance. . . . . . . . . . . . . . . 8
2.7 Training. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.8 Sign-Off Form . . . . . . . . . . . . . . . . . . . . . . . . 9
2.9 Operation Safety. . . . . . . . . . . . . . . . . . . . . . 10
2.10 Transporting Safety . . . . . . . . . . . . . . . . . . . 10
2.11 Storage Safety . . . . . . . . . . . . . . . . . . . . . . . 10
2.12 Maintenance Safety . . . . . . . . . . . . . . . . . . . 10
3. SAFETY SIGNS AND LABELS . . . . . . . . . . . . . 11
3.1 General Information . . . . . . . . . . . . . . . . . . . 11
3.2 Contact Information . . . . . . . . . . . . . . . . . . . 11
3.3 How to Install Replacement Safety Signs. . . 11
3.4 Safety Sign Locations. . . . . . . . . . . . . . . . . . 12
3.5 Hay Accumulator Safety Signs . . . . . . . . . . . 13
4. NAMES OF MAJOR PARTS. . . . . . . . . . . . . . . . 14
4.1 Undercarriage. . . . . . . . . . . . . . . . . . . . . . . .15
4.2 Accumulator Bed . . . . . . . . . . . . . . . . . . . . . 15
4.3 Linkage System . . . . . . . . . . . . . . . . . . . . . . 15
4.4 Belted Base Chute . . . . . . . . . . . . . . . . . . . . 15
4.5 Lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
4.6 Linkage System Operation . . . . . . . . . . . . . . 16
5. ASSEMBLY. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
6. SET-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
6.1 User Safety Training . . . . . . . . . . . . . . . . . . . 21
6.2 Tractor Requirements . . . . . . . . . . . . . . . . . . 22
6.2.1 Equipment and Capabilities . . . . . . . 22
6.2.2 Tractor Safety Devices . . . . . . . . . . . 22
6.3 Baler Hitch Setup . . . . . . . . . . . . . . . . . . . . .22
6.4 Baler Chamber Settings . . . . . . . . . . . . . . . . 25
6.5 Baler Hitch Special Requirements . . . . . . . . 25
6.5.1 Older New Holland® (NH) Balers . . . 25
6.5.2 Newer New Holland® Balers . . . . . . 26
6.5.3 John Deere® (JD) Balers
(1988 and newer) . . . . . . . . . . . . . . . 26
6.5.4 Inline Balers . . . . . . . . . . . . . . . . . . . 26
6.6 Lighting Socket Holder . . . . . . . . . . . . . . . . . 26
7. OPERATION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
7.1 Operating Safety. . . . . . . . . . . . . . . . . . . . . . 27
7.2 Pre-Operation Checklist . . . . . . . . . . . . . . . 27
7.3 Attaching to Baler . . . . . . . . . . . . . . . . . . . . . 27
7.3.1 Break In . . . . . . . . . . . . . . . . . . . . . . 28
7.3.2 Stuck Bale Removal . . . . . . . . . . . . . 28
7.4 Operating Procedures . . . . . . . . . . . . . . . . . 28
7.4.1 Cornering . . . . . . . . . . . . . . . . . . . . . 28
7.4.2 Hillsides . . . . . . . . . . . . . . . . . . . . . . 28
7.4.3 High Moisture Hay . . . . . . . . . . . . . . 28
7.5 Detaching From Baler . . . . . . . . . . . . . . . . . 28
8. TROUBLESHOOTING. . . . . . . . . . . . . . . . . . . . . 29
8.1 Front Gate Bounces in Home Position . . . . . 29
8.2 Front Gate Bounces in Open Position . . . . . 29
8.3 Back Gate Trip Adjustments . . . . . . . . . . . . . 30
9. TRANSPORTING. . . . . . . . . . . . . . . . . . . . . . . . . 31
9.1 General Safety . . . . . . . . . . . . . . . . . . . . . . . 31
9.2 Safety Chain . . . . . . . . . . . . . . . . . . . . . . . . . 31
9.3 Highway and Transport Operations . . . . . . . 31
9.3.1 Setting the Hitch for Transport . . . . . 32
9.3.2 Lights . . . . . . . . . . . . . . . . . . . . . . . . 32
9.4 Pre-towing Checklist. . . . . . . . . . . . . . . . . . . 33
10. STORAGE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
10.1 Placing in Storage . . . . . . . . . . . . . . . . . . . .34
10.2 Removing from Storage . . . . . . . . . . . . . . . . 34
11. MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . 35
11.1 Maintenance Safety . . . . . . . . . . . . . . . . . . . 35
11.2 Lubrication . . . . . . . . . . . . . . . . . . . . . . . . . . 36
11.3 Wheel Bearing Adjustment . . . . . . . . . . . . . . 37
11.4 Swivel Dolly Bushings . . . . . . . . . . . . . . . . . 38
11.5 Tire Safety . . . . . . . . . . . . . . . . . . . . . . . . . . 38
11.6 Tire Inflation . . . . . . . . . . . . . . . . . . . . . . . . . 38
11.7 Bolt Torque Requirements . . . . . . . . . . . . . . 38
11.8 Standard Torque Values . . . . . . . . . . . . . . . . 38
11.9 Welding Repairs . . . . . . . . . . . . . . . . . . . . . . 38
11.10 Service Record . . . . . . . . . . . . . . . . . . . . . . 39
12. PARTS SECTION. . . . . . . . . . . . . . . . . . . . . . . . . 40
12.1 Ordering Parts . . . . . . . . . . . . . . . . . . . . . . . 40
12.2 Contact Information . . . . . . . . . . . . . . . . . . . 40
12.3 Decals. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
12.4 Hay Accumulator Undercarriage. . . . . . . . . . 41
12.5 Hub Assembly. . . . . . . . . . . . . . . . . . . . . . . .42
12.6 Accumulator Bed and Chute. . . . . . . . . . . . . 43
12.7 Linkage System . . . . . . . . . . . . . . . . . . . . . .44
12.8 Belt and Tensioner . . . . . . . . . . . . . . . . . . . .45
12.9 Bale Chamber Extension . . . . . . . . . . . . . . . 46
12.10 Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

Kuhns Manufacturing [phone] 4 AF8 Hay Accumulator
1. Introduction
KN-00085
Using no hydraulics or electronics, the Kuhns Hay
Accumulator automatically arranges bales into
groups that can then be picked up with a grabber
mounted on a loader. Handling multiple bales of
hay at one time allows wagons to be loaded more
quickly, as well as quicker stacking in the barn.
Please read the manual carefully to become familiar
with your new Kuhns Hay Accumulator. This manual
has been developed through our experience with
the equipment and feedback from our customers.
Ultimately it is our desire that you will be operating
your Hay Accumulator as a seasoned professional in
no time!
1.1 Intended Usage
Do not use this Hay Accumulator for any other
purpose than its intended use of arranging bales into
groups that can then be picked up with grabbers.
1.2 Operator Orientation
The directions left, right, front, and rear, as
mentioned throughout this manual, are as seen from
the tractor operator’s seat and facing in the direction
of travel.
1.3 Specifications
Overall Width 7’ 10”
Overall Length 17’ 0”
Overall Height 9’ 2”
Overall Weight 1970 lbs.
Bale Capacity 8
Bale Size 14 x 18” or 16 x 18”,
32 to 48” long
Tires ST 225/75R15 (Rear)
20.5 x 8-10 (Front)
Specifications subject to change without notice.
1.4 Serial Number Location
The Hay Accumulator’s serial number is located
near the front of the Hay Accumulator Bed. Please
use this number when requesting service, seeking
information, or ordering parts. Record the serial
number in the space provided for easy reference
when contacting Kuhns Manufacturing LLC with
questions.
KN-00086
Serial Number ______________________________
Date of Purchase ___________________________

AF8 Hay Accumulator 5 Kuhns Manufacturing [phone]
1.5 Owner/Operator Manual Storage
Store the Owner’s manual and other operating
materials in the document storage tube, located
under the accumulator bed.
KN-00087
1.6 Product Improvements
Because Kuhns Manufacturing LLC maintains
an ongoing program of product improvement, we
reserve the right to make improvements in design
or changes in specifications without incurring any
obligation to install them on units previously sold.
1.7 Disposal of Equipment at End of Useful
Life
The Kuhns Manufacturing LLC Hay Accumulator has
been designed for the specific purpose of arranging
bales into groups. When this unit is no longer
capable of performing its intended use, it should be
dismantled and scrapped. Do not use any materials
or components from this unit for any other purpose.
1.8 Unanswered Questions
If you have any questions not answered in this
manual, require additional copies, or the manual is
damaged, please contact your dealer, or:
Kuhns Manufacturing LLC
4210 Kinsman Road NW
North Bloomfi eld, OH 44450
Phone: [phone]
Fax: [phone]
E-mail: [email protected]
The manual is also available for download at:
www.kuhnsmfg.com

Kuhns Manufacturing [phone] 6 AF8 Hay Accumulator
2. Safety
2.1 General
Most work related accidents are caused by failure
to observe basic safety rules or precautions. An
accident can often be avoided by recognizing
potentially hazardous situations before an accident
occurs. As you operate and maintain the Hay
Accumulator, you must be alert to potential hazards.
You should also have the necessary training, skills,
and tools to perform any assembly procedure.
Improper operation and/or maintenance of this
unit could cause a dangerous situation that
results in injury or death.
Do not use this unit until you read and
understand the information contained in this
manual. Do not use the Hay Accumulator for
anything other than its intended purpose.
WARNING
Do not use the unit until you read and
understand the information contained in
this manual and all related equipment
manuals.
Safety precautions and warnings are
provided in this manual and on the unit. If
these hazard warnings are not heeded,
bodily injury or death could occur to you or
to other persons.
Kuhns Manufacturing LLC cannot anticipate
every possible circumstance that might
involve a potential hazard. The warnings in
this manual and on the product are, therefore,
not all-inclusive. If a method of operation not
specifi cally recommended by us is used, you
must satisfy yourself that it is safe for you and
for others. You should also ensure that the unit
will not be damaged or be made unsafe by the
methods that you choose.
The information, specifications, and illustrations in
this manual are based on the information that was
available at the time this material was written and
can change at any time.
2.2 Safety Alert Symbol
This is the safety alert symbol. It is used to
alert you to potential personal injury
hazards. Obey all safety messages that
follow this symbol to avoid possible injury
or death.
This manual contains WARNINGS, CAUTIONS,
NOTICES, SAFETY INSTRUCTIONS, and NOTES
which must be followed to prevent the possibility
of improper service, damage to the equipment,
personal injury, or death. The following key words
call the reader’s attention to potential hazards.
Hazards are identified by the “Safety Alert Symbol”
and followed by a signal word such as “WARNING”
or “CAUTION”.
WARNING
Indicates a potentially hazardous situation which,
if not avoided, could result in death or serious
injury.
CAUTION
Indicates a potentially hazardous situation which,
if not avoided, may result in minor or moderate
injury.
NOTICE
Indicates that equipment or property damage can
result if instructions are not followed.
SAFETY
INSTRUCTIONS
Safety instructions (or equivalent) signs indicate
specific safety-related instructions or
procedures.
Note: Contains additional information important to a
procedure.

AF8 Hay Accumulator 7 Kuhns Manufacturing [phone]
2.3 Safety Icons Nomenclature
This manual and the equipment has numerous
safety icons. These safety icons provide important
operating instructions which alert you to potential
personal injury hazards
2.3.1 Personal Protection/Important Information
Read the manual
Eye protection
Hearing protection
Hand protection
Foot protection
First aid kit
Fire extinguisher
Inspect equipment
Use proper tools
Use support stands
Weight rating
OEM
OEM
Use OEM parts
Use ROPS and seat belt
N
I
NG
AR
Maintain safety signs
Place in park
Remove key
STOP Stop engine
Visibility
Set parking brake
2.3.2 Prohibited Actions
Do not alter or modify
Do not weld
No riders
No children
No alcohol
No drugs
2.3.3 Hazard Avoidance
Crushing hazard
Crushing hazard
Slipping hazard
Tripping hazard
Falling hazard
Fire hazard
Safety alert symbol
Maintain tire pressure
Defective or broken part
Chock wheels
Maintain safe distance
Pinch point hazard
Overturn hazard
Negative tongue weight hazard
Rollover hazard

Kuhns Manufacturing [phone] 8 AF8 Hay Accumulator
2.4 General Operating Safety
WARNING
Read And Understand Manual
To prevent personal injury or even death,
be sure you read and understand all of the
instructions in this manual and other related
OEM equipment manuals! This Hay Accumulator
(unit) was designed for a specific application;
DO NOT modify or use this unit for any
application other than that for which it was
designed. Units operated improperly or by
untrained personnel can be dangerous!
Inexperienced operators should receive
instruction from someone familiar with the
equipment before being allowed to operate the
unit.
Do Not Operate
Do not use the unit if it is in need
of repair. If you believe the unit
has a defect which could cause injury or
death, you should immediately stop using the
unit.
Fall Hazard
Do not use the unit as a platform. Do not
climb on the unit. Do not stand on the unit
at any time. Do not ride on the unit or allow
others to ride on it.
Pinch Point Hazard
Keep hands and feet away from any
moving parts to prevent them from getting
pinched.
Impaired User Hazard
Do not attempt to assemble,
operate, or maintain the Hay
Accumulator under the influence of drugs or
alcohol. Consult your doctor before using the
Hay Accumulator while taking prescription
medications.
Falling Hazard
Do not allow riders on the tractor
or Hay Accumulator at any time.
Falling can result in severe injuries or death.
Stay Clear
Clear the area of people, especially
small children, before using the Hay
Accumulator. Under no circumstances should
young children be allowed to work with or
around the Hay Accumulator.
2.5 Safety Signs
CAUTION
N
I
NG
AR Legible Safety Signs
Keep safety signs clean and legible at all
times. Replace any safety sign or
instruction sign that is missing or not legible.
Refer to the Safety Sign Location section for
additional information.
When replacing parts that displayed a safety
sign, replace the safety sign as well.
Replacement safety signs (labels) are available
from your authorized Dealer Parts Department
or the factory at no cost.
2.6 Practice Safe Maintenance
SAFETY
INSTRUCTIONS
Understand service procedures before
doing any work. Keep the work area clean
and dry.
Keep all parts in good working
condition and properly installed.
Replace worn or broken parts
immediately.
Do not modify the unit or its safety
devices. Do not weld on the unit.
Unauthorized modifications may
impair its function and your safety.
2.7 Training
Anyone who will be using and/or maintaining the
Hay Accumulator must read, clearly understand,
and follow ALL safety, operation, and maintenance
information presented in this manual, other related
OEM manuals, and the safety signs.
If you do not understand any information in
this manual, see your dealer or contact Kuhns
Manufacturing LLC before proceeding.
Do not use or allow anyone else to use this Hay
Accumulator until all information has been reviewed.
Annually review this manual before the season start-
up.
Make periodic reviews of SAFETY and OPERATION
a standard practice. An untrained operator is not
qualified to use this Hay Accumulator.

AF8 Hay Accumulator 9 Kuhns Manufacturing [phone]
2.8 Sign-Off Form
Kuhns Manufacturing LLC follows the general
Safety Standards specified by the Farm Equipment
Manufacturers Association (FEMA), and the
American National Standards Institute (ANSI).
Anyone who will be using and/or maintaining the
Hay Accumulator must read and clearly understand
ALL safety, operation and maintenance information
presented in this manual.
Do not use or allow anyone else to use this
equipment until all information has been reviewed.
Annually review this manual before the season start-
up.
Sign-Off Form
Date User’s Signature Owner’s Signature
Make periodic reviews of SAFETY and OPERATION
of the Hay Accumulator a standard practice. An
untrained operator is not qualified to use this Hay
Accumulator.
This sign-off sheet is provided for your records to
show that all personnel who will be working with
the equipment have read and understand the
information in this Operation and Parts Manual
and have been instructed in the operation of the
equipment.

Kuhns Manufacturing [phone] 10 AF8 Hay Accumulator
2.9 Operation Safety
Refer to “2.4 General Operating Safety” on page
8 for safety recommendations related to
using the Hay Accumulator. All applicable safety
recommendations in other sections should also be
followed.
2.10 Transporting Safety
Refer to “9. Transporting” on page 31 for safety
recommendations related to transporting the Hay
Accumulator. All applicable safety recommendations
in other sections should also be followed.
2.11 Storage Safety
Refer to “10. Storage” on page 34 for safety
recommendations related to storing the Hay
Accumulator. All applicable safety recommendations
in other sections should also be followed.
2.12 Maintenance Safety
Refer to “11. Maintenance” on page 35 for safety
recommendations related to maintaining the Hay
Accumulator. All applicable safety recommendations
in other sections should also be followed.