GREAT PLAINS BD7600 Operator's Manual
  1. Manuals
  2. Brands
  3. GREAT PLAINS Manuals
  4. Farm Equipment
  5. BD7600
  6. Operator's manual

GREAT PLAINS BD7600 Operator's Manual

Min-till 50 foot 3-section drill
Hide thumbs Also See for BD7600:
Table of Contents

Advertisement

Quick Links

Download this manual
Great Plains
Min-Till Drill
OPERATOR MANUAL
MODEL BD7600 50 Foot 3-Section Drill
DrillCommand Version 02.02.04.00 - 02.03.07.04
Table of Contents
Original Instructions
!
Index
Read the operator manual entirely. When you see
this symbol, the subsequent instructions and
warnings are serious - follow without exception.
Your life and the lives of others depend on it!
Illustrations may show optional equipment not
supplied with standard unit.
195-615m

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the BD7600 and is the answer not in the manual?

Questions and answers

Related Manuals for GREAT PLAINS BD7600

Summary of Contents for GREAT PLAINS BD7600

  • Page 1 Table of Contents Index Great Plains Min-Till Drill OPERATOR MANUAL MODEL BD7600 50 Foot 3-Section Drill DrillCommand Version 02.02.04.00 - 02.03.07.04 195-615m Original Instructions Read the operator manual entirely. When you see this symbol, the subsequent instructions and warnings are serious - follow without exception.
  • Page 2 Machine Identification Record your machine details in the log below. If you replace this manual, be sure to transfer this information to the new manual. If you or the dealer have added options not originally ordered with the machine, or removed options that were originally ordered, the weights and measurements are no longer accurate for your machine.
  • Page 3 Printed 05/04/2023 | English Great Plains reserves the right to revise and improve its products at any time. This publication describes the state of this product at the time of its publication, and may not reflect the product in the future. The content of this publication may be changed without notice.
  • Page 4 Trademarks of Great Plains Manufacturing, Inc. include: AccuShot, DrillCommand, Max-Chisel, Row-Pro, Singulator Plus, Short Disk, Swath Command, Terra-Tine, Ultra-Chisel, and X-Press. Registered trademarks of Great Plains Manufacturing, Inc. include: Air-Pro, Clear-Shot, Discovator, Great Plains, Land Pride, MeterCone, Nutri-Pro, Seed-Lok, Solid Stand, Terra-Guard, Turbo-Chisel, Turbo-Chopper, Turbo-Max, Turbo-Trill, Ultra-Till, Whirlfilter, and Yield-Pro.

  • Page 5: Table Of Contents

    Ground Drive Setup ..... . 18 Dual Markers Operation ....41 Great Plains | 195-615m | 05/04/2023...
  • Page 6 Low Speed Sprocket Kits ....55 Maintenance ......56 Great Plains | 195-615m | 05/04/2023vi Great Plains l 195-615mvi...

  • Page 7: Introduction

    Your machine’s parts were specially designed and should A drill equipped with two-compartment boxes allow two only be replaced with Great Plains parts. Always use the different materials to be put down in the same field pass. serial and model number when ordering parts from your Dividers separate each drill box into two compartments dealer.

  • Page 8: Target Group For Operator Manual

     Range of Application This product is classified as replaceable equipment in accordance with EC directive 2006/42/EC and agricultural implement in accordance with ASABE S390. Great Plains | 195-615m | 05/04/20232 2Great Plains l 195-615m...

  • Page 9: Safety Information

     Non-Great Plains components on this machine may contain additional safety information not found in this The notice symbol indicates a potential for machine manual.

  • Page 10: Machine Use

     Do not operate near ditches, holes, steep slopes, embankments, or other surfaces which may collapse under the machine’s weight or tip the machine over. Great Plains | 195-615m | 05/04/2023 4 4Great Plains l 195-615m...

  • Page 11: Machine Maintenance

     Detach the tractor. Secure the implement using blocks.  Stay clear of and never step over any rotating parts. Great Plains | 195-615m | 05/04/2023...

  • Page 12: Safety Decals

    Read and follow decal directions. Keep all safety decals clean and legible. Replace all damaged, faded, or missing decals. Order new decals from your Great Plains dealer. Refer to this section for proper decal placement. When ordering new parts or components, also request corresponding safety decals.
  • Page 13 Two reflectors on the rear of center walkboard. two on the rear of each wing walkboard, and one on each end of center walkboard. 71490B Two reflectors under center walkboard. 71490C Two reflectors under each wing walkboard. 71490A 71490D Great Plains | 195-615m | 05/04/2023...
  • Page 14 818-337C Rev. B 71491 One decal on the tongue near the hitch. Pinch/Crush Hazard 818-045C One decal on each side of the tongue near the transport 71491 hooks 71491 Great Plains | 195-615m | 05/04/20238 Great Plains l 195-615m 8...
  • Page 15 Transport Tires: Never stand on or use transport tires as a step. Tires not in contact with the 71474 ground will rotate easily. 818-398C Two decals - One decal on each end of rockshaft. 71492 Great Plains | 195-615m | 05/04/2023...
  • Page 16 One decal on left end of rockshaft near transport lock. Review safety instructions with all operators annually. 818-587C Rev. B WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov One decal on the tongue near the hitch. 71492 71491 Great Plains | 195-615m | 05/04/202310 Great Plains l 195-615m 10...
  • Page 17 Inflation or Torquing of Wheel Bolts: 848-512C One decal on the tongue near the hitch. Maximum inflation pressure of tires is 73 psi. Torque wheel bolts to 295 ft-lb. 858-861C One decal on each transport wheel mount. 71491 71492 Great Plains | 195-615m | 05/04/2023...
  • Page 18 BD7600-50 Table of Contents Index Safety Decals Pinching/Crushing Hazard 858-950C One decal on the tongue near the hitch. 71491 Great Plains | 195-615m | 05/04/202312 Great Plains l 195-615m 12...

  • Page 19: Preparation And Setup

    Opener lift during transport. To avoid serious injury, always use a clevis hitch or clevis draw bar with Blue Transport lift/Jack locking-style hitch pin. Green Marker Gray Fold Yellow Hydraulic Drive Great Plains | 195-615m | 05/04/2023...

  • Page 20: Drill Hitches

    Adjust hitch height as necessary. (B) 32.0 in (81.3 cm) (C) 29.0 in (73.7 cm) 71337 (D) 26.0 in (66.0 cm) 71445 Great Plains | 195-615m | 05/04/202314 Great Plains l 195-615m 14...

  • Page 21: Hydraulic System

    If cycling the hydraulics fail to produce smooth hydraulic motions, it may be a sign that your hydraulic system may need to be bled or otherwise serviced by a trained professional; contact your Great Plains dealer for service.  Drill Leveling...

  • Page 22: Wing Box Alignment

    To adjust the clutch jaws for full contact, with the bolts loosened, slide the breakaway clutch bracket until the jaws (3) make full contact without compressing the clutch spring (4). Great Plains | 195-615m | 05/04/202316 Great Plains l 195-615m 16...

  • Page 23: Truss Tube Tension

    1800 psi (2100 psi for heavy duty drills). 7. While watching the gauges on the drill, slowly turn adjustment knob bypass valve counterclockwise. Adjust the bypass valve just until the needles on the gauges begin to move down. Great Plains | 195-615m | 05/04/2023...

  • Page 24: Ground Drive Setup

     If calibrating dry fertilizer and your fertilizer density is not 65 pounds/cubic-foot (1.04 kg/liter), see “Adjust for Dry Fertilizer Density” on page 20. Use the adjusted rate as your target rate. Great Plains | 195-615m | 05/04/202318 Great Plains l 195-615m 18...

  • Page 25: Set Gearbox

    71596A You can temporarily stop seed flow to a drill Low Rate - right set of sprockets section by disengaging the chain. DRIVER (motor) DRIVEN 71596 High Rate - left set of sprockets 71512 Great Plains | 195-615m | 05/04/2023...

  • Page 26: Adjust For Dry Fertilizer Density

    4. Load material into the box. Use a tool or gloved hand target rate conversion factor adjusted rate  to spread the material evenly across all partitions. Do not overfill the box. Great Plains | 195-615m | 05/04/202320 Great Plains l 195-615m 20...

  • Page 27: Rear Compartment Loading

    The tested seed and field conditions used to create the seed rate charts may be different from your seed and field conditions. It is recommended to calibrate your seed for accurate target population. Great Plains | 195-615m | 05/04/2023...
  • Page 28 13. Remove the calibration tray and pour the collected seed into the collapsible bucket. 71515 14. Use the digital scale to weigh the seed and bucket for gross weight. Great Plains | 195-615m | 05/04/202322 Great Plains l 195-615m 22...

  • Page 29: Hydraulic Drive Calibration

    The Calibration Factor value found by running a applying more or less than desired, adjust the rate slightly calibration test, applies to the whole machine. Great Plains to make up for field conditions. recommends you perform a calibration for each crop.
  • Page 30 5 rows caught per submeter. It would be 5 whether you are catching 1 box, 2 boxes, or 3 boxes, because it is five rows per box. Previous Screen Meter Selection Great Plains | 195-615m | 05/04/202324 Great Plains l 195-615m 24...
  • Page 31 18. Tap to run the calibration process. Select Metering Drives Calibration Previous Screen 71514 You should see the following animated calibration running screen. Great Plains | 195-615m | 05/04/2023...
  • Page 32 Changing from low range to high range requires recalibration. 28. It is recommended to calibrate all drill boxes and drill box compartments to get the best seeding results. Great Plains | 195-615m | 05/04/202326 Great Plains l 195-615m 26...

  • Page 33: Operation

    During operation always raise openers before turning. To avoid plugging openers and possible damage to equipment, never back up or turn sharply with openers in the ground. 71437 When not in use, make sure jack is fully raised. Great Plains | 195-615m | 05/04/2023...

  • Page 34: Walkboard

    2. Swing the ladder all the way down. 71504A After returning the walkboard back to operating position, make sure to engage the lock. 71449 3. Release the spring-loaded pin to lock the ladder in down position. Great Plains | 195-615m | 05/04/202328 Great Plains l 195-615m 28...

  • Page 35: Raise And Lower Openers

    To operate the rear center locks, lift up on the rear lock 71345A handle, pull the handle fully away from the machine for ROAD or push the handle fully towards the machine for FIELD, and then release the handle. Great Plains | 195-615m | 05/04/2023...

  • Page 36: Folding

    (4), push the handle fully towards the machine, 6. If transporting the drill, continue with “Raise Drill”. and release the handle so the lock is secure. 71345 TP-75709a Great Plains | 195-615m | 05/04/202330 Great Plains l 195-615m 30...

  • Page 37: Transport Lift

    (2) is fully extended. 5. Position the transport lift handle (1) down in ROAD position and lock the transport lock (2) in the latch (3). The drill is now ready for transport. 71348 Great Plains | 195-615m | 05/04/2023...

  • Page 38: Drill Boxes

    The feed cups (5) attached to the bottom of the box use seed wheels to dispense a multiple size and variety of seeds and dry fertilizer. See “Feed Cups” on page 36 for more information. 71388B 71389 Great Plains | 195-615m | 05/04/202332 Great Plains l 195-615m 32...

  • Page 39: Divider Flap

    3. Repeat the steps for the other parking stand. 71388 The illustration below shows the divider flap (1) open and secured under the vinyl flap. 71446A 71394D Great Plains | 195-615m | 05/04/2023...

  • Page 40: Box Dividers

    108.5 bu (3383 liter) 72.5 bu (2255 liter) Offset to back 118 bu (3665 liter) 63 bu (1973 liter) Offset to front 99.5 bu (3100 liter) 81.5 bu (2538 liter) Great Plains | 195-615m | 05/04/202334 Great Plains l 195-615m 34...

  • Page 41: Rain Flap

    4. Lift the spill flap assembly (12) out of the box. 5. Lift the dividers (13) out of the box. 6. Install the new dividers. 7. Reinstall the spill flap assembly to the box. 71396 71397 71396A Great Plains | 195-615m | 05/04/2023...

  • Page 42: Feed Cups

     Wind shield (7)  Position 5 - Clean out To change the position, pull out the handle and move it to the appropriate position. Set all boxes the same. 71378 71355 Great Plains | 195-615m | 05/04/202336 Great Plains l 195-615m 36...

  • Page 43: Slide Gate

    In some applications, pressure on the center section is set slightly higher than the wings to account for additional compaction from the drill transport tires and tractor tires. 71356A Great Plains | 195-615m | 05/04/2023...
  • Page 44 You may need to turn up detent pressure to maximum or use a mechanical detent holder to hold the lever forward. See your tractor dealer for the proper way to provide constant flow to the openers. Great Plains | 195-615m | 05/04/202338 Great Plains l 195-615m 38...
  • Page 45 The net operating pressure on the opener cylinders is maintained at the pressure you selected while the tractor remote lever was held forward. Reactivating the tractor lever forward will confirm this. Great Plains | 195-615m | 05/04/2023...

  • Page 46: Opener Overview

    See “Opener Depth Adjustment” on page 46. A variety of press wheels are Heavy Duty Opener available, some are region-specific. Ask your Great Plains dealer. Opener height adjustment (11) - The pivot point for the opener body can be adjusted for lower ground level in rows or planting in tire tracks.

  • Page 47: Acremeter

    If a failure does occur and an alarm sounds, remember you have traveled 20 seconds without planting with that drill section. If due to wheel lift or low tire pressure, you may Great Plains | 195-615m | 05/04/2023...

  • Page 48: Point Row Control Box (Option)

    Any change to individual machine rows Left Section Center Section Right Section will affect the status of the All Up and All Down green indicator light. Great Plains | 195-615m | 05/04/202342 Great Plains l 195-615m 42...

  • Page 49: Transport

    Parking with Drill Folded pressurizing the openers.  Start the tractor and pull away from the drill.  Raise, lock, and fold the drill into transport position.  Park the drill on firm, level ground. Great Plains | 195-615m | 05/04/2023...

  • Page 50: Adjustments

    The two cylinders along with the frame mounts (2) allow one end of an opener frame to rock independently of the other while maintaining constant opener down pressure. Great Plains | 195-615m | 05/04/202344 Great Plains l 195-615m 44...

  • Page 51: Opener Height

    3. Position the arm at the lower hole (3), and secure with not tighten the nut. the bolt. 11. Repeat step 5 through step 10 for the other opener frame. 12. Tighten all nuts. 26427 Great Plains | 195-615m | 05/04/2023...

  • Page 52: Opener Spring Down Pressure

    26441 If press wheels are lifting off the ground, increase hydraulic down pressure. If press wheels are digging into 26452 the ground, reduce hydraulic down pressure. Great Plains | 195-615m | 05/04/202346 Great Plains l 195-615m 46...

  • Page 53: Disk Blade Adjustments

    71456 threaded bolt. 3. Carefully remove the blade (2). Note how many spacers (3) are outside the flange dust cover (4) and inside the disk. Do not lose the hub components and spacers. Great Plains | 195-615m | 05/04/2023...

  • Page 54: Seed Firmer Adjustments

    2. Adjust the position of the tine (2) so the knock down bar (3) almost contacts the opener disk for the full length of the bar. 3. Tighten the nuts to torque specification. 24453  Knock Down Adjustment Great Plains | 195-615m | 05/04/202348 Great Plains l 195-615m 48...

  • Page 55: Scraper/Disk Gap

    2. Slide the scraper (2) until it almost contacts the opener disk. 3. Tighten the nut to torque specification. 4. Rotate the opener disk a full turn or more to make sure that contact is avoided. 31408 31408 Great Plains | 195-615m | 05/04/2023...

  • Page 56: Options

    Order one seed firmer kit per opener. Cat III/IV Swivel Hitch 194-211A ® Seed-Lok Firming Wheel 71425 Description Part Number Seed Lok Option 00 Opener 194-354A Seed Lok Option 00HD 194-355A Great Plains | 195-615m | 05/04/202350 Great Plains l 195-615m50...

  • Page 57: Keeton ® Seed Firmer

    3x13 Press Wheel Scraper 222-016A 71423 Description Part Number 00HD Narrow Inside Scraper 122-284A Disk Scraper Installation Sharp Object Hazard Disk blades are sharp. To avoid serious injury, wear gloves when working in this area. Great Plains | 195-615m | 05/04/2023...

  • Page 58: Seed Hoses/Fertilizer Tubes

    This seed flap is also included in each Seed-Lok kit. Order one per opener. 71434 Description Part Number In Cab Kit 4WD w/Touch 800 Console 833-917C 71430 Description Part Number Seed Flap, Rubber, Seed-Lok 816-302C Great Plains | 195-615m | 05/04/202352 Great Plains l 195-615m52...

  • Page 59: Scale Kit

    For hydraulic drive drills, the harness is included in the package. 71422 Description Part Number 71668 Knock Down Kit 122-279A Description Part Number Camera Package 194-364A  Fertilizer Tank 71742 Description Part Number Fertilizer Tank Kit 194-624A Great Plains | 195-615m | 05/04/2023...

  • Page 60: Topcon Console System

    XD console. *** One adapter harness is required for each Camera. For online resources and manuals, create an account at https://mytopconnow.topconpositioning.com and search for XD/XD+ in the search bar. Great Plains | 195-615m | 05/04/202354 Great Plains l 195-615m54...
  • Page 61 BD7600-50 Table of Contents Index Options Great Plains | 195-615m | 05/04/2023...

  • Page 62: Maintenance

     Inspect hydraulic hoses for cuts, cracks, and aging. Check fittings and cylinders for evidence of leaks. Repair or replace as needed.  Keep disk scrapers properly adjusted.  Replace any worn, damaged, or illegible safety decals. Order new decals from your Great Plains dealer. Great Plains | 195-615m | 05/04/202356 Great Plains l 195-615m 56...

  • Page 63: Hydraulic Maintenance

    Fertilizers contain chemicals corrosive Do not attempt to make hydraulic system repairs. to metal. Great Plains strongly recommends that all 1. Place a tarp or bucket under the rows to be cleaned hydraulic system repairs to be completed by a out.

  • Page 64: Flow Tent Replacement

    71335 5. Remove the shaft up to the feed cup to be removed. 71393 Great Plains | 195-615m | 05/04/202358 Great Plains l 195-615m 58...

  • Page 65: Feed Cup Installation

    6. Make sure the seed wheel divider (4) goes into the slot (5) on the feed cup flap. 7. Place the new seed wheel assembly into the feed cup housing. 8. Close the windshield. 71410 Great Plains | 195-615m | 05/04/2023...

  • Page 66: Feed Cup Flap

    6. Insert the shaft key (2) with the arrows aligned (3). Install the clip with the open end facing away from the direction of chain travel. 26482 71412 Great Plains | 195-615m | 05/04/202360 Great Plains l 195-615m 60...

  • Page 67: Markers

    To change the element: 18795 1. Unscrew the lower canister (1) from the filter, catching and disposing of the used fluid. Great Plains | 195-615m | 05/04/2023...

  • Page 68: Knock Down Maintenance

    Instead, remove the rust or unwanted material and apply oil or grease on the relevant spot. Otherwise, the machine may be damaged through impaired use. Great Plains | 195-615m | 05/04/202362 Great Plains l 195-615m 62...

  • Page 69: Grease Fittings

    Apply grease to two grease fittings on the underside of the rock shafts until grease emerges. 71416 Drive Shaft Clutches Apply grease to two grease fittings on each clutch until grease emerges. TP-75841 71418 Great Plains | 195-615m | 05/04/2023...

  • Page 70: Storage

     Use touch-up paint to cover scratches, chips, and worn areas to prevent rust.  Apply grease to exposed cylinder rods to prevent rust.  Cover the drill with a tarp if stored outside. Great Plains | 195-615m | 05/04/202364 Great Plains l 195-615m 64...

  • Page 71: Troubleshooting

    Build-up of seed treatment in feed cups Clean out feed cups. ® ® Seed-Lok plugging Lock up Seed-Lok (page 48). Opener disks not turning See “Opener disks not turning freely”. Great Plains | 195-615m | 05/04/202364 Great Plains l 195-615m64...
  • Page 72 Feed cup slide gates are not set the same Check all feed cup gates and reset as needed. See “Upper Slide Position” in Material Rate Manual rate charts. Ensure correct gearbox settings. Perform calibration. See Material Rate manual. Great Plains | 195-615m | 05/04/2023...
  • Page 73 Hydraulic hoses not routed correctly See “Hydraulic Diagrams” beginning on page 69. Pressure gauges show pressure when openers between pressure control valves and opener are raised lift circuits. Great Plains | 195-615m | 05/04/202366 Great Plains l 195-615m66...

  • Page 74: Specifications

    Seed Box 63 bu (1973 liter) 118 bu (3665 liter) front compartment rear compartment w/offset to front divider 81.5 bu (2538 liter) 99.5 bu (3100 liter) Liquid Fertilizer 400 gallons Great Plains | 195-615m | 05/04/2023...
  • Page 75 Transport 480/45 R17 (503 kPa) (23 N-m) retailer. 73 psi 85 lb ft Gauge Manufacturer Website 410/50 R16.5 Wheel (503 kPa) (115 N-m) Firestone www.firestoneag.com www.bkt-tires.com/en Goodyear www.titan-intl.com Great Plains | 195-615m | 05/04/202368 Great Plains l 195-615m 68...
  • Page 76 BD7600-50 Table of Contents Index Specifications  Electrical Harness Routing Lighting Harness TP-75494b  Hydraulic Diagrams Fold TP-75594b Great Plains | 195-615m | 05/04/2023...
  • Page 77 BD7600-50 Table of Contents Index Specifications Lift, Hook, and Hydraulic Jack TP-75598b Great Plains | 195-615m | 05/04/202370 Great Plains l 195-615m 70...
  • Page 78 BD7600-50 Table of Contents Index Specifications Split Box Center Section TP-75643b Great Plains | 195-615m | 05/04/2023...
  • Page 79 BD7600-50 Table of Contents Index Specifications Right Section TP-75642b Great Plains | 195-615m | 05/04/202372 Great Plains l 195-615m 72...
  • Page 80 BD7600-50 Table of Contents Index Specifications Left Section TP-75641b Great Plains | 195-615m | 05/04/2023...

  • Page 81: Section Control With Closed Center

    BD7600-50 Table of Contents Index Specifications Section Control with Closed Center Center Section D1 D1 D2 D2 Opener Opener Opener Opener TP-75607b Great Plains | 195-615m | 05/04/202374 Great Plains l 195-615m 74...
  • Page 82 BD7600-50 Table of Contents Index Specifications Right Section R1 R1 R2 R2 Opener Opener Opener Opener TP-75608b Great Plains | 195-615m | 05/04/2023...
  • Page 83 BD7600-50 Table of Contents Index Specifications Left Section L1 L1 L2 L2 TP-75609b Great Plains | 195-615m | 05/04/202376 Great Plains l 195-615m 76...
  • Page 84 BD7600-50 Table of Contents Index Specifications Non-Section Control with Closed Center Center Section P3 P3 P1 P1 Opener Opener P2 P2 Opener Opener TP-75630b Great Plains | 195-615m | 05/04/2023...
  • Page 85 BD7600-50 Table of Contents Index Specifications Right Section RL RL P3 P3 Opener Opener P1 P1 P2 P2 Opener Opener TP-75629b Great Plains | 195-615m | 05/04/202378 Great Plains l 195-615m 78...
  • Page 86 BD7600-50 Table of Contents Index Specifications Left Section RL RL P3 P3 Opener Opener P1 P1 P2 P2 Opener Opener TP-75628b Great Plains | 195-615m | 05/04/2023...
  • Page 87 BD7600-50 Table of Contents Index Specifications Hydraulic Drive Configuration TP75639a Great Plains | 195-615m | 05/04/202380 Great Plains l 195-615m 80...
  • Page 88 Great Plains reserves the right to make changes in materials or design of the product at any time without notice. The warranty shall not be interpreted to render Great Plains liable for damages of any kind, direct or consequential or contingent to property.
  • Page 89 Table of Contents Index...
  • Page 90 ......13 single hitch........14 opener ......... 44 single marker ........41 lighting connector ....... 13 slide gate ....20 feed cup ........32 lighting harness ........69 spill flap......... 20 components .........36 loading material ........20 Great Plains | 195-615m | 05/04/2023...
  • Page 91 ........5 truss tube ..........17 unfolding ..........30 vinyl flap ..........33 walkboard ...........28 walkboard ladder ........28 waste disposal ........4 wheel bearings ........63 wind shield ..........36 work light kit ........53 Great Plains | 195-615m | 05/04/202384 Great Plains l 195-615m 84...
  • Page 93 Great Plains, Mfg. 1525 E. North St. P.O. Box 5060 Salina, KS 67402...

This manual is also suitable for:

Bd7600-50-5206Bd7600-50-4275Bd7600-50-3210

Table of Contents