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Yetter 25 AVENGER COULTER Operator's Manual

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YETTER MANUFACTURING CO.
FOUNDED 1930
Colchester, IL 62326-0358
Toll free: 800/447-5777
309/776-3222 (Fax)
Website:
www.yetterco.com
E-mail:
info@yetterco.com
25" AVENGER COULTER
OPERATORS MANUAL
WITH PARTS IDENTIFICATION
2565-419_REV_I
09/2017

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Summary of Contents for Yetter 25 AVENGER COULTER

  • Page 1 25” AVENGER COULTER OPERATORS MANUAL WITH PARTS IDENTIFICATION 2565-419_REV_I 09/2017 YETTER MANUFACTURING CO. FOUNDED 1930 Colchester, IL 62326-0358 Toll free: 800/447-5777 309/776-3222 (Fax) Website: www.yetterco.com E-mail: info@yetterco.com...

  • Page 2: Warranty Policy

    WARRANTY POLICY Yetter Manufacturing warrants all products manufactured and sold by it against defects in material. This warranty being expressly limited to replacement at the factory of such parts or products as will appear to be defective after inspection. This warranty does not obligate the Company to bear cost of labor in replacement of parts.

  • Page 3: Safety Precautions

    SAFETY A brief description of signal words that may be used in this manual: CAUTION: Used as a general reminder of good safety practices or to direct attention to unsafe practices. WARNING: Denotes a specific potential hazard. DANGER: Denotes the most serious specific potential hazard. SAFETY PRECAUTIONS You can make your farm a safer place to live and work if you observe the safety precautions given.

  • Page 4: General Information

    GENERAL INFORMATION Examine all equipment carefully for damage or shortages. 2986-125 Avenger with Standard Mount 2986-124 – Avenger Main Arm Box 2986-126 – Avenger Standard Mount Kit 2571-200 – 25” Coulter Blade 2986-122 Avenger with 4 X 4 Mount 2986-124 – Avenger Main Arm Box 2986-123 –...
  • Page 5 ASSEMBLY INSTRUCTIONS The Avenger coulter is designed to mount to rectangular toolbars in three sizes: 5” x 7”, 6” x 6”or 7” x 7”. WARNING: Never work under the toolbar while in a raised position without using safety lockups. WARNING: Use extreme caution, the blade is sharp and may cause bodily injury.
  • Page 6 ASSEMBLY INSTRUCTIONS STEP 3. Attach the 2986-111 hub and spindle assembly and the 2986-318 hub cap retainer to the 2986- 110 main arm assembly using 4) ½” x 1-1/2” hex head bolts. The spindle hub will be mounted on the right hand side for a right hand coulter and on the left hand side for a left hand coulter.
  • Page 7 ASSEMBLY INSTRUCTIONS STEP 6. Assemble the 2986-404 scraper, 2986-341 shim and 2986-204 scraper mount w.a. using 2) 3/8” x 1 ½” smooth head carriage bolts and 3/8” flanged hex lock nuts. Adjust the scraper to the mount so that the rear edges are flush with each other.
  • Page 8 ASSEMBLY INSTRUCTIONS STEP 8. Attach the 2986-206 3” Avenger tube to the 2986-203 tube/scraper mount arm using 2) 3/8” x 2 ½” bolts. Insert the bolts through the two most rear holes of the mount arm. STEP 9. Attach the 2986-322 sealer mount plate to the 2986-203 tube scraper mount arm using 2) ½” x 1 ½”...
  • Page 9 ASSEMBLY 2986-120 SPRING LOADED SCRAPER Step 1. Attach the 2986-218 knife arm to the coulter hub using the 4) 1/2” x 1-1/2” bolts.
  • Page 10 ASSEMBLY 2986-120 SPRING LOADED SCRAPER Step 2. Attach the 2986-343 spring adjustment to the knife arm using the 2) 3/8” x 3” bolts and flange nuts.
  • Page 11 ASSEMBLY 2986-120 SPRING LOADED SCRAPER Step 3. Assemble the 2986-215 scraper blade to the 2986-216 lower pivot, apply never seize to the shaft and secure with the roll pin. Attach the 2986- 345 spring anchor and the 2986-217 upper knife pivot to the 2986-216 lower knife pivot using 2) 3/8”...
  • Page 12 ASSEMBLY 2986-120 SPRING LOADED SCRAPER Step 4. Attach the knife assembly to the knife arm using the 1/2” x 4” bolt, 2986-346 bushing and lock nut.
  • Page 13 ASSEMBLY 2986-120 SPRING LOADED SCRAPER Step 5. Attach the springs to the 2986-221 adjustment block using the 2) 7/16” x 1-1/4” bolts and lock washer. Attach the springs to the knife assembly then attach the spring adjustment assembly to the 2986-343 adjustment plate using the 1) 7/16”...
  • Page 14 ASSEMLBY 2986-120 SPRING LOADED SCRAPER Step 5A.
  • Page 15 ASSEMBLY 2986-120 SPRING LOADED SCRAPER Step 6. Attach the 3” Liquid tube and the 2986-344 knife arm brace to the knife arm using 2) 3/8” x 3-1/4” bolts, 2) 1/2” x 1-3/4” bolts and lock nuts.
  • Page 16 ASSEMBLY 2986-120 SPRING LOADED SCRAPER Step 6A. •...

  • Page 17: Optional Equipment

    ASSEMBLY INSTRUCTIONS OPTIONAL EQUIPMENT Assembly of 2986-108 Skid Shoe Kit. The Skid Shoe can be attached to both R.H. and L.H. coulter assemblies. Begin by removing (2) ½” x 2” bolts from the 2986-423 spring stop and save for the next step. Remove the bolts from the R.H. side when working on a R.H.
  • Page 18 ASSEMBLY INSTRUCTIONS OPTIONAL EQUIPMENT Attach optional sealing equipment to the Avenger at the sealer mount bracket using hardware that is supplied with the sealing equipment kit. For proper operation of the closing system in field adjustments will be required initially and as soil conditions change.

  • Page 19: Operation

    OPERATION Yetter Model 2986 25” coulter is designed to inject liquid material 4”-8” deep below the surface. Depth of operation of the coulter will vary depending on your particular application. IMPORTANT: For proper operation, the toolbar frame must operate level (for and aft) and at the correct height, usually 22”...
  • Page 20 OPERATION TOOLBAR FRAME HEIGHT ADJUSTMENT Figure A. The toolbar frames are equally 22”-25” off the ground. To ensure that frame heights are equal, it is important that measurements are taken. The tube frames should be parallel with the soil surface. Figure B.
  • Page 21 OPERATION INSTRUCTIONS RIGHT HAND ASSEMBLY DIRECTION OF TRAVEL 1. Adjust the shoe the same front and back. 2. Start with no gap between the blade and shoe. 3. Set the shoe just touching the blade. OPERATION MAINTENANCE LUBRICATION: Each coulter is equipped with (3) grease zerks. To ensure longevity and reliability of the coulter, the recommended lubrication schedule should be followed using general purpose grease at hourly intervals indicated on symbol.
  • Page 22 OPERATION MAINTENANCE BEARING ADJUSTMENT: 1. Raise the toolbar until the blade is clear of the ground. Place a safety stand under the toolbar. Remove the blade. Remove the hub cap, cotter pin, slotted nut, washer and spacer from the spindle shaft assembly. 2.

  • Page 23: Maintenance

    MAINTENANCE BEARING ASSEMBLY AND LUBRICATION Practice Safety Understand and practice safe service procedures before doing work. Follow ALL the operating, maintenance and safety information in the equipment operator manual. Clear the area of bystanders, especially small children, when performing any maintenance or adjustments.
  • Page 24 MAINTENANCE NOTE: Be certain to align the grease fitting with the slot in the wheel and the hubcap so that the grease can flow freely.
  • Page 25 MAINTENANCE Grease must fill this Hubcap cavity.
  • Page 26 Alternative Lubricants Conditions in certain geographical areas may require special lubricants and lubrication practices which do not appear in the operator's manual. If there are any questions, consult Yetter Manufacturing Co. to obtain latest information and recommendation. PART # DESCRIPTION...
  • Page 27 MAINTENANCE Lubrication Symbols Lubricate with grease at hourly interval indicated on symbol. Lubrication Intervals IMPORTANT: The recommended service intervals are based on normal conditions; severe or unusual conditions may require more frequent lubrication. Perform each lubrication and service procedure at the beginning and end of each season.
  • Page 28 • Clean machine thoroughly to remove all dirt, debris and crop residue, which would hold moisture and cause rusting. • Inspect machine for worn or broken parts. See your Yetter Farm Equipment dealer during the off-season so that parts or service can be acquired when machine is not needed in the field.

  • Page 29: Parts Identification

    PARTS IDENTIFICATION...
  • Page 30 PARTS IDENTIFICATION...
  • Page 31 PARTS IDENTIFICATION QTY. PART NUMBER DESCRIPTION 2550-065 HUB CAP, WILTON #909912-1 2986-329 MACH. CASTLE NUT 1 ¼-12 2531-124 3/16 X 2 COTTER PIN 2526-562 1 17/64 ID X 2 ¼ OD X 10 GA. MB BLK 2550-057 BEARING, KOYO #2788R 2986-403 MOUNTING HUB 2533-110...
  • Page 32 PARTS IDENTIFICATION 2986-108 MAIN ARM & SKID SHOE ASSEMBLY QTY. PART NUMBER DESCRIPTION 2502-348 5/8-11 X 11 HHCS GR 5 ZYD 2520-357 ½-13 HEX LOCK NUT ZYD 2986-327 LEVER MOUNTING PLATE 2986-324 LEVER PIVOT BUSHING 2986-308 TUBE, SPRING ADJUSTMENT 2986-326 SPRING ADJUSTING LEVER 2526-351 ½...
  • Page 33 PARTS IDENTIFICATION FOR COULTERS BUILT PRIOR TO 6-01-01...
  • Page 34 PARTS IDENTIFICATION FOR COULTERS BUILT PRIOR TO 6-01-01 2986-104 AVENGER SKID SHOE Qty. Part No. Description 2502-324 5/8-11 x 3-1/2 HHCS Gr. 5 ZP 2965-305 Pin, Furrowing Attachment ZYD 2986-337 Skid Shoe Adjustment Plate 2520-453 5/8-11 Jam Hex Nut ZP 2526-451 5/8 Std.
  • Page 35 PARTS IDENTIFICATION...
  • Page 36 PARTS IDENTIFICATION...
  • Page 37 PARTS IDENTIFICATION...
  • Page 38 PARTS IDENTIFICATION...

  • Page 39: Troubleshooting

    TROUBLESHOOTING Problem Solution 25" coulter blade creates soil disruption. Add optional skid shoe kit 2986-108 Increase skid shoe spring tension. Slot cut by 25" coulter blade fills and overflows Make sure maximum coulter operating depth is with material. reached (8”). Cut back volume of the material which is being applied.
  • Page 40 Canada. We’re even getting orders from as far away as Australia and Africa. So, when you buy Yetter products . . .you’re buying a name that’s recognized. A name that’s known and respected. A name that’s become a part of American agriculture and has become synonymous with quality and satisfaction in the field of conservation tillage.

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