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GREAT PLAINS Yield-Pro Air-Pro YP625PD Operator's Manual

18-row 110 cm air planters with seed meters
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18-Row 110 cm Yield-Pro
Read the operator's 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,
or may show similar 3-point models and their options.
© Copyright 2019
Table of Contents
Index
Operator Manual
®
®
with Air-Pro
Manufacturing, Inc.
www.greatplainsmfg.com
Printed 06/12/2019
Index
YP625PD
Air Planters
Seed Meters
Null4:
31794
Null4:
EN
401-754M

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  • Page 1 Table of Contents Index Operator Manual YP625PD ® 18-Row 110 cm Yield-Pro Air Planters ® with Air-Pro Seed Meters Manufacturing, Inc. www.greatplainsmfg.com Read the operator’s manual entirely. When you see this symbol, the subsequent instructions and warnings are serious - follow without exception.
  • Page 2 Table of Contents Index Table of Contents Index...

  • Page 3: Seed-Lok

    Table of Contents Index Great Plains Manufacturing, Inc. Table of Contents Important Safety Information ........1 Long-Term Storage............35 Safety Decals ..............6 Adjustments ............... 36 Setting Material Rates..........37 Introduction ..............11 Planting Rate Details ..........37 Models Covered ............11 1. Rate: Monitor configuration: ......37 Description of Unit ............11...
  • Page 4 YP625PD Table of Contents Index Great Plains Manufacturing, Inc. Press Wheel Centering ........61 Spreaders and Scrapers..........83 Troubleshooting............62 Row-Unit Side Wheels..........83 Planting Rate Problems ..........62 Seed Flap Replacement ..........84 Suggested Furrow Check:........62 Lubrication ..............85 Seed Pool Troubleshooting.......... 63 Seed Lubricants............90...
  • Page 5 YP625PD Table of Contents Index Important Safety Information Important Safety Information Look for Safety Symbol The SAFETY ALERT SYMBOL indicates there is a potential hazard to personal safety involved and extra safety precaution must be taken. When you see this symbol, be alert and carefully read the message that follows it.
  • Page 6 YP625PD Table of Contents Index Important Safety Information Wear Protective Equipment Great Plains advises all users of chemical pesticides or herbicides to following personal safety equipment.  Waterproof, wide-brimmed hat  Face shield, goggles or full face respirator.  Goggles with side shields or a full face respirator is required if handling or applying dusts, wettable powders, or granules.
  • Page 7 YP625PD Table of Contents Index Important Safety Information Use A Safety Chain  Use a safety chain to help control drawn machinery should it separate from tractor draw-bar.  Use a chain with a strength rating equal to or greater than the gross weight of towed machinery.
  • Page 8 YP625PD Table of Contents Index Important Safety Information Handle Chemicals Properly Agricultural chemicals can be dangerous. Improper use can seriously injure persons, animals, plants, soil and property.  Read and follow chemical supplier instructions.  Wear protective clothing.  Handle all chemicals with care. ...
  • Page 9 YP625PD Table of Contents Index Important Safety Information Practice Safe Maintenance  Understand procedure before doing work. Use proper tools and equipment. Refer to this manual for additional information.  Work in a clean, dry area.  Lower the planter, put tractor in park, turn off engine, and remove key before performing maintenance.

  • Page 10: Safety Decal

     Keep all safety decals clean and legible.  Replace all damaged 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 11 YP625PD Table of Contents Index Important Safety Information Amber Reflectors 838-265C On the front face of the front tool bar, each end, on the outside face of the mainframe, front corner, and on the outside face of the outside seed hopper frames (rear units if twin- or triple-row);...
  • Page 12 YP625PD Table of Contents Index Important Safety Information Warning: Speed 818-337C On top of tongue near hitch; Null4: 1 total 31822 Null4: Warning: High Pressure Fluid 818-339C On top of tongue near hitch; 1 total Null4: 31822 Null4: Warning: Markers (Option) 818-682C Null4: On front face of inner marker arm;...
  • Page 13 YP625PD Table of Contents Index Important Safety Information Warning: Rotating Fan Null4: 31822 848-508C On fan intake cage; 1 total Null4: Warning: High Pressure Fluid Hazard 848-517C On top of tongue near hitch; Null4: 31822 1 total Null4: Warning: Possible Chemical Hazard 848-520C On the top of each fertilizer hopper lid;...
  • Page 14 YP625PD Table of Contents Index Important Safety Information Null4: Caution: Read Operator’s Manual 818-587C On top of tongue near hitch; Null4: 31822 1 total Null4: Caution: Read Operator’s Manual 848-512C Null4: 31822 On top of tongue near hitch; 1 total Null4: Caution: Tire Pressure and Bolt Torque 848-708C...

  • Page 15: Document Family

    Table of Contents Index Introduction Introduction Great Plains welcomes you to its growing family of new ® product owners. The 18-Row 110 cm Yield-Pro Planter (YP625PD) has been designed with care and built by skilled workers using quality materials. Proper setup, maintenance, and safe operating practices will help you get years of satisfactory use from the machine.

  • Page 16: Serial Number

    Record your YP625PD Planter model and serial number here for quick reference: Model Number:__________________________ Serial Number: __________________________ Your Great Plains dealer wants you to be satisfied with your new machine. If you do not understand any part of Null4: Figure 2...

  • Page 17: Pre-Planting

    YP625PD Table of Contents Index Preparation and Setup Preparation and Setup This section helps you prepare your tractor and YP625PD Planter for use, and covers tasks that need to be done seasonally, or when the tractor/planter configuration changes. Before using the planter in the field, you must hitch it to a suitable tractor, inspect systems and level the planter.

  • Page 18: Speed Sensor

    YP625PD Table of Contents Index Preparation and Setup Hitching Tractor to Planter Crushing Hazard: Do not stand or place any body part between planter and moving tractor. You may be severely injured or killed by being crushed between the tractor and planter. Stop tractor engine and set parking brake before attaching cables and hoses.
  • Page 19 YP625PD Table of Contents Index Preparation and Setup Hydraulic Hose Hookup High Pressure Fluid Hazard: Shut down tractor before making hydraulic connections. Only trained personnel should work with system hydraulics. Escaping fluid under pressure can have sufficient pressure to penetrate the skin causing serious injury. If an accident occurs, seek immediate medical assistance from a physician familiar with this type of injury.
  • Page 20 YP625PD Table of Contents Index Preparation and Setup Leveling Planter Null4: Figure 7 31855 Setting Tool Bar Height Refer to Figure 7 During initial setup and periodically throughout the season, check that the planter runs level. When planting, the top of the main frame should be parallel to the ground.
  • Page 21 Row count is auto-assigned, but any other ® DICKEY-john defaults are not likely to be correct for your planter. Row spacing data may be found in the Appendix. For speed setup, Great Plains recommends using the 122 m (400-foot) calibration described ® DICKEY-john manual, rather than using the theoretical “# of pulses”...
  • Page 22 YP625PD Table of Contents Index Operating Instructions Operating Instructions This section covers general operating procedures. Experience, machine familiarity, and the following information will lead to efficient operation and good working habits. Always operate farm machinery with safety in mind. Pre-Start Checklist Perform the following steps before transporting the YP625PD planter to the field.

  • Page 23: Transport Lock

    YP625PD Table of Contents Index Operating Instructions Raising/Lowering Planter Refer to Figure 11 Planter raising and lowering relies on four lift cylinders To raise or lower the planter, move the lever for the Lift circuit. Gradual Crushing Hazard: Do not rely on hydraulic pressure alone to keep the planter raised.
  • Page 24 YP625PD Table of Contents Index Operating Instructions Transport Loss of Control Hazard: Never tow an implement that weighs more than 150% of the tractor. Ensure that the towing vehicle is adequate for the task. Using an inadequate tow vehicle is extremely unsafe, and can result in loss of control, serious injury and death.
  • Page 25 YP625PD Table of Contents Index Operating Instructions Transport Steps Transport only with markers stowed (page 32). 1. Check that planter is securely hitched to a sufficient tractor or towing vehicle (page 14). 2. Always use a locking-style hitch pin sized to match holes hitch draw-bar...
  • Page 26 YP625PD Table of Contents Index Operating Instructions Loading Materials Hopper Operations Refer to Figure 13 and Figure 14 Hopper lids have distinct ends: • the hinge end (with two lugs) mates with the front end of the hopper. • the latch end (with a single lug) mates with the rear end of the hopper.
  • Page 27 YP625PD Table of Contents Index Operating Instructions Loading Seed, continued Possible Agricultural Chemical Hazards: Read and follow all supplier cautions for safe handling of treated seed. Irritant and Chronic Exposure Hazards: Do not mix lubricants into seed with hands or any part of body. Wear protective equipment.
  • Page 28 YP625PD Table of Contents Index Operating Instructions Loading Dry Fertilizer If fertilizer will not be applied, uncouple the fertilizer meter shaft at the left end of the left hopper. Pin the coupler clear of the shaft joint. Loading fertilizer prior to transport is not recommended. Although the meters are not turning during transport, it is possible for some material to spill through the meters, particularly on rough roads.
  • Page 29 Figure 19 31864 Hopper Lid Rear Catch Plate Dry Fertilizer Operation Great Plains recommends checking with your local agronomist prior to setting the rate, as soil conditions vary. The fertilizer meters are driven from the same ground drive that powers the seed metering system. When the...

  • Page 30: Seed Monitor Console

    YP625PD Table of Contents Index Operating Instructions Monitor Operation Refer to Figure 21 ® The standard DICKEY-john PM400 system monitors the following elements of a YP625PD planter: • ESCAPE Seeds at each row unit seed tube: 33.1 Medium and larger seeds are individually counted ENTER with high accuracy.

  • Page 31: Seed Inlet Shutter

    YP625PD Table of Contents Index Operating Instructions Air System Operation Null4: Figure 22 29973 ® Planter Air System for Air-Pro Seed Metering Meter Pressurization System Elements ( shows air direction) Hydraulic Fan Seed Hose Seed Tube Sensor (Figure 23) ® Butterfly Valve Air-Pro Seed Meter...
  • Page 32 YP625PD Table of Contents Index Operating Instructions Air and Seeding System Overview Refer to Figure 22, on page 27, and Figure 23. The hydraulic fan supplies air exclusively for meter operation. Fan rpm is operator-adjusted (page 30), normally via the tractor circuit’s hydraulic flow control. A manually-adjusted butterfly valve is provided at the fan outlet.
  • Page 33 YP625PD Table of Contents Index Operating Instructions Fan Circuit Operation See also “Fan and Adjustment” on page 40. Refer to Figure 24 Two hydraulic hoses serve the fan, and must be properly connected for the fan to operate in the correct direction recommended speeds.
  • Page 34 YP625PD Table of Contents Index Operating Instructions Fan General Operating Information Adjust the fan to provide the meter pressurization recommended for the seed disk, seed, and seed density. 70 See the tables and charts for recommended values in the Seed Rate Manual. 45...
  • Page 35 YP625PD Table of Contents Index Operating Instructions ® Air-Pro Meter Operation Refer to Figure 26 The meter disk is driven, top forward, by a chain drive (not shown) always connected to the planter drive shaft. At non-planting rows, use a blank disk (page 57). Seed is air-delivered to the inlet above the air release screen .
  • Page 36 YP625PD Table of Contents Index Operating Instructions Marker Operation (Option) Before Operating Markers • Make sure cylinders are properly bled. See “Marker Maintenance (Option)” on page 81. • This section presumes correct marker extension for your pass spacing. If this has not been set, or needs to be changed, see “Marker Extension”...

  • Page 37: Safety Chain

    YP625PD Table of Contents Index Operating Instructions Null4: Null4: Mechanical Checklist (Hitching) Page Air System Checklist Page Planter hitched Fan butterfly valve set Safety chain secured to tractor Seed loaded. Lids closed. Parking jack stowed Meter shutters open to chart value No air leaks (except from seed hoppers) Null4: Electrical Checklist...
  • Page 38 YP625PD Table of Contents Index Operating Instructions Field Operation Perform all steps in “Pre-Start Checklist” on page 18 and “Field Set-Up Checklists” on page 32. Null4: Null4: First Pass Operation Checklist Page Suspending Planting Checklist Page Slide gates open. Shutters set. Stop tractor Raise planter and line up at start of first Fan hydraulic circuit to Float or Neutral...

  • Page 39: Seed Disk

    2. Choose a location with level firm ground. Do not unhitch on a steep slope. 2. Complete Parking steps (page 35). Park the planter indoors if possible. Great Plains recommends 3. Fully raise planter. parking/storing in the raised position with transport 4.

  • Page 40: Seed Firmer

    YP625PD Table of Contents Index Adjustments Adjustments To get full performance from your YP625PD planter, you Even if your planting conditions rarely change, some of need an understanding of all component operations, and these items need periodic adjustment due to normal many provide adjustments for optimal field results.

  • Page 41: Row Spacing

    YP625PD Table of Contents Index Adjustments Setting Material Rates Full details on rate setting sprocket selection and installation are found in the Seed and Fertilizer Rate manual (pub. number 401-754B). This is a summary. Setting the seeding rate requires the following steps: 1.
  • Page 42 YP625PD Table of Contents Index Adjustments 3. Rate: Range Sprockets Range sprockets provide coarse control of seed rate. Null4: Refer to Figure 29 and Figure 30 DRIVEN All Seed Rate charts specify a DRIVING and DRIVEN Null4: DRIVING sprocket combination for the Range. Crops with more than one range are noted as “LOW RANGE”...
  • Page 43 YP625PD Table of Contents Index Adjustments 5. Rate: Seed Inlet Shutter A consistent seed rate results from having a consistent number of seeds (usually one) in each pocket of the seed disk, avoiding “skips” (fewer seeds per pocket) and “doubles” (excess seed per pocket). Refer to Figure 31 One of the factors that affects seed pickup at the disk is having an optimal seed pool (page 54).
  • Page 44 YP625PD Table of Contents Index Adjustments Fan and Adjustment 1. These steps presume that correct seed disks are installed (per Seed Rate Manual), and the seed inlet shutters are set for the seed (page 53). 2. With fan off, check meter pressurization reported by ®...
  • Page 45 YP625PD Table of Contents Index Adjustments 11. Continue to monitor meter pressurization. When oil reaches operating temperature, fan speed can change. Expect to make periodic adjustments to fan circuit or butterfly valve to maintain ideal meter pressurization. 12. Skips: Insufficient meter pressurization, or unusually rough If all else is correct, and the overall average fields, can increase the incidence of empty pockets.
  • Page 46 YP625PD Table of Contents Index Adjustments Dry Fertilizer Adjustment There are two adjustment for dry fertilizer: • Fertilizer Rate (below), and; • Applicator tube height (page 44). Dry Fertilizer Rate The balance of this page is a summary. See Seed and Fertilizer Rate manual (401-754B) for complete details.
  • Page 47 YP625PD Table of Contents Index Adjustments Coulter Depth Refer to Figure 36 Set coulter depth prior to first planting. Suggested depth is 6 mm deeper than coulter depth. See page 50 for planting depth. Suggested shank length 23 cm for a normal field tool bar height 66 cm, and a typical planting depth 10 cm.
  • Page 48 YP625PD Table of Contents Index Adjustments Fertilizer Applicator Adjustments (Option) There are two inter-related adjustment for applicators: 1. release height 2. release angle  Make coulter adjustments before making applicator adjustments. Applicator Release Height The primary adjustment for release height is the lower four (of six) holes at the rear end of the applicator arm.
  • Page 49 YP625PD Table of Contents Index Adjustments Dual Terra-Tine™ Adjustment (Option) Terra-Tine™ row cleaners are aligned on the center-line of the center opener of each triple row set. With the implement raised, tine height (at the bottom of the tines) is normally set to the same height as the lower edge of the coulter blade (or about 6 mm above opener depth).
  • Page 50 YP625PD Table of Contents Index Adjustments Marker Adjustments (Option) See also: • “Initial Marker Setup (Option)” on page 110 for marker speed and marker extension • “Marker Operation (Option)” on page 32; and, • “Marker Maintenance (Option)” on page 81 for marker shear bolt and marker hydraulic bleeding Marker Disk Adjustment Sharp Overhead Object and Pinch/Crush Hazards:...
  • Page 51 Refer to Figure 43 (which depicts a row unit populated with most optional accessories supported for use with the YP625PD) ® From front to back, a Great Plains 25 Series Air-Pro unit can include the following capabilities (some optional): 1. Lock-Up Pin Storage Hole (Hole Standard) See “Row Unit Shut-Off”...

  • Page 52: Row Unit Down Pressure

    YP625PD Table of Contents Index Adjustments Row Unit Down Pressure Refer to Figure 44 The ideal amount of down-force causes the side gauge wheels to compress any loose surface soil, but not press a trench into subsoil. To assess down-force, operate the planter for a short distance on typical ground (with or without seeding), and stop.
  • Page 53 YP625PD Table of Contents Index Adjustments An adjuster cam sets down pressure individually for each row unit. This is useful for penetrating hard soil and planting in tire tracks. For best results always adjust tractor tires so they are not ahead of 110 cm rows. Refer to Figure 48 Cam Notch Pounds...

  • Page 54: Spacer Washers

    YP625PD Table of Contents Index Adjustments Row-Unit Opener Disk Adjustments 25 Series openers have three adjustments: 1. planting/seed depth 2. opener disc to disc clearance 3. gauge wheel/opener disk clearance (page 51) Setting Planting Depth Refer to Figure 50 The “T” handle sets planting depth by limiting the how high the side depth gauge wheels ride relative to the opener disks.

  • Page 55: Side Gauge Wheel

    YP625PD Table of Contents Index Adjustments Side Gauge Wheel Adjustment Side Gauge Side Gauge Wheel Refer to Figure 53 and Figure 54 Wheel Disc-to-wheel angle and clearance ideally has the wheel Opener just touching the disk when the wheel is raised to Disks planting depth (is up against the stop set by the “T”...
  • Page 56 YP625PD Table of Contents Index Adjustments • If wheel does not fall freely, loosen hex-head bolt and slide wheel arm out just until wheel and arm move freely. Retighten hex-head bolt according to grade:  in Grade 5 bolt, 102 N-m. ...
  • Page 57 YP625PD Table of Contents Index Adjustments Seed Meter Setup and Adjustment There are adjustments for seed inlet, and choice of disks. There are no other adjustments, in particular no brush adjustments, at the meter. Meter Rain Cover The rain cover keeps side winds from unseating seed in disk pockets.

  • Page 58: Seed Pocket

    YP625PD Table of Contents Index Adjustments Optimal Seed Pool Slopes The optimal seed slope is one that results in the most consistent seeding, with minimal skips and doubles. The column at right has photographs of pool slopes found to 8:00 be optimal for representative seeds.

  • Page 59: Population

    YP625PD Table of Contents Index Adjustments ® Air-Pro Meter Disk Installation 1. Cross-check Seed Rate Chart data against part number/description molded into disks to be used. Population Risk: Use the same disk in all active rows. 2. Inspect disks to be installed. Do not install damaged or excessively worn disks.

  • Page 60: Triple-Row

    YP625PD Table of Contents Index Adjustments Removing a Seed Disk Refer to Figure 66 1. Remove rain cover. If seed is present, close shutter to prevent more seed from entering meter. Attach funnel (page 74) or place a tarp under the row to collect seed.

  • Page 61: Row Unit Shank

    YP625PD Table of Contents Index Adjustments 1. Identify Rows to Shut Off On triple-row planters, openers are installed with two short-mounts on the outside of each triplet, and the long-mount opener in the center of each triplet. For twin-row operation, shut off the left (short-mount) opener of each triplet.

  • Page 62: Sprocket Indexing

    YP625PD Table of Contents Index Adjustments 1. Raise the planter. Although this adjustment can be made with the planter lowered, the springs will be in tension, and will require more effort. The extra force may also damage tools. 2. Install lift assist cylinder locks. Lower parking stands. 3.
  • Page 63 YP625PD Table of Contents Index Adjustments Seed Firmer Adjustments Series 25 row units include a standard seed flap, and accept one of two optional seed firmers (which may be included in your selected opener bundle). Row unit disk blades may be sharp. Use caution when making ®...
  • Page 64 YP625PD Table of Contents Index Adjustments Press Wheel Adjustment The press wheels close the furrow which gently presses the soil over the seed to ensure good seed-to-soil contact for even emergence. Higher press wheel down pressures reduce the down To provide consistent seed firming, the press wheels are force on the main row unit shank components, such as free to move downward from their normal operating the openers.
  • Page 65 (View from beneath opener) If press wheel adjustments do not provide satisfactory furrow closing, your conditions may require alternate press wheels. A variety of wheel assemblies are available. Consult your Great Plains dealer. MetaData: End of “Adjustments” 06/12/2019 Table of Contents...
  • Page 66 YP625PD Table of Contents Index Troubleshooting Troubleshooting Planting Rate Problems When starting up with a new planter, a new crop or a Suggested Furrow Check: new population it is important to physically double check Plant a short distance and dig seeds, or run with the what the monitor is reporting in the cab by digging seeds.

  • Page 67: Seed Pool

    YP625PD Table of Contents Index Troubleshooting Seed Pool Troubleshooting Null4: Figure 76 29986 ® Rear Cross-Section of Air-Pro Meter in Normal and Row-Failed Conditions Null4: Null4: Normal: Filled Bridging: Inlet Shutter Bridging: Seed Hose Empty Hopper A bridge at the shutter is Oversize matter in seed has No seed arriving from box.

  • Page 68: Relief Port

    YP625PD Table of Contents Index Troubleshooting ® Magnehelic Gauge Troubleshooting ® If the Magnehelic gauge does not read zero with the fan off, inspect the gauge, and re-zero as needed. Problem Cause Solution Non-zero Re-zero per Zero drift with fan off instructions below Relief port plug Replace plug...
  • Page 69 YP625PD Table of Contents Index Troubleshooting Population Troubleshooting Charts Population Too Low Problem Cause Solution Using Seed Rate Manual, check: Overall Low • seed disk selection, Population Incorrect seed rate • Range/Transmission sprocket setup, and • tire size and inflation. Empty pockets on disk (skips) due to insufficient Methodically increase the meter pressurization.
  • Page 70 YP625PD Table of Contents Index Troubleshooting Population Too Low Problem Cause Solution Shutter opening too narrow - starving meter of Adjust shutter to higher setting. seed (low seed pool) Population, Single Row Re-adjust for shutter bridging (page 54). Meter starvation due to bridging at shutter If seed is treated, increase seed lubricant.
  • Page 71 YP625PD Table of Contents Index Troubleshooting Population Too High Problem Cause Solution Check: Overall High • Inspect the 6.4 cm sample lines from the row units Population, cont. up to the sensor chamber for leaks (page 64). Air pressure too high, but gauge is within •...

  • Page 72: Seed Tube Sensor

    YP625PD Table of Contents Index Troubleshooting Null4.aac: Population Related Problem Cause Solution False alarms or actual rate errors due Overall When troubleshooting population issues, always first rule out seed to monitor setup with incorrect [active] Population monitor setup. Review planter configuration and monitor setup. row count or spacing Alarms Replace seed disks with correct disks, or reset rate for current disks...
  • Page 73 YP625PD Table of Contents Index Troubleshooting Null4.aac: General Troubleshooting Problem Cause Solution Population See “Population Troubleshooting Charts” on page 65. Alarms See “Population Troubleshooting Charts” on page 65. Excess Seed Remaining Field size different. After ruling out population problems, re-check geography. Excessive gaps between planter passes.
  • Page 74 YP625PD Table of Contents Index Troubleshooting General Troubleshooting Problem Cause Solution Planting conditions too wet. Wait until drier weather. Press wheel or row-units Too much pressure on row-units. Reduce down pressure on row-units. plugging Coulters set too deep, bring up excess Check coulter adjustment.
  • Page 75 YP625PD Table of Contents Index Troubleshooting Null4.aac: Dry Fertilizer Troubleshooting Problem Cause Solution Hopper empty Check / refill hopper. No Fertilizer Flow, All Rows Chain missing at one or more drive Check all five chains from ground drive to hoppers. See “Dry stages Fertilizer Chains”...
  • Page 76 YP625PD Table of Contents Index Maintenance and Lubrication Maintenance and Lubrication Maintenance Proper servicing and maintenance is the key to long implement life. With careful and systematic inspection, you can avoid costly maintenance, downtime, and repair. Always turn off and remove the tractor key before making any adjustments or performing any maintenance.
  • Page 77 YP625PD Table of Contents Index Maintenance and Lubrication Refer to Figure 78 The planter includes an 817-811C container for meter clean-out, stored in a spring-loaded holder at the right rear of the air manifold. The container can hold all the seed in the meter and inlet (up to a closed slide gate).
  • Page 78 YP625PD Table of Contents Index Maintenance and Lubrication Meter Clean-Out Refer to Figure 80 The 817-811C seed collection accessory (funnel ) may be attached to the housing of the seed meter, freeing your hands for other tasks during clean-out.  The funnel does not fit rows to the left of gauge wheels on twin-row planters.
  • Page 79 YP625PD Table of Contents Index Maintenance and Lubrication Dry Fertilizer Clean-Out Heavy Material Flow Hazard: Possible Agricultural Chemical Hazard: Use two or more people for hopper tilt clean-out. Do not stand Wear all protective equipment specified for use with the most directly in front of the hopper being unloaded.

  • Page 80: Vacuum Cleaner

    YP625PD Table of Contents Index Maintenance and Lubrication Meter Brush Maintenance Possible Chemical Hazard: Wear a respirator for brush cleaning. Brushes will have talc and graphite residue, and may have residues of hazardous seed treatments. Refer to Figure 84 A HEPA vacuum cleaner is recommended for brush cleaning.

  • Page 81: Strip Brush

    YP625PD Table of Contents Index Maintenance and Lubrication Meter Brush Replacement Consult the Parts manual (401-754P) for current replacement part numbers. Refer to Figure 85 Tufted Brush Replacement 1. Remove and save both 10-24 hex head cap screws and nylock nuts (not shown). 2.
  • Page 82 YP625PD Table of Contents Index Maintenance and Lubrication Seed Disk Maintenance Refer to Figure 87 When removing seed disks, inspect them for wear and damage. If there is any seed dust or treatment build-up in the cell pockets , or along the raised wiper ridges clean the disks and re-inspect.
  • Page 83 YP625PD Table of Contents Index Maintenance and Lubrication Hydraulic Maintenance As with any hydraulic system, contamination is the most common cause of performance problems and premature wear. Make a special effort to properly clean quick couplers prior to attaching the hoses to tractor, and never let them fall to the ground.
  • Page 84 YP625PD Table of Contents Index Maintenance and Lubrication Re-Phasing Lift System In typical use during a single planting operation, it is normal for the lift cylinders to get out of phase, resulting in uneven raising and lowering of the planter. Every 8- to 10 passes, re-phase the cylinders with this procedure: Raise the planter completely, and hold the hydraulic...
  • Page 85  The shear bolt is a hex head cap screw, -18 x 1 Grade 5, Great Plains part number 802-012C, plus a  -18 lock nut, Great Plains part number 803-011C.  If an exact replacement is not immediately available, temporarily substitute an M8x1.25 Class 8.8 bolt and...
  • Page 86 YP625PD Table of Contents Index Maintenance and Lubrication Chain Maintenance Inspect and lubricate chains regularly. The slack of new chains tends to increase during the first few hours of operation due to seating. See also “Chain Routing” on page 102. Chain Slack Check slack at fixed idlers within the first 8 hours of operation and tighten idlers as necessary.

  • Page 87: Side Wheel

    YP625PD Table of Contents Index Maintenance and Lubrication Spreaders and Scrapers  Applies to all row unit Series.  It is normal for the blade spreader to have some looseness in the holder and between the blades. Refer to Figure 95 Some looseness is required for proper operation.
  • Page 88 YP625PD Table of Contents Index Maintenance and Lubrication Seed Flap Replacement Refer to Figure 97 To replace a seed flap , use a needle nose pliers or similar tool to grasp “T” top of flap. Pull upward to pull flap up out of metal bracket Push new seed flap down through metal bracket until flap snaps into place with “T”...
  • Page 89 YP625PD Table of Contents Index Maintenance and Lubrication Lubrication Intervals (service hours) Multipurpose Multipurpose Multipurpose at which lubrication is oil lube spray lube grease lube required Opener Side Wheel Bushing 2 zerks per bushing, 2 bushings (4 zerks) per row; 72 zerks total (18-row planter) Type of Lubrication: Grease Quantity: Until grease emerges...
  • Page 90 YP625PD Table of Contents Index Maintenance and Lubrication Coulter Hubs (Option) 1 zerk per coulter, 12 total Type of Lubrication: Grease Quantity: Until resistance is felt Re-pack seasonally. Null4: 31872 Null4: Chain: Contact Drive, Lower As Required 1 chain Type of Lubrication: Chain Lube Quantity = Coat thoroughly ...
  • Page 91 YP625PD Table of Contents Index Maintenance and Lubrication Chains: Fertilizer Drive (Option) As Required 3 chains Type of Lubrication: Chain Lube Quantity = Coat thoroughly  Lubricate chains any time there is a chance of moisture, and when being stored at the end of the planting season.
  • Page 92 YP625PD Table of Contents Index Maintenance and Lubrication Chain: Transmission Drive As Required 1 chain Type of Lubrication: Chain Lube Quantity = Coat thoroughly  Lubricate chains any time there is a chance of moisture, and when being stored at the end of the planting season.
  • Page 93 YP625PD Table of Contents Index Maintenance and Lubrication Ground Drive Wheel Hub 1 zerk at each bearing casting; 4 total Type of Lubrication: Grease Quantity: Until grease resistance felt Re-pack seasonally. Null4: 29885 Null4: Null4: Gauge Wheel Hubs Seasonal 1 zerk each spindle; 2 total Type of Lubrication: Grease Quantity: Until resistance is felt...

  • Page 94: Seed Lubricant

    YP625PD Table of Contents Index Maintenance and Lubrication Seed Lubricants To maximize performance of Great Plains metering .eps systems, it is imperative to use “Ezee Glide Plus” or 66.7% Bayer Seed Fluency Agent. Ezee Glide Plus Talc+Graphite Mix 821-069C bucket, 5 gallon (19 liter) Ezee Glide Plus Lubricant “Ezee Glide Plus”is suitable for all seeds, especially...

  • Page 95: Sequence Valve

    YP625PD Table of Contents Index Options Options Dual Sequenced Markers A marker system includes hydraulic cylinder, marker arm and mount for left and right side, plus an automatic sequence valve that controls which side activates, and at what speed. The marker system requires one tractor remote.
  • Page 96 YP625PD Table of Contents Index Options 51 cm (20in) Coulter Blades Null4: Turbo Part Blade Type Number COULTER BLADE 20 FLUTED 820-074C (8 mm wave at edge of full 51.9 cm) 5/8 WAVY-20" TURBO BLADE 820-180C (18.8 mm wave at edge of full 51.4 cm) Null4: Fluted Null4:...
  • Page 97 YP625PD Table of Contents Index Options Seed Meter Disks ® Air-Pro meters accept a variety of seed disks, plus a special blank disk for row shut-off. Choices include: Part Number Meter Disks Canola, 150 Cell 837-148C Canola, 250 Cell 817-991C Corn, 24 Cell (Large;...
  • Page 98 YP625PD Table of Contents Index Options Null4: Gauge Wheel Scrapers When planting in moist or sticky soils, these scrapers are useful in preventing build-up that might otherwise result in shallow planting. Order one part per wheel (2 per opener). Wheel Scrapers Part Number ...
  • Page 99 Additional wheels are available, and all may be field-installed. This manual does not list kit part numbers as the available wheels are often region-specific. Consult your Great Plains dealer. For operations, see: 29331 “Press Wheel Adjustment” on page 60.

  • Page 100: Seed Monitor

    YP625PD Table of Contents Index Appendix A - Reference Information Appendix A - Reference Information Specifications and Capacities Model YP625PD-18TP110 Row Count 110 cm Row Spacing Swath Averaged Row Spacing 36.7 cm Width, no Markers 695 cm Width, with Markers 705 cm Span (between end openers) 600.8 cm...

  • Page 101: Transport

    YP625PD Table of Contents Index Appendix A - Reference Information Dimensions 25.4 Transport Field 06/12/2019 Table of Contents Index 401-754M...

  • Page 102: Torque Values

    YP625PD Table of Contents Index Appendix A - Reference Information Torque Values Chart Bolt Head Identification Bolt Head Identification Bolt Bolt 10.9 Size Size Grade 2 Grade 5 Grade 8 Class 5.8 Class 8.8 Class 10.9 ft-lb ft-lb ft-lb ft-lb ft-lb in-tpi ft-lb...
  • Page 103 YP625PD Table of Contents Index Appendix A - Reference Information Hydraulic Diagrams Lift Hydraulics Null4: 31804 Null4.aac: 06/12/2019 Table of Contents Index 401-754M...
  • Page 104 YP625PD Table of Contents Index Appendix A - Reference Information Fan Hydraulics A Port B Port Null4: 31754 Null4: 06/12/2019 Table of Contents Index 401-754M...
  • Page 105 YP625PD Table of Contents Index Appendix A - Reference Information Marker Hydraulics (Option) Null4: 31800 Null4.aac: MetaData: End of “Hydraulic Diagrams” 06/12/2019 Table of Contents Index 401-754M...
  • Page 106 YP625PD Table of Contents Index Appendix A - Reference Information Chain Routing Legend: See also “Chain Maintenance” on page 82. Sprocket or idler Tooth count Chain Pitch count Ground Drive Arm Chain Direction of chain in motion 166P Null4: 29885 Null4: 06/12/2019 Table of Contents...
  • Page 107 YP625PD Table of Contents Index Appendix A - Reference Information Transfer Shaft and Range Chains Null4: Range Sprocket: 15T, 20T, 25T, 2@25T, 36T 107P Null4: 31789 Null4: 06/12/2019 Table of Contents Index 401-754M...

  • Page 108: Transmission Sprocket

    YP625PD Table of Contents Index Appendix A - Reference Information Transmission Chain Null4: Range Sprocket: 15T, 20T, 25T, 2@30T, 36T Transmission Sprockets: 17T, 19T, 2@23T, 24T, 25T, 26T, 27T, 28T Null4: 29884 Null4: 06/12/2019 Table of Contents Index 401-754M...
  • Page 109 YP625PD Table of Contents Index Appendix A - Reference Information Dry Fertilizer Chains Null4: Fertilizer Transmission Sprockets: 15T, 17T, 19T, 21T, 23T, 24T, 32T, 41T, 44T Null4: 31841 Null4: 06/12/2019 Table of Contents Index 401-754M...
  • Page 110 YP625PD Table of Contents Index Appendix A - Reference Information 25AP Final Meter Drive Legend: Sprocket or idler Tooth count Chain Pitch count Direction of chain in motion Null4: 29619 25P: Meter Drive (Front type)  No idlers on mount. top chain passes over single idler on shank be sure to reconnect idler spring 148P...
  • Page 111 Information” on page 1. Perform Appendix B tasks first. Some of these items may already have been done by your Great Plains dealer: 2. Check that all working parts are moving freely, bolts are tight, and cotter pins are spread.

  • Page 112: Units

    YP625PD Table of Contents Index Appendix B - Initial Setup Seed Monitor Console Quick-Start The PM400 factory defaults need to be changed to metric mode, the row configuration of your YP625PD planter, and the speed sensing used on these planters. The pages 108 through 109 describe setting: •...

  • Page 113: Single-Row

    YP625PD Table of Contents Index Appendix B - Initial Setup Set Planter Row Count PM400 supports three configurations pre-defined by you. Refer to Figure 102 At first power-up, the PM400 usually has an incorrect row count for your planter. The row spacing usually defaults to 15 inches (38.1 cm), which is also incorrect.

  • Page 114: Marker Extension

    YP625PD Table of Contents Index Appendix B - Initial Setup Initial Marker Setup (Option) Marker Speed Adjustment Overhead Sharp Object and Crushing Hazards: Never allow anyone near the planter when folding or unfolding the markers. You may be injured if hit by a folding or unfolding marker.

  • Page 115: 129Bxt824, Bracket

    YP625PD Table of Contents Index Appendix B - Initial Setup 3. Tilt up and unfold one marker. Find the suggested initial marker Extension in the table on this page.  When using twin-row spacings, marker extensions are different for left and right. Refer to Figure 106 and Figure 107 4.

  • Page 116: Scraper Installation

    YP625PD Table of Contents Index Appendix B - Initial Setup larger diameter to the rear (toward bolt head). Place the left scraper blade on the washer, followed by the right scraper blade 4. Select one each: 804-011C WASHER FLAT 3/8 USS PLT 804-013C WASHER LOCK SPRING 3/8 PLT 803-014C NUT HEX 3/8-16 PLT Place the flat washer...
  • Page 117 YP625PD Table of Contents Index Appendix C - Flat Ground Planting Appendix C - Flat Ground Planting The YP625PD planter is optimized for planting on beds 18 cm high. For planting on flat ground, the gauge wheels need to be elevated to run 18 cm higher. ...

  • Page 118: Warranty

    This Warranty is not valid unless registered with Great Plains Mfg., Inc. within 10 days from the date of original date of purchase.
  • Page 119 ........33 caution ABS ..........73 electrical ......14 pressure & torque ....10 address, Great Plains ...... 12 ending planting ......34 read manual ......10 adjustments ........36 fertilizer ........33 read operator’s manual ..10 Air Design ........111 field ..........32...

  • Page 120: Gauge Wheel

    YP625PD Table of Contents Index Great Plains Manufacturing, Inc. funnel ........73 left-hand, defined ......11 NPT ..........79 furrow ..........48 level ..........16 nuisance shears ....... 81 furrow check ........40 lid, hopper .........22 lift ............15 opener disk ......47 lift assist cylinder locks .....58...

  • Page 121: Table Of Contents

    Table of Contents Index Index Great Plains Manufacturing, Inc. relief port ......... 40 sensor, seed tube ......27 talc .......... 35 repair parts ........12 sequence valve ..... 32 talc-graphite lubricant ....... 90 re-phase ........... 19 serial number ........12 talc+graphite ........95 re-phase cylinders ......
  • Page 122 YP625PD Table of Contents Index Great Plains Manufacturing, Inc. 20 mph ..........20 804-013C, washer ......112 821-069C, graphite+talc ....90 207-016M, manual ......11 805-435C, pin ......57 821-069C, seed lubricant ....95 207-251A, Terra-Tine ....... 92 817-794C, seed disc ......93 821-074C, seed lubricant ....
  • Page 123 Table of Contents Index BLANK Table of Contents Index...
  • Page 124 Table of Contents Index Great Plains Manufacturing, Inc. Corporate Office: P.O. Box 5060 Salina, Kansas 67402-5060 USA...

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