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Unverferth ROLLING HARROW 1245 Manual

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Seedbed Tillage
CROSS-FOLD ROLLING HARROW
®
Models 1245/1245D
Soil Conditioner
Cross-Folding 32-40 Ft. Models
Beginning with Serial No. A61410100
Part No. 74919

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Summary of Contents for Unverferth ROLLING HARROW 1245

  • Page 1 Seedbed Tillage CROSS-FOLD ROLLING HARROW ® Models 1245/1245D Soil Conditioner Cross-Folding 32-40 Ft. Models Beginning with Serial No. A61410100 Part No. 74919...
  • Page 2 CROSS-FOLD ROLLING HARROW 1245/1245D — Introduction Foreword This symbol identifies important safety messages. When you see it, read the mes- sage that follows and be alert to the possibility of personal injury. Remember, safety instructions stated in this manual are for your protection. Read them care- fully and follow them closely when working around or using this machine.

  • Page 3: Product Information

    The information, specifications, and illustrations in the manual are on the basis of information avail- able at the time it was written. Due to continuing improvements in the design and manufacture of Unverferth products, all specifications and information contained herein are subject to change without notice.

  • Page 4: Table Of Contents

    CROSS-FOLD ROLLING HARROW 1245/1245D — Introduction Table of Contents Foreword ............................2 Product Information ........................3 SECTION I Safety General Hazard Information ....................... 1-2 Safety Decals ..........................1-3 Following Safety Instructions ..................... 1-4 Before Servicing ......................... 1-4 Before Operating ........................1-5 During Operation ........................1-5 Before Transporting ........................
  • Page 5 CROSS-FOLD ROLLING HARROW 1245/1245D — Introduction Table of Contents SECTION II Set Up General Set Up Information ....................... 2-2 12’ Base Shipping Bundles ....................... 2-3 12’ Base, 10-14’ Wing Shipping Bundles ................. 2-4 Optional Shipping Bundles & Accessories ................. 2-6 Main Frame/Tire &...
  • Page 6 CROSS-FOLD ROLLING HARROW 1245/1245D — Introduction Table of Contents SECTION III Operation General Operation Information ....................3-2 Preparing Tractor ........................3-2 Preparing Primary Tillage Tool ....................3-3 Rear Hitch On Primary Tillage Tool ..................3-3 Preparing Rolling Harrow ......................3-4 Bolts &...
  • Page 7 CROSS-FOLD ROLLING HARROW 1245/1245D — Introduction Table of Contents SECTION IV Maintenance Storage ............................4-2 Lubrication ..........................4-3 Replacing Rolling Harrow Basket Bearings ................4-4 Replacing Spring Assemblies ..................... 4-5 Hydraulic System ........................4-6 Troubleshooting ........................... 4-7 Torque Chart ..........................4-8 Hydraulic Fittings ........................
  • Page 8 CROSS-FOLD ROLLING HARROW 1245/1245D — Introduction Notes...

  • Page 9: Section I

    CROSS-FOLD ROLLING HARROW 1245/1245D — Safety SECTION I Safety General Hazard Information ....................... 1-2 Safety Decals ..........................1-3 Following Safety Instructions ..................... 1-4 Before Servicing ......................... 1-4 Before Operating ........................1-5 During Operation ........................1-5 Before Transporting ........................1-5 During Transport ......................... 1-5 Pressurized Oil ...........................

  • Page 10: General Hazard Information

    It is said that, “the best kind of a safety device is a careful operator.” We, at Unverferth Mfg. Co., Inc. ask that you be that kind of operator.

  • Page 11: Safety Decals

    CROSS-FOLD ROLLING HARROW 1245/1245D — Safety Safety Decals PART NO. 901891 PART NO. 97575 PART NO. 95136 PART NO. 97961 PART NO. 95605 PART NO. 95445 PART NO. 98229 PART NO. 94094 Part #9003127 Amber Reflector PART NO. 9829 SMV Emblem...

  • Page 12: Following Safety Instructions

    CROSS-FOLD ROLLING HARROW 1245/1245D — Safety Following Safety Instructions • Read and understand this operator’s manual before operating. • All machinery should be operated only by trained and authorized personnel. • To prevent machine damage, use only attachments and service parts approved by the manufacturer.

  • Page 13: Before Operating

    CROSS-FOLD ROLLING HARROW 1245/1245D — Safety Before Operating • Do not stand between towing vehicle and implement during hitching. • Always make certain everyone and everything is clear of the machine before beginning operation. • Verify that all safety shields are in place and properly secured.

  • Page 14: During Transport

    CROSS-FOLD ROLLING HARROW 1245/1245D — Safety During Transport • Comply with all laws governing highway safety when moving machinery. • Use transport lights as required by all laws to adequately warn operators of other vehicles. • Use good judgment when transporting equipment on highways.

  • Page 15: Preparing For Emergencies

    CROSS-FOLD ROLLING HARROW 1245/1245D — Safety Preparing for Emergencies • Keep a first aid kit and properly rated fire extinguisher nearby. • Keep emergency numbers for fire, rescue, and poison control personnel near the phone. Wearing Protective Equipment • Wear clothing and personal protective equipment appropriate for the job.
  • Page 16 CROSS-FOLD ROLLING HARROW 1245/1245D — Safety Notes...
  • Page 17 CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up SECTION II Set Up General Set Up Information ....................... 2-2 12’ Base Shipping Bundles ....................... 2-3 12’ Base, 10-14’ Wing Shipping Bundles ................. 2-4 Optional Shipping Bundles & Accessories ................. 2-6 Main Frame/Tire & Wheel ......................2-7 Hitch ............................

  • Page 18: General Setup Information

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up General Setup Information This section contains all of the instructions required for the complete assembly of the entire Rolling Harrow implement. For your safety, and the safety of others, use proper tools and equipment and always use safe working procedures.

  • Page 19: 12' Base Shipping Bundles

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Rolling Harrow - 12’ Base Shipping Bundles ITEM PART NO. DESCRIPTION 60911 Mounted Tire & Wheel W815-6-08 TL9.5LB15 8Ply 73025G Cross Fold Hitch Assembly (Green) 73025R Cross Fold Hitch Assembly (Red) 73146B Lights/Transport Marking Package...

  • Page 20: 12' Base, 10-14' Wing Shipping Bundles

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Rolling Harrow - 12’ Base 10’-14’ Wing Shipping Bundles...
  • Page 21 CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Rolling Harrow - 12’ Base 10’-14’ Wing Shipping Bundles WING QTY. ITEM PART NO. DESCRIPTION 10’ WINGS 11’ WINGS 12’ WINGS 13’ WINGS 14’ WINGS 74603B Basket & Frame 4’ (Double) Assembly 74581B Basket &...

  • Page 22: Optional Shipping Bundles & Accessories

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Optional Shipping Bundles & Accessories PART NO. DESCRIPTION NOTES 73131B Straight Spiked-Tooth Leveler Bar For Base & 10’ Wing Set 73132B Straight Spiked-Tooth Leveler Bar For Base & 11’ Wing Set 73133B Straight Spiked-Tooth Leveler Bar For Base &...

  • Page 23: Main Frame/Tire & Wheel

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Main Frame/Tire & Wheel 1. Using safe lifting devices rated at 1500 lbs. minimum, lift main frame assembly (73258G or 73258R) onto stands also rated at 1500 lbs. minimum. 2. Raise the front of machine until shipping strap and pins can be removed from the main frame assembly and rockshaft (FIG.
  • Page 24 CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Main Frame/Tire & Wheel (continued) • IMPROPERLY TORQUED WHEEL NUTS/BOLTS CAN CAUSE A LOSS OF IMPLEMENT CONTROL AND MACHINE DAMAGE. WHEEL NUTS/BOLTS MUST BE CHECKED REGU- LARLY. SEE TORQUE PAGE IN THE "MAINTENANCE" SECTION FOR PROPER WHEEL NUT/BOLT SPECIFICATIONS.

  • Page 25: Hitch

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Hitch If necessary, install optional leveler bar kits now. See optional leveler bar assembly in this section. If no leveler bars will be installed on this machine, the mounting arms should be placed in the lock-up position to prevent dragging or accumulating of debris.

  • Page 26: Jack

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Jack 1. With the hoist or lifting devices still attached to the cross fold hitch assembly, attach the jack mounting arm (75906G or 75906R) to the rear of the main frame with the existing hardware as shown in FIG.
  • Page 27 CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Jack (continued) NOTE: See FIG. 2-7 for “Parked Position” and FIG. 2-8 for “Working Position”. Working Position Parked Position FIG. 2-7 FIG. 2-8 If the gooseneck hitch assembly is being used, FIG. 2-9 gradually release the safe lifting device retaining the hitch.

  • Page 28: Transport Chain

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Transport Chain 1. Attach the transport chain (94098) with a rating of 10,100 lbs. to the front, left-hand side of the tongue/hitch using large flat washer (85723), 7/8”-9UNC x 3 1/2” capscrew (9390-170), and 7/8”-9UNC locknut (91141) as shown in FIG.

  • Page 29: Hose Holders

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Hose Holders 1. Attach the small hose holder (902979B) using 1/2”-13UNC x 1 3/4” capscrew (9390-102), 1/2”-13UNC x 6 1/2” 1/2” flat washer (9405-088), and 1/2”-13UNC Capscrew (9390-116) locknut (9800) as shown in FIG. 2-11.

  • Page 30: Wings

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Wings 1. Using safe lifting devices rated at 1000 lbs. minimum, lift the right-hand wing assembly and attach it to the main frame assembly using the hardware in the wing hinge area as shown in FIG.
  • Page 31 CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Wings (continued) 3. Open the parts box/crate (73330B) and locate the 4” x 30” hydraulic cylinders (73576B). 4. Fasten the base end of the 4” x 30” cylinder (73576B) with a base end port facing down to the right-hand wing assembly with pin 1”...
  • Page 32 CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Wings (continued) 6. Assemble the spring can weldment (73566B), rod weldment (73570B), compression spring Left-Hand (9004371), yoke weldment (73562B), 3/4”- Wing Shown 10UNC x 6” capscrew (91175), and hex nut (9394-016) as shown in FIG. 2-15.

  • Page 33: Wing Lift Wheel Assembly

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Wing Lift Wheel Assembly • IMPROPERLY TORQUED WHEEL NUTS/BOLTS CAN CAUSE A LOSS OF IMPLEMENT CONTROL AND MACHINE DAMAGE. WHEEL NUTS/BOLTS MUST BE CHECKED REGU- LARLY. SEE TORQUE PAGE IN THE "MAINTENANCE" SECTION FOR PROPER WHEEL NUT/BOLT SPECIFICATIONS.

  • Page 34: Smv Emblem

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Wing Lift Wheel Assembly (continued) 4. Fasten the base end of the 3” x 10” cylinder (902760) with the ports facing up to the right-hand wing assembly with 1” Dia. x 4” pin (85631) and 1/4” Dia. x 1 7/8” spiral pins (91144-165) as shown in FIG.

  • Page 35: Transport Cylinder Stops

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Transport Cylinder Stops The transport cylinder stops (73130B) can be FIG. 2-20 attached to the hitch frame as shown in FIG. 2-20 with clevis pins (92955) and hairpin cot- ters (9514). Working Position...

  • Page 36: Hose Routing Diagrams

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Hydraulic Assembly (continued) Hose Routing Diagram 1 Single Hydraulics With Combination Valve #903045 9501695 (114”) 9501679 9501694 9501691 9501702 (22”) (34”) (228”) (174”) 9501694 (34”) 9501702 (174”) 9501702 (174”) To Tractor 2-20...

  • Page 37: Purging A Hydraulic System

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Hydraulic Assembly (continued) 2. Install velcro hose wrap (75884). With the wings unfolded and all hydraulic hoses as- sembled install hose wrap (75884) to each hinge area. Wrap all hoses passing through the hose retaining ring and center wrap on the ring. Use cable ties (94037) to fasten the hose wrap on the ends and 3”-4”...
  • Page 38 CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Hydraulic Assembly (continued) 6. Fasten the rod end of the right-hand and FIG. 2-23 left-hand wing lift wheel assembly cylinders and gravity latches (73118B) with 1” Dia. x 5 1/8” pins (88038) and 1/4” Dia. spiral pins...

  • Page 39: Weight Transfer System Initial Settings

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Weight Transfer System Initial Settings 1. Tighten left-hand wing adjustment bolt until there is 2 1/8 inches from the top of the spring can to the under side of the adjustment bolt (FIG. 2-24A). Tighten the jam nut against the spring can.

  • Page 40: Wing Stands

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Wing Stands 1. Loosely mount the wing stand (89941B) to Right-Hand the front of the right-hand wing with stand Wing plates (89944B), 1/2”-13UNC x 5” capscrews (9390-113), and 1/2”-13UNC locknuts (9800) as shown in FIG. 2-25 and 2-26.
  • Page 41 CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Wing Stands (continued) 2. Loosely mount the wing stand (89941B) to the rear of the left-hand wing with stand plates (89944B), 1/2”-13UNC x 5” capscrews (9390-113), and 1/2”-13UNC locknuts (9800) as shown in FIG. 2-27.

  • Page 42: Drum Scraper Assembly

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Drum Scraper Assembly 1. Locate scrapers, bar mounts and hardware bags. 2. Install arm (75564B) to scraper using 1/2”- Fig. 2-31 13UNC x 1 1/2” carriage bolts (9388-104) passing bolt through arm first. (FIG. 2-31) NOTE: 4’...

  • Page 43: Basket & Frame Assembly

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Basket & Frame Assembly Pin (82381) 1. Connect the Rolling Harrow implement to a tractor. Raise the machine, but keep the wings unfolded. Install transport locks on main frame axle cylinders. Block the wings to remain level with the main frame.
  • Page 44 CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Basket & Frame Assembly (continued) 4. Using a safe lifting device rated at 350 lbs. minimum, lift basket assembly into position on the mounting arms. Identify baskets and mating wings using Table 3-2 and FIG. 2-32.

  • Page 45: Optional Leveler Bar Assembly

    2. See Adjustments Section for procedure to adjust leveling bar tension. 3. Determine the style of leveler bar to be installed and follow instructions for that style. Unverferth Manufacturing does not recommend mixing leveler bar styles on a machine. See torque chart for proper tightening of all leveler bar hardware.
  • Page 46 CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Optional Leveler Bar Assembly (continued) Diagonal Tooth Leveler Bar Diagonal tooth leveler bars come in right-hand and left-hand assemblies. The teeth will point diagonally to the outside of the machine on each assembly.
  • Page 47 CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Optional Leveler Bar Assembly (continued) Coil Tine Leveler Bar 1. Refer to the chart below to identify the coil tine leveler bars needed for each section (FIG. 2-37). “A” DIM. ONE-BAR ANGLE (FIG. 2-37)
  • Page 48 CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Optional Leveler Bar Assembly (continued) 5. Remove both 5/16”-18UNC x 1 3/4” cap- screws (9390-062) and 5/16-18UNC locknuts (9928) on a tine directly behind a base frame or wing transport tire. See Fig 2-39.

  • Page 49: Diagonal Tooth One-Bar Layouts

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Diagonal Tooth One-Bar Layouts Use these layouts to locate diagonal tooth one-bars with “Y” tooth as shown. NOTE: On wings, right-hand view shown, assemble left-hand in the same manner. 2-33...
  • Page 50 CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Diagonal Tooth One-Bar Layouts (continued) 2-34...

  • Page 51: Transport Marking & Light Kit

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Transport Marking & Light Kit (73146B) Before installing this kit, lower machine completely to the ground and block securely. Set parking brake on tractor, release any pressure in hydraulic system, and shut tractor engine off.
  • Page 52 CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Transport Marking & Light Kit (73146B) (continued) 2. Attach the guard bracket (89609B) to the outer most front corners of the main frame as shown in FIG. 2-48 and FIG. 2-49 using two 3/8”-16UNC x 1” capscrews and locknuts (9928).

  • Page 53: Transport Markings

    Be sure reflectors are in locations shown in parts section of this manual. These reflectors are required to comply with ASABE standards. If you do not meet the ASABE standards, contact your UNVERFERTH dealer to order reflectors needed. HITCH A-FRAME...

  • Page 54: Wiring Harness

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Transport Marking & Light Kit (73146B) (continued) Wiring Harness When installing the harnesses, do not cut or break the wire coverings. Tie harnesses away from moving parts, such as cylinders and folding links. The wiring harnesses consist of four pieces, the main harness, the cross harness, and two extension harnesses.
  • Page 55 CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Transport Marking & Light Kit (73146B) (continued) Wiring Harness (continued) FIG. 2-52 2-39...

  • Page 56: Optional Reinforcement Disc Part #74964

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Optional Reinforcement Disc Part #74964 This option is for reinforcing both the regular and aggressive basket in rocky soils. This ac- cessory will provide additional stiffness to your basket. • TIPPING OR MOVEMENT OF THE MACHINE CAN CAUSE SERIOUS INJURY OR DEATH.
  • Page 57 CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Optional Reinforcement Disc Part #74964 (continued) 3. Remove powder coating before welding. Secure discs into place by tack welding. Aggressive Basket Weld where discs and basket blades are in contact (FIG. 2-43 & 2-44).

  • Page 58: Optional Pilot Check Valve Part #91240

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Optional Pilot Check Valve (Part #91240) This option is for use with primary tillage tools having rephasing hydraulic cylinders. This op- tion prevents the ROLLING HARROW implement from drifting down from the transport position.

  • Page 59: Optional Dual Hydraulic Kit #74704Fs

    Each system will then require its own remote control valve from the tractor or must be plumbed into existing circuits on the primary tillage tool. Unverferth Manufacturing recommends that the regular machine hydraulics be completely in- stalled before installing a dual hydraulic kit.
  • Page 60 CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Optional Dual Hydraulic Kit #74704FS (continued) Dual Hydraulics With Combination Valve #903045 FIG. 2-47 2-44...

  • Page 61: Optional Wear Guard Kit (Basket Models Only)

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Optional Wear Guard Kit (Basket Models Only) 1. Park the unit on a firm, level surface. Unfold the wings into the field working position, and lower the machine to the ground. Block the wheels on the machine to keep it from moving.

  • Page 62: Optional Tire Scraper Kit #89360B

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Optional Tire Scraper Kit (89360B) 1. Park the unit on a firm, level surface and unfold the wings. Lower machine until baskets are in contact with ground. Block the tires on the machine to keep it from moving. Set the tractor’s parking brake, shut-off the engine, and remove the ignition key.

  • Page 63: Gooseneck Hitch Assembly (Optional)

    CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Gooseneck Hitch Assembly (Optional) • KEEP HANDS CLEAR OF PINCH POINT AREAS. • EYE PROTECTION AND OTHER APPROPRIATE PERSONAL PROTECTIVE EQUIPMENT MUST BE WORN WHILE SERVICING THE IMPLEMENT. • FALLING OBJECTS CAN CAUSE SERIOUS INJURY OR DEATH. DO NOT WORK UNDER THE MACHINE AT ANY TIME WHILE BEING HOISTED.
  • Page 64 CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Gooseneck Hitch Assembly (Optional) (continued) 2. Remove the fourteen 5/8”-11UNC x 1 3/4” capscrews (9390-123), ten 5/8”-11UNC x 5 1/2” capscrews (9390-135), 5/8” flat washers (9405-098), four plates (78413B) and 5/8”-11UNC locknuts (9801) from the left-hand and right-hand gooseneck hitch adapters.
  • Page 65 CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Gooseneck Hitch Assembly (Optional) (continued) 3. With the hitch still supported with a safe lifting device up to 1400 lbs., use an additional safe lifting device up to 150 lbs. and adjust the vertical post of the hitch by removing the 1”-8UNC x 8 1/2”...
  • Page 66 CROSS-FOLD ROLLING HARROW 1245/1245D — Set Up Notes 2-50...
  • Page 67 CROSS-FOLD ROLLING HARROW 1245/1245D — Operation SECTION III Operation General Operation Information ....................3-2 Preparing Tractor ........................3-2 Preparing Primary Tillage Tool ....................3-3 Rear Hitch On Primary Tillage Tool ..................3-3 Preparing Rolling Harrow ......................3-4 Bolts & Nuts........................3-4 Pins ............................

  • Page 68: General Operation Information

    CROSS-FOLD ROLLING HARROW 1245/1245D — Operation General Operation Information • READ AND UNDERSTAND SAFETY RULES BEFORE OPERATING OR SERVICING THIS MACHINE. REVIEW "SAFETY" SECTION IN THIS MANUAL IF NECESSARY. Read this operation section thoroughly. Acquaint yourself with the adjustments required to obtain efficient and trouble-free operations.

  • Page 69: Preparing Primary Tillage Tool

    CROSS-FOLD ROLLING HARROW 1245/1245D — Operation Preparing Primary Tillage Tool Follow these recommendations if the Rolling Harrow implement will be connected to another tillage tool. Refer to the units “Operator’s Manual” for specifications, setup, maintenance, and operating procedures of this unit.

  • Page 70: Preparing Rolling Harrow

    CROSS-FOLD ROLLING HARROW 1245/1245D — Operation Preparing Rolling Harrow Perform the service checks as outlined below. Repair or replace any damaged or worn parts before operating. Bolts And Nuts Before going to the field, check all hardware for tightness. Recheck all bolts for tightness, after the unit has been operated for several hours.

  • Page 71: Attaching Rolling Harrow Implement To Primary Tillage Tool Or Tractor

    CROSS-FOLD ROLLING HARROW 1245/1245D — Operation Attaching Rolling Harrow Implement To Primary Tillage Tool or Tractor Before attaching the ROLLING HARROW to your primary tillage tool or tractor, adjust the extended length of the hitch tube to give adequate turning clearance between the two ma- chines when turning on the ends.

  • Page 72: Hydraulic Hook-Up

    See your Unverferth dealer to order this valve. See SETUP section for hydraulic hook-up. Raise unit into transport position and install cylinder transport locks (FIG. 3-2).

  • Page 73: Unfolding The Wings

    CROSS-FOLD ROLLING HARROW 1245/1245D — Operation Unfolding The Wings • KEEP CLEAR OF POWER LINES WHEN FOLDING/UNFOLDING WINGS. WINGS MAY BECOME TALLER THAN SOME POWER LINES DURING THE FOLD CYCLE CAUSING ELECTROCUTION AND SERIOUS INJURY OR DEATH. • Follow one of these procedures to avoid damaging the Rolling Harrow during the wing unfolding process.

  • Page 74: Transport Chain

    CROSS-FOLD ROLLING HARROW 1245/1245D — Operation Transport Chain • ALWAYS USE TRANSPORT CHAIN WHEN TRANSPORTING IMPLEMENTS. FAILURE TO USE CHAIN COULD CAUSE PERSONAL INJURY OR DAMAGE IF IMPLEMENTS BECOME DISENGAGED. FIG. 3-5 shown with hook-up between trac- tor and Rolling Harrow implement. Always use intermediate support when connecting the implement directly to a tractor.

  • Page 75: Transporting

    Compliance with all lighting and marking laws is the responsibility of the operator at the time of travel. Please see federal regulation 49 CFR 562; available at www.govinfo.gov for US federal law requirements. See your Unverferth dealer for additional brackets, reflectors, or lights to meet your require- ments.
  • Page 76 CROSS-FOLD ROLLING HARROW 1245/1245D — Operation Transporting (continued) For safe transporting of these implements, the transport speed should never exceed 10 M.P.H. in the field or over rough terrain. Reduce transport speed to maintain full control of the implement and tractor at all times.

  • Page 77: Unhitching

    CROSS-FOLD ROLLING HARROW 1245/1245D — Operation Unhitching • RISING OR FALLING TONGUE CAN CAUSE SERIOUS INJURY OR DEATH. USE JACK TO SUPPORT IMPLEMENT BEFORE REMOVING HITCH PIN. • IF UNIT IS UNHOOKED IN THE TRANSPORT POSITION, INSTALL HYDRAULIC CYLIN- DER TRANSPORT LOCKS (FIG. 3-8) AND LOWER JACKSTAND TO GROUND BEFORE UNHOOKING UNIT.

  • Page 78: Field Adjustments

    CROSS-FOLD ROLLING HARROW 1245/1245D — Operation Field Adjustments Wing Weight Transfer System The weight transfer system is designed to make adjustments for optimum wing down pres- sure on any wing size. Initial settings can be found in the “SETUP” section of this manual.

  • Page 79: Basket Running Position

    CROSS-FOLD ROLLING HARROW 1245/1245D — Operation Field Adjustments (continued) Basket Running Positions The Rolling Harrow basket assemblies consist of an aggressive basket with the blades angled forward and a regular basket with the blades positioned perpendicular to the center shaft.

  • Page 80: Leveler Bar

    CROSS-FOLD ROLLING HARROW 1245/1245D — Operation Leveler Bar The optional level bar is designed to improve the seedbed leveling capabilities of your Rolling Harrow implement. This accessory can be ordered with your unit or added later; see your dealer for details. Spike tooth, diagonal tooth, and coil tine leveler bars are available.

  • Page 81: Spike Bar Adjustment

    CROSS-FOLD ROLLING HARROW 1245/1245D — Operation Leveler Bar (continued) Spike Bar Adjustment The spike tooth leveler bar can be mounted FIG. 3-14 in any of the 3 holes of the hanger. Set the spike bar lower for more leveling action. The...

  • Page 82: Tool Free Style Leveler Bar Lock-Up

    CROSS-FOLD ROLLING HARROW 1245/1245D — Operation Leveler Bar (continued) Tool-Free Style — Leveler Bar Lock-Up In very high residue conditions or when less tillage action is desired, all types of leveler bars may be locked up so they will not contact the ground.

  • Page 83: Basket Pitch Adjustments

    CROSS-FOLD ROLLING HARROW 1245/1245D — Operation Basket Pitch Adjustment In some conditions, it may be desirable to limit the float of the basket frame. Only limit the float sufficiently to improve performance. Excessive float limitation may damage the machine. •...
  • Page 84 CROSS-FOLD ROLLING HARROW 1245/1245D — Operation Basket Pitch Adjustment (Optional) (continued) 4. Install pin and spacer in the third hole from the front with the plate facing the mount- ing arm. Reposition into alternate holes as necessary for field conditions.
  • Page 85 CROSS-FOLD ROLLING HARROW 1245 — Maintenance SECTION IV Maintenance Storage ............................4-2 Lubrication ..........................4-3 Replacing Rolling Harrow Basket Bearings ................4-4 Replacing Spring Assemblies ..................... 4-5 Hydraulic System ........................4-6 Troubleshooting ........................... 4-7 Torque Chart ..........................4-8 Hydraulic Fittings ........................4-8 Wheels and Tires ........................

  • Page 86: Storage

    CROSS-FOLD ROLLING HARROW 1245/1245D — Maintenance Storage Your implement is an important investment. Spend a little time to protect it from destructive rust and corrosion. You will be repaid in longer service life and better performance. Do the following before placing the implement in storage: 1.

  • Page 87: Lubrication

    CROSS-FOLD ROLLING HARROW 1245/1245D — Maintenance Lubrication Be sure to lubricate the indicated points of the Rolling Harrow implement as outlined. SEASON LOCATION HOURS BEGINNING AXLE & WING TRANSPORT WHEELS - 8 lube fittings ü ü - grease gun WING HINGE POINTS - 16 lube fitting ü...

  • Page 88: Replacing Rolling Harrow Basket Bearings

    • EYE PROTECTION AND OTHER APPROPRIATE PERSONAL PROTECTIVE EQUIPMENT MUST BE WORN WHILE SERVICING IMPLEMENT. 1. Unverferth Manufacturing bearing replacement kit (74006) is available for the ROLLING HARROW baskets. 2. Park unit on a firm level surface. Unfold wings, lower the ROLLING HARROW to...

  • Page 89: Replacing Spring Assemblies

    CROSS-FOLD ROLLING HARROW 1245/1245D — Maintenance Replacing Rolling Harrow Basket Bearings (continued) 11. Push the basket back into the frame. Align the hole in the stub shaft with the hole in the frame side plate. Thread the new 5/8”-11UNCx 1 1/4” capscrew into the stub shaft until the epoxy begins to engage.

  • Page 90: Hydraulic System

    CROSS-FOLD ROLLING HARROW 1245/1245D — Maintenance Hydraulic System NOTE: For plumbing diagram, refer to “Hydraulic Diagram 1”. Refer to PARTS section for hydraulic components detail listing. STANDARD SINGLE HYDRAULIC OPERATION Proper valve function: On the raise cycle, the unit should raise completely then fold. On the lower cycle, the unit will lower/unfold at the same time.

  • Page 91: Troubleshooting

    CROSS-FOLD ROLLING HARROW 1245/1245D — Maintenance Troubleshooting — Hydraulics Not Functioning Properly PROBABLE CAUSE CORRECTION Incorrect hose hook-up to tractor control Refer to Tractor Operator’s Manual for levers valve and control lever arrangement Insufficient tractor hydraulic pressure Check hydraulic reservoir oil level Refer to tractor “Operator’s Manual”...

  • Page 92: Hydraulic Fittings

    CROSS-FOLD ROLLING HARROW 1245/1245D — Maintenance Complete Torque Chart – Capscrews - Grade 5 NOTE: Grade 5 capscrews can be identified by three radial dashes on head. NOTE: For wheel torque requirements, refer to Wheels and Tires. NOTE: Tighten U-bolts to have the same number of threads exposed on each end.

  • Page 93: Wheels And Tires

    CROSS-FOLD ROLLING HARROW 1245/1245D — Maintenance Wheels and Tires Wheel Nut Torque • IMPROPERLY TORQUED WHEEL NUTS/BOLTS CAN CAUSE A LOSS OF IMPLEMENT CONTROL AND MA CHINE DAMAGE. TORQUE WHEEL NUTS/BOLTS TO VALUES IN TABLE. CHECK TORQUE BEFORE INITIAL USE, AFTER ONE HOUR OF USE, AND EACH HOUR UNTIL WHEEL NUTS/BOLTS MAINTAIN TORQUE VALUE.

  • Page 94: Tire Warranty

    CROSS-FOLD ROLLING HARROW 1245/1245D — Maintenance Wheels and Tires Tire Warranty For questions regarding new tire warranty, please contact your local original equipment tire dealer. Used tires carry no warranty. Following are phone numbers and Websites for your convenience: Firestone www.firestoneag.com...
  • Page 95 CROSS-FOLD ROLLING HARROW 1245/1245D — Parts SECTION V Parts Hitch Components ........................5-2 Main Frame Components ......................5-4 Wing Components ........................5-6 Rolling Harrow Basket ....................... 5-8 Basket Pin Up & Storage Box Components................5-11 Leveler Bar Components ......................5-12 Leveler Bar Assemblies......................
  • Page 96 CROSS-FOLD ROLLING HARROW 1245/1245D — Parts ITEM Hitch Components...

  • Page 97: Hitch Components

    CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Hitch Components ITEM PART NO. DESCRIPTION 83301B Hitch Clevis 87754 U-Channel 89045G Stop Weldment =Green= 89045R Stop Weldment =Red= 9003127 Reflector =Amber= 900706 Decal, Stripe (4 x 36) 900732 Decal, Stripe (4 x 14)

  • Page 98: Main Frame Components

    CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Main Frame Components...
  • Page 99 CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Main Frame Components ITEM PART NO. DESCRIPTION ITEM PART NO. DESCRIPTION 89501679B Pivot Arm Weldment 9390-019 Capscrew 1/4-20UNC x 5 91160 Grease Zerk 9390-157 Capscrew 3/4-10UNC x 6 89902 Pin Weldment 2” Dia. x 5 11/16 73354G Main Frame 12’...

  • Page 100: Wing Components

    CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Wing Components...
  • Page 101 CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Wing Components ITEM PART NO. DESCRIPTION ITEM PART NO. DESCRIPTION Mounted Tire & Wheel Rest Bracket 60911 89941B (Off White) Weldment Mounted Tire & Wheel 89944B Bar/Strap 60911SM (Silver Mist) 9004371B Compression Spring 73084 Pin 1 1/2”...
  • Page 102 CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Rolling Harrow Basket Components...
  • Page 103 CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Rolling Harrow Basket Components ITEM PART NO. DESCRIPTION NOTE 74845B Basket & Frame 3’ Assembly 74846B Basket & Frame 4’ Assembly 74828B Basket & Frame 5’ Assembly 74847B Basket & Frame 6’ Assembly 74842B Frame 3’...

  • Page 104: Rolling Harrow Basket

    CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Rolling Harrow Basket Components (continued) ITEM PART NO. DESCRIPTION NOTES 76030B Drum & Frame 3’ Assembly 76031B Drum & Frame 4’ Assembly 76008B Drum & Frame 5’ Assembly 76032B Drum & Frame 6’ Assembly...

  • Page 105: Basket Pin Up & Storage Box Components

    CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Basket Pin Up & Storage Box Components Please visit www.unverferth.com/parts/ for the most current parts listing. Model 1245D - Standard Model 1245 - Optional ITEM PART NUMBER DESCRIPTION NOTES 77401B Storage Box Bracket Assembly...

  • Page 106: Leveler Bar Components

    CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Leveler Bar Components 5-12...
  • Page 107 CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Leveler Bar Components ITEM PART NO. DESCRIPTION ITEM PART NO. DESCRIPTION 74676B Tooth/Diagonal - Left-Hand 9634P Spike Tooth 74672B Tooth/Diagonal - Right-Hand 9635 V-Bolt 3/8-16UNC (Gr. 2) 74671B Tooth/Diagonal “Y” - Left-Hand 9800 Locknut 1/2-13UNC 74670B Tooth/Diagonal “Y”...

  • Page 108: Leveler Bar Assemblies

    CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Leveler Bar Assemblies 5-14...
  • Page 109 CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Leveler Bar Assemblies ITEM PART NO. DESCRIPTION 73131B Straight Spike-Tooth One Bar Bundle for 32’ Cross Fold 73132B Straight Spike-Tooth One Bar Bundle for 34’ Cross Fold 73133B Straight Spike-Tooth One Bar Bundle for 36’ Cross Fold 73134B Straight Spike-Tooth One Bar Bundle for 38’...

  • Page 110: Combination Valve #903045 Components

    CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Combination Valve #903045 Components 5-16...
  • Page 111 CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Combination Valve #903045 Components ITEM PART NO. DESCRIPTION QTY. 903072 Aluminum Block 903078 Pilot Pistion 903077 Cartridge Flow Divider 903099 Seal Kit for Cartridge Flow Divider 903074 Check Valve 903097 Seal Kit for Check Valve...

  • Page 112: Hydraulics With Combination Valve #903045

    CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Hydraulics With Combination Valve #903045 5-18...
  • Page 113 CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Hydraulics With Combination Valve #903045 ITEM PART NO. DESCRIPTION QTY. 9003514 Hose 3/8 x 136 (9/16-18 JIC Female x 9/16-18 JIC Female) 9501691 Hose 3/8 x 228 (9/16-18 JIC Female x 9/16-18 JIC Female)

  • Page 114: Dual Hydraulic Kit #74704 For Valve #903045

    CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Dual Hydraulic Kit #74704FS For Valve #903045 5-20...
  • Page 115 CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Dual Hydraulic Kit #74704FS For Valve #903045 ITEM PART NO. DESCRIPTION QTY. 9001850 Cap Nut 91383 Male Tip Coupling 3/4-16 O-Ring Female 91511 Dust Cap 92927 Adapter 9/16-18 JIC Male x 3/4-16 O-Ring Male...

  • Page 116: Wing Transport Wheel & Hub Components

    CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Wing Transport Wheel & Hub Components Parts List ITEM DESCRIPTION 60911 TIRE/WHEEL ASY 73118@ GRAVITY LATCH WELD'T 85631 PIN 1DX4 HRN & ZYD-PLATE 88038 88047 WELD PIN 89929@ AXLE LH PAINTED 89933@ WHEEL BRACKET PNTD...
  • Page 117 CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Wing Transport Wheel & Hub Components ITEM PART NO. DESCRIPTION 60911 Mounted Tire & Wheel (7.6-15 8-Ply Tire) W815-6-08 Implement Wheel 9002500 Valve Stem 73118B Gravity Latch Weldment 85631 Pin 1” Dia. x 4 88038 Pin 1”...
  • Page 118 CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Tranport Marking & Light Kit (73146B) 5-24...
  • Page 119 CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Tranport Marking & Light Kit (73146B) ITEM PART NO. DESCRIPTION 22790 Cross Wiring Harness 132” 89911B Light Bracket 86421 Wiring Extension 48” 89467 Main Wiring Harness 336” 89609B Guard 9000106 Cable Tie 6” Long...

  • Page 120: Wear Guard Kit (Basket Models Only)

    CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Wear Guard Kit (Basket Models Only) ITEM PART NO. DESCRIPTION NOTES 73903B Wear Guard Kit 73220B Wear Guard 73901 Instruction Sheet 901563 Button Head Screw 5/16-18UNC x 1 9807 Locknut 5/16-18UNC 5-26...

  • Page 121: Optional Lock/Check Valve

    CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Optional Lock/Check Valve ITEM PART NO. DESCRIPTION NOTES Connecting Rolling Harrow to 91240 Lock/Check Valve lead machine that uses rephase hydraulics 5-27...

  • Page 122: A-Frame Gooseneck Hitch Assembly (Optional)

    CROSS-FOLD ROLLING HARROW 1245/1245D — Parts A-Frame Gooseneck Hitch Assembly (Optional) Please visit www.unverferth.com/parts/ for the most current parts listing. 5-28...
  • Page 123 CROSS-FOLD ROLLING HARROW 1245/1245D — Parts A-Frame Gooseneck Hitch Assembly (Optional) Please visit www.unverferth.com/parts/ for the most current parts listing. ITEM PART NO. DESCRIPTION NOTES 77737G A-Frame Gooseneck Hitch Assembly =Green= 77737R A-Frame Gooseneck Hitch Assembly =Red= 77736G A-Frame Gooseneck Hitch w/Decals =Green=...

  • Page 124: Gooseneck Hitch Adapters (Optional)

    CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Gooseneck Hitch Adapters (Optional) Please visit www.unverferth.com/parts/ for the most current parts listing. 5-30...
  • Page 125 CROSS-FOLD ROLLING HARROW 1245/1245D — Parts Gooseneck Hitch Adapters (Optional) Please visit www.unverferth.com/parts/ for the most current parts listing. ITEM PART NO. DESCRIPTION NOTES 78411G Gooseneck Adapter Left-Hand Weldment =Green= 78411R Gooseneck Adapter Left-Hand Weldment =Red= 78416G Gooseneck Adapter Right-Hand Weldment =Green=...
  • Page 126 L:\MANUALS\ROLLINGHARROW1245\\74919.indd////May 2015-0//May 2016-1//June 2017-2//August 2017-3//February 2019-4//FEBRUARY 2021-5/MARCH 2022-7...

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