Summers warrants only products of its manufacture against operational failure caused by defective materials
or workmanship which occur during normal use within 12 months from the date of purchase by the end user from
Summers’ dealer.
Summers’ obligation is to replace free of charge any part of any product that Summers inspection shows to
be defective excluding transportation charges to Maddock, ND or Devils Lake, ND and return and also excluding
all transportation costs from Summers’ dealer to the dealer’s customer and all other costs such as removal and
installation expense.
Summers shall not be liable for loss of time, manufacturing costs, labor, material, loss of prots, consequential
damages, direct or indirect, because of defective products whether due to rights arising under the contract of sale
or independently thereof, and whether or not such claim is based on contract, tort or warranty.
Written permission for any warranty claim return must be rst obtained from authorized Summers’ personnel.
All returns must be accompanied with a complete written explanation of claimed defects and the circumstances of
operational failure.
Written warranty for all component parts used in the manufacture of Summers products is available upon
request. Warranty of such component parts will be determined by said component manufacturer upon their inspection of the claimed defective part.
This express warranty is the sole warranty of Summers. There are no warranties, which extend beyond the
warranty herein expressly set forth. The sales for products of Summers under any other warranty or guarantee
express or implied is not authorized. This warranty voids all previous issues.
SUMMERS MANUFACTURING CO. INC.
MADDOCK, NORTH DAKOTA 58348
DEVILS LAKE, NORTH DAKOTA 58301
2/95
Mathison’s 6/13
INTRODUCTION
This manual provides the following information about your Summers Coulter-Chisel and Disk-Chisel.
SECTION CONTENTS
Section 1 – SAFETY explains important safety precautions and familiarizes the Operator with the
decals and their locations.
Section 2 – ASSEMBLY includes step by step assembly instructions.
Section 3 – COULTER-CHISEL & DISK-CHISEL OPERATION provides necessary information for
Section 5 – TROUBLESHOOTING provides a quick reference to solving problems. SPECIFICATIONS
lists important dimensions, capacities and other technical information.
Section 6 – PARTS
OTHER ITEMS OF IMPORTANCE
A. Summers Mfg. Co., Inc. strongly recommends that each Coulter-Chisel Operator READ and UN-
DERSTAND the Operator’s Manual before using the machine. In addition, this Operator’s Manual
should be REVIEWED at least ANNUALLY thereafter.
B. It is the policy of this company in improve its products whenever possible and practical to do so.
We reserve the right to make changes or improvements in the design or construction of parts at
any time without incurring obligations to install such changes on products previously delivered.
C. Reference to “right” and “left” in this manual is determined when machine is viewed from the
rear.
D. Parts are referenced in each drawing with the Summers Manufacturing Part Number. Use this Part
Number when ordering replacement parts from your Summers dealer. See back section of manual
for description of each Part Number.
OWNER REGISTER
Name ____________________________________ Size _________________________________________
Address _________________________________ Serial Number _______________________________
City _____________________________________
State/Prov. ______________________________ Date Purchased ______________________________
(located by the hitch piece)
Mail Code ________________________________ Dealer _______________________________________
i
TABLE OF CONTENTS
SECTION 1 – SAFETY
Safety-Alert Symbol ............................................................................................................................................. 1-1
General Safety Practices ..................................................................................................................................... 1-1
Safety During Transport...................................................................................................................................... 1-2
Decals and Their Locations ....................................................................................................................... 1-2 – 1-6
SECTION 2 – ASSEMBLY
General Assembly Instructions ............................................................................................................................ 2-1
Safety Alert Symbol ............................................................................................................................................. 2-1
General Safety Practices ..................................................................................................................................... 2-2
Set-Up of 16’ & 20’ ...................................................................................................................................... 2-3 – 2-7
Set-Up of 24’ thru 28’ ................................................................................................................................ 2-8 – 2-18
Set-Up of 32’ and 40’ .............................................................................................................................. 2-19 – 2-32
Installation of Shanks and Coulter Gangs .............................................................................................. 2-54 – 2-70
Gang Assembly ................................................................................................................................................. 2-71
Unhooking From Tractor .................................................................................................................................... 3-12
16’ & 20’ Gang Depth Control Hydraulics ............................................................................................................ 6-4
ii
16’ & 20’ Depth Control Hydraulics ...................................................................................................................... 6-5
24’-28’ Transport Assembly ................................................................................................................................. 6-9
24’-28’ Hitch and Cylinder Locks ....................................................................................................................... 6-10
32’-40’ Center Section ....................................................................................................................................... 6-17
32’-40’ Center w/ Lift .......................................................................................................................................... 6-18
32’-40’ Center w/ Hitch and Locks ..................................................................................................................... 6-20
32’-40’ Transport .....................................................................................................................................6-23 & 6-24
Coulter Gang Components ................................................................................................................................ 6-28
Coulter Gang Mount Components ..................................................................................................................... 6-29
Disk Blade Assembly ......................................................................................................................................... 6-30
Hub and Axle Components ................................................................................................................................ 6-32
614 Hub and GBGI Seal .................................................................................................................................... 6-33
Mounted Harrow Mounting Arm Assembly ........................................................................................................ 6-34
Parts List..................................................................................................................................................... 7-1 – 7-8
iii
NOTES
iv
SECTION 1 - SAFETY
SAFETY-ALERT SYMBOL
This symbol is used to denote possible danger and
care should be taken to prevent bodily injury.
This symbol means:
ATTENTION! BECOME ALERT!
YOUR SAFETY IS INVOLVED!
Denition of each Signal Word used in conjunction with the Safety-Alert symbol.
indicates an imminently hazardous situation which, if not avoided, will result in death or
serious injury. This signal word is to limited to the most extreme situations.
DANGER
indicates a potentially hazardous situation which, if not avoided, could result in death
or serious injury.
WARNING
indicates a potentially hazardous situation which, if not avoided, may result in minor
or moderate injury. It may also be used to alert against unsafe practices.
CAUTION
GENERAL SAFETY PRACTICES
1. READ AND UNDERSTAND Operator’s Manual before using machine. Review at least annually thereafter.
2. VERIFY all safety devices and shields are in place before using machine.
3. KEEP hands, feet, hair and clothing away from moving parts.
4. STOP engine, place all controls in neutral, set parking brake, remove ignition key and wait for all
moving parts to stop before servicing, adjusting, maintaining or unplugging.
5. BE CAREFUL when working around high pressure hydraulic system.
6. ALWAY S make sure that pressure is relieved from hydraulic circuits before servicing or disconnecting from
tractor.
7. DO NOT ALLOW RIDERS.
8. USE EXTREME CARE when making adjustments.
9. KEEP CHILDREN AWAY from machinery at all times.
10. NEVER ALLOW anyone to walk or work under a raised piece of equipment without installing cylinder and
transport locks.
1-1
SECTION 1 - SAFETY
SAFETY DURING TRANSPORT
1. ONLY TOW at a safe speed. Use caution when making corners or meeting trafc.
2. USE a safety chain between tractor drawbar and implement hitch when transporting on
public roads.
3. ALWAYS use hydraulic cylinder transport locks when transporting on public roads.
4. FOLLOW ALL local laws governing transporting of farm machinery.
5. Frequently check for trafc from rear, especially during turns.
SAFETY DECALS
1. KEEP SAFETY DECALS CLEAN.
2. REPLACE missing or unreadable decals. New decals are available from your Summers
dealer by ordering correct part number (PN) located on the decal.
DECALS AND THEIR LOCATIONS
1. PN 8Z0075 – DECAL FOR REMOVING TRANSPORT LOCKS
2. PN 8Z0087 – DECAL FOR PINCH POINT HAZARD
1-2
SECTION 1 - SAFETY
3. PN 8Z0202 – DECAL FOR COMPANY IDENTIFICATION
4. PN 8Z0276 – DECAL FOR GENERAL CAUTION
5. PN 8Z0340 – DECAL FOR REPHASING CYLINDERS
1-3
SECTION 1 - SAFETY
6. PN 8Z0342 – DECAL FOR INSTALLING CYLINDER LOCKS
7. PN 8Z0344 – DECAL FOR STAYING CLEAR OF WINGS
8. PN 8Z0346 – DECAL FOR ELECTROCUTION DANGER
1-4
SECTION 1 - SAFETY
9. PN 8Z0348 – DECAL FOR GAUGE WHEEL DEPTH
10. PN 8Z0800 – AMBER REFLECTOR
11. PN 8Z0805 – RED-ORANGE REFLECTOR
12. PN 8Z0810 – RED REFLECTOR
SAFETY LIGHT OPERATION
The Summers Safety Light Kit is equipped with a 7 pin connector which meets SAE J560 specication. To protect 7 pin connector, store in dust cap (8K8067) when not attached to towing vehicle.
On most towing vehicles WITHOUT brake lights:
Amber lights will turn on with ashers or turn signals.
Red lights will turn on with parking, road or eld lights.
On most towing vehicles WITH brake lights:
Amber lights will turn on with ashers, turn signals OR when brake is applied.
Red lights will turn on with parking or road lights.
1-5
SECTION 1 - SAFETY
8Z0276
8Z0346
8Z0202
8Z0136
8Z0810
8Z0087
8Z0344
8Z0805
8Z0344
8Z0342
8Z0805
8Z0810
8Z0342
8Z0805
8Z0344
8Z0810
8Z0348
9CC3212.iam/
DECALS5/31/2013
1-6
SECTION 2 – ASSEMBLY INTRODUCTION
GENERAL ASSEMBLY SAFETY PRACTICES
1. READ AND UNDERSTAND Operator’s Manual before assembly of machine.
2. Machine should be assembled in a horizontal (eld) position only.
3. If machine is to be assembled INDOORS, check that exit door is a MINIMUM OF 22’
WIDE. Height requirement varies up to 16’3”. Shanks may be left off to reduce height
and width requirement.
4. Reference to “RIGHT” and “LEFT” is determined when machine IS VIEWED FROM
THE REAR.
5. Reference to “FORWARD” means TOWARDS THE TRACTOR.
6. Reference to “REAR” means AWAY FROM THE TRACTOR.
SAFETY-ALERT SYMBOL
This symbol is an alert to the potential
for personal injury. This symbol means
ATTENTION! BECOME ALERT!
YOUR PERSONAL SAFETY IS INVOLVED!
2-1
SECTION 2 – ASSEMBLY INTRODUCTION
GENERAL SAFETY PRACTICES
YOU ARE RESPONSIBLE
for the safe assembly of the
machine.
DO NOT ALLOW CHILDREN
or other unauthorized persons
within the assembly area.
WEAR PERSONAL
PROTECTIVE EQUIPMENT
which includes a hard hat,
eye protection, work gloves
and steel toed boots with slip
resistant soles.
BLOCK UP ANY RAISED PART
of the machine. Be sure machine
is stable after blocking.
ALWAYS INSPECT LIFTING
CHAINS AND SLINGS for
damage or wear.
BE SURE LIFTING DEVICE
IS RATED TO HANDLE THE
WEIGHT.
STOP ENGINE, place all controls in neutral, set parking
brakes, remove ignition key and
wait for all moving parts to stop
before servicing or adjusting.
DO NOT MODIFY the equipment or substitute parts in any
way. Unauthorized modication
may impair the function and/or
safety of the machine.
USE SUITABLE LIFTING
DEVICE for components which
could cause personal injury.
BE SURE PRESSURE IS
RELIEVED from hydraulic
circuits before servicing or
disconnecting from tractor.
USE EXTREME CARE when
assembling, servicing and
adjusting.
2-2
SECTION 2 – SET-UP OF 16’ & 20’ DISK-CHISEL & COULTER-CHISEL MAIN FRAME
1. Place front, center and rear sections on oor with bolt plates facing each other.
2. ATTACH sections with 48 – 3/4x2-1/4” bolts, lock washers and nuts as shown.
3. Block center frames off the oor.
CENTER7/18/20129CC2012H.iam/
3/4" N
8X0260
8T4030 - 16' REAR
8CC4028 - 20' REAR (SHOWN)
8X0306
3/4" LW
8X0112
3/4X2-1/4"
8X0306
8CC5230
8K5515
3/4 X 4 X 6"
8CC5018
3/4" LW
3/4" N
8X0260
8CC5016
16' & 20' CENTER
2-3
SECTION 2 – SET-UP OF 16’ & 20’ DISK-CHISEL & COULTER-CHISEL MAIN FRAME
4. Install cylinder attach brackets with 3/4” u-bolts.
5. Insert eyebolts (8K1683) into each cylinder attach bracket.
– Tighten 1-1/2” nuts so the same amount of threads are above top nut on all eyebolts. Insure
that cylinder attach holes are aligned when eyebolts are tightened.
6. Liftarms will be centered beneath cylinder attach brackets.
– Use 3/4” u-bolts for 4x4 to attach liftarm pivots (8T4100) to frame.
– Slide pivot pin (8T3640) through liftarm and liftarm pivots.
– Insert 7/16 x 3-1/2” bolt in retaining bolt hole. Secure with lock nut.
7. Install walking tandem assemblies to bottom of liftarms.
– The left hand side of center frame uses a left hand assembly (8T4166) and the right hand
side uses a right hand assembly (8T4168).
– Slide pivot pin (8T3620) through walking tandem assembly and lift arm.
– Insert 7/16 x 3-1/2” bolt in retaining bolt hole. Secure with lock nut.
– Install 8T4190 (left) and 8T4192 (right) mud guards as shown. Secure with 3/8” u-bolts and
ange nuts.
8. Hang cylinders in correct locations.
– Use 5.5” x 10” (8T1055) on left hand side, 5.0 x 10” (8T1050) on right hand side.
9. Install 8K1100 axle and hub assembly into each walking tandem. Apply good quality anti-seize to
axles before installation. Retain axle into receiver tube with 1/2 x 3-3/4” bolt and locknut.