background image

2-18

F-561-0818

STANDARD SPECIFICATIONS

Figure 2-13: Double Round Reel Placement LH 7431-20’

7431-20’ 204412

90”/105” DOUBLE REEL

7431-20’ 204416

75”/75” DOUBLE REEL

NOTE: LOCATION

OF TUBE CLAMPS

NOTE: REEL ASSEMBLIES

ARE SAME FOR SPRING OR

HYDRAULIC ARM ASSEMBLIES.

SEE REEL INSTALLATION SECTION

IN ASSEMBLY INSTRUCTIONS SECTION

FOR ARM ASSEMBLY

28-7/8”

NOTE: LOCATION

OF REAR JACK

MOUNT

15-7/8”

Summary of Contents for VT Plus 7431

Page 1: ...F 561 0818 LANDOLL CORPORATION 1900 North Street Marysville Kansas 66508 785 562 5381 800 428 5655 WWW LANDOLL COM Model 7431 VT Plus Operator s Manual...

Page 2: ......

Page 3: ...Leveler Option 3 9 Center Frame Tires 3 13 Disc Gangs 3 13 Wing Frames 3 13 Hydraulic Installation 3 25 Light and SMV Bracket Installation Prior to August 2013 3 27 LED Light and SMV Bracket Installat...

Page 4: ...ar 4 10 Hydraulic Leveler Adjustment 4 11 Hitch Adjustment 4 12 Scraper Adjustment 4 13 Front Gauge Wheels 4 14 Disc Blades 4 15 Depth Stop Adjustment Manual 4 16 Wheel Bearing Maintenance 4 17 Hydrau...

Page 5: ...your equipment before using it and describes adjustments needed Gives practical advice for the care and maintenance of your Landoll equipment Drawings in this section locate adjustment points on the e...

Page 6: ...lement be sure to clean the surface to remove any dirt or residue Where possible sign placement should protect the sign from abrasion damage or obstruction from mud dirt oil etc DANGER Transporting Sa...

Page 7: ...e the skin causing serious injury Use a piece of cardboard rather than hands to search for suspected leaks 2 Any fluid injected into the skin must be surgically removed within a few hours or gangrene...

Page 8: ...m a larger chain may be required Chain capacity must be greater then the TOTAL weight of all towed implements 2 A second chain should be used between each implement 3 Attach the chain to the tractor d...

Page 9: ...ter Frame Wings 380 55R 16 5 Center Frame Wings 32 1550 X 16 5 Load Range G Galaxy CenterFrame 380 55R 16 5 Wings Spindle Size 2 1 4 2 1 4 3 3 3 Wheel Bolt Pattern 8 Bolt 8 Bolt 8 Bolt 8 Bolt 8 Bolt E...

Page 10: ...2 2 F 561 0818 STANDARD SPECIFICATIONS Specific Bolt Torques Lug Bolts Nuts Torque FT LBS 5 8 18 Heavy Duty Disc 85 100 Ft Lbs...

Page 11: ...9 16 12 55 62 80 100 110 137 9 16 18 60 75 90 112 130 162 5 8 11 75 94 110 137 170 212 5 8 18 85 106 130 162 180 225 3 4 10 130 162 200 250 280 350 3 4 16 150 188 220 275 320 400 7 8 9 125 156 320 40...

Page 12: ...on grade 8 capscrews Use value in if using prevailing torque nuts Parker Brand Fittings Dash Size 37 Degree JIC O Ring ORS O Ring Boss ORB 4 11 13 15 17 13 15 5 14 16 21 23 6 20 22 34 36 25 29 8 43 47...

Page 13: ...STANDARD SPECIFICATIONS 2 5 Table provided for general use NOTES...

Page 14: ...2 6 F 561 0818 STANDARD SPECIFICATIONS Figure 2 1 Wing Stabilizer and Light Bracket Placement 20 Model Left Half 9 97 3 4 26 24 1 2 114 7431 20 top p1 26 3 4 70...

Page 15: ...STANDARD SPECIFICATIONS 2 7 Figure 2 2 Wing Stabilizer and Light Bracket Placement 20 Model Right Half 8 133 43 7431 20 top p2 26 114 26 3 4 70...

Page 16: ...2 8 F 561 0818 STANDARD SPECIFICATIONS Figure 2 3 Wing Stabilizer and Light Bracket Placement 23 Model Left Half 9 97 3 4 28 24 1 2 114 7431 23 top p1 26 3 4 91...

Page 17: ...STANDARD SPECIFICATIONS 2 9 Figure 2 4 Wing Stabilizer and Light Bracket Placement 23 Model Right Half 8 133 43 7431 23 top p2 28 114 26 3 4 91...

Page 18: ...2 10 F 561 0818 STANDARD SPECIFICATIONS Figure 2 5 Wing Stabilizer and Light Bracket Placement 26 Model Left Half 7430 26 top p1 9 97 3 4 26 1 2 30 24 1 2 114 114...

Page 19: ...STANDARD SPECIFICATIONS 2 11 Figure 2 6 Wing Stabilizer and Light Bracket Placement 26 Model Right Half 7431 26 top p2 8 133 43 30 114 26 1 2 114...

Page 20: ...2 12 F 561 0818 STANDARD SPECIFICATIONS Figure 2 7 Wing Stabilizer and Light Bracket Placement 29 Model Left Half 9 97 3 4 30 24 1 2 26 3 4 7430 29 top p1 129 114...

Page 21: ...STANDARD SPECIFICATIONS 2 13 Figure 2 8 Wing Stabilizer and Light Bracket Placement 29 Model Right Half 8 133 30 43 7430 29 top p2 26 3 4 129 114...

Page 22: ...2 14 F 561 0818 STANDARD SPECIFICATIONS Figure 2 9 Wing Stabilizer and Light Bracket Placement 33 Model Left Half Prior to July 2012 7431 33 top p1 14 1 4 96 114 18 97 24 91...

Page 23: ...STANDARD SPECIFICATIONS 2 15 Figure 2 10 Wing Stabilizer and Light Bracket Placement 33 Model Right Half Prior to July 2012 7431 33 top p2 14 1 4 132 114 18 46 97 24...

Page 24: ...2 16 F 561 0818 STANDARD SPECIFICATIONS Figure 2 11 Wing Stabilizer and Light Bracket Placement 33 Model Left Half After July 2012 7431 33 top p1 after 07 2012 96 27 129 33 156 14 1 4 46...

Page 25: ...STANDARD SPECIFICATIONS 2 17 Figure 2 12 Wing Stabilizer and Light Bracket Placement 33 Model Right Half After July 2012 7431 33 top p2 after 07 2012 132 27 129 33 156 14 1 4 46 22 1 2...

Page 26: ...7431 20 204412 90 105 DOUBLE REEL 7431 20 204416 75 75 DOUBLE REEL NOTE LOCATION OF TUBE CLAMPS NOTE REEL ASSEMBLIES ARE SAME FOR SPRING OR HYDRAULIC ARM ASSEMBLIES SEE REEL INSTALLATION SECTION IN AS...

Page 27: ...RH 7431 20 NOTE REEL ASSEMBLIES ARE SAME FOR SPRING OR HYDRAULIC ARM ASSEMBLIES SEE REEL INSTALLATION SECTION IN ASSEMBLY INSTRUCTIONS SECTION FOR ARM ASSEMBLY 15 7 8 NOTE LOCATION OF REAR JACK MOUNT...

Page 28: ...E REEL ASSEMBLIES ARE SAME FOR SPRING OR HYDRAULIC ARM ASSEMBLIES SEE REEL INSTALLATION SECTION IN ASSEMBLY INSTRUCTIONS SECTION FOR ARM ASSEMBLY 22 3 8 NOTE LOCATION OF REAR JACK MOUNT 23 3 8 7431 23...

Page 29: ...NG OR HYDRAULIC ARM ASSEMBLIES SEE REEL INSTALLATION SECTION IN ASSEMBLY INSTRUCTIONS SECTION FOR ARM ASSEMBLY NOTE LOCATION OF REAR JACK MOUNT 23 3 8 7431 23 26 29 105 120 DOUBLE REEL 7431 23 204423...

Page 30: ...NOTE LOCATION OF TUBE CLAMPS NOTE REEL ASSEMBLIES ARE SAME FOR SPRING OR HYDRAULIC ARM ASSEMBLIES SEE REEL INSTALLATION SECTION IN ASSEMBLY INSTRUCTIONS SECTION FOR ARM ASSEMBLY 25 1 8 NOTE LOCATION...

Page 31: ...REEL ASSEMBLIES ARE SAME FOR SPRING OR HYDRAULIC ARM ASSEMBLIES SEE REEL INSTALLATION SECTION IN ASSEMBLY INSTRUCTIONS SECTION FOR ARM ASSEMBLY NOTE LOCATION OF REAR JACK MOUNT 25 1 4 7431 33 DOUBLE...

Page 32: ...2 24 F 561 0818 STANDARD SPECIFICATIONS Table provided for general use NOTES...

Page 33: ...General Torque Specifications rev 4 97 on page 2 3 CAUTION DANGER WARNING DANGER Be sure to bleed the hydraulic system of all air in lines after installation Failure to bleed the system of all air ca...

Page 34: ...D CAP SCREW HOSE HOLDER BRACKET 1 8 X 7 1 2 HEX HEAD CAP SCREW 3 4 16 HEX NUT SAFETY CHAIN ASSEMBLY OR 3 8 16 X 4 1 2 W HYD REELS 1 1 8 7 HEX LOCK NUT 10 AND 14 GA MACHINE BUSHINGS HITCH MOUNT PLATE 1...

Page 35: ...0 x 7 hex head cap screw into the hose holder tube on the right side of the hitch from the bottom side so the threads point upward Hold in place with a 3 4 prevailing torque flange nut with the flange...

Page 36: ...FLANGE BEARING 13 LEVELER LINK 5 16 X 2 1 2 SPRING SLOTTED PIN CENTER LEFT LIFT LEVELER L LINK 3 4 10 HEX LOCK NUT 1 8 HEX LOCK NUT STEEL BUSHING LEVELER BALL JOINT LINK HE HEAD CAP SCREW 1 8 X 4 1 2...

Page 37: ...mounted in the lower holes When the hitch is in the lower position the link is mounted in the top mounting holes See Section 4 Hitch Adjustment for proper adjustment 5 Slide one end of the 13 link ove...

Page 38: ...GE BEARING 1 1 2 FLAT WASHER 5 8 11 X 3 1 2 HEX HEAD CAP SCREW 5 16 X 2 1 2 SPRING SLOTTED PIN 1N FLAT WASHER LEVELER CROSS BRACKET 3 4 10 X 3 1 2 HEX HEAD CAP SCREW 1 8 X 4 HEX HEAD CAP SCREW FLANGE...

Page 39: ...handle assembly into the front end of the leveler tube and fasten with two 5 8 11 x 3 1 2 hex head cap screws and hex lock nuts Insert a plastic wear flange bearing into the flat side of each leveler...

Page 40: ...6 HEX NUT 3 4 10 X 3 1 2 HEX HEAD CAP SCREW AND HEX LOCK NUT LEVELER L LINK 1 8 X 4 HEX HEAD CAP SCREW 1 8 X 4 1 2 HEX HEAD CAP SCREW LEVELER LINK BALL JOINT STEEL BUSHING HOSE HOLDER CLAMP HOSE 64 H...

Page 41: ...hex lock nuts 8 Install grease zerks in the threaded end of the leveler tube and the leveler cylinder cross 9 With a 1 2 13 x 2 hex head cap screw and hex lock nut attach the leveler indicator gauge t...

Page 42: ...10 X 2 1 4 HEX HEAD CAP SCREW USED TO INSTALL HYDRAULIC MANIFOLD MOUNTING BRACKET LEFT REAR CENTER FRAME DISC GANG ASSEMBLY 1N FLAT WASHER 1 8 HEX LOCK NUT LEFT REAR WING DISC GANG ASSEMBLY GROOVED AL...

Page 43: ...SSEMBLIES NOT SHOWN FOR CLARITY 3 4 10 X 2 HEX HEAD CAP SCREW LEFT REAR CENTER FRAME DISC GANG ASSEMBLY 1N FLAT WASHER 1 8 HEX LOCK NUT LEFT REAR WING DISC GANG ASSEMBLY GROOVED ALLOY HINGE PIN 1 2 X...

Page 44: ...RIGHT WING FRAME FRONT GAUGE WHEEL ASSEMBLY 1 8 X 6 HEX HEAD CAP SCREW 3 4 10 HEX LOCK NUT WING LIFT WHEEL ASSEMBLY LEFT WING FRAME wing_assembly 7431 26 WING STABILIZER U BOLT WING STABILIZER BRACKE...

Page 45: ...s so the wing gangs are level with the center section Wing Frames 1 Place the wing frames on top of the wing gang assemblies and attach using 3 4 10 x 2 hex head cap screws and hex lock nuts See Figur...

Page 46: ...SETUP LIFT CYLINDERS NOTE RESTRICTOR FITTINGS ARE BLACK IN COLOR FOR A VISUAL CHECK WHEN INSTALLING THE HOSES ALL FOLD CYLINDERS HAVE A 90 FITTING W 1 16 RESTRICTOR FACTORY INSTALLED IN THE ROD END AN...

Page 47: ...E ASSEMBLY HOSE ASSEMBLY HYDRAULIC CYLINDER 36 HOSE ASSEMBLY SLAVE DECAL HYDRAULIC CYLINDER 4 X HYDRAULIC CYLINDER 3 3 4 X 10 3 8 X 136 HOSE ASSEMBLY 1 2 13 X 3 1 2 HEX HEAD CAP SCREW AND HEX LOCK NUT...

Page 48: ...TTED PIN 1 1 4N FLAT WASHER FOLD PIN 4 X 30 HYDRAULIC CYLINDER 3 8 X 24 HOSE ASSEMBLY 8 PORT MANIFOLD 3 8 X 24 HOSE ASSEMBLY 4 X 30 HYDRAULIC CYLINDER FOLD PIN 1 1 4N FLAT WASHER 5 16 X 2 1 2 SPRING S...

Page 49: ...CYLINDER 4 X HYDRAULIC CYLINDER 3 3 4 X 10 3 8 X 150 HOSE ASSEMBLY 1 2 13 X 3 1 2 HEX HEAD CAP SCREW AND HEX LOCK NUT 16 PORT MANIFOLD 3 8 X 150 HOSE ASSEMBLY 3 3 10 SLAVE DECAL LIMIT VALVE 3 8 X 184...

Page 50: ...8 X 31 HOSE ASSEMBLY 3 8 X 33 HOSE ASSEMBLY 4 X 30 HYDRAULIC CYLINDER FOLD PIN 1 1 4N FLAT WASHER 5 16 X 2 1 2 SPRING SLOTTED PIN 90 ELBOW 3 8 X HOSE ASSEMBLY 3 4 16 MALE COUPLER W RESTRICTOR 60 3 8...

Page 51: ...SE ASSEMBLY HYDRAULIC CYLINDER HOSE ASSEMBLY SLAVE DECAL HYDRAULIC CYLINDER 4 X HYDRAULIC CYLINDER 3 3 4 X 10 3 8 X 165 HOSE ASSEMBLY 1 2 13 X 3 1 2 HEX HEAD CAP SCREW AND HEX LOCK NUT 16 PORT MANIFOL...

Page 52: ...1 4N FLAT WASHER 3 8 X 24 HOSE ASSEMBLY 3 8 X 24 HOSE ASSEMBLY ADAPTER 90 90 ELBOW W RESTRICTOR 3 8 X 60 HOSE ASSEMBLY 3 8 X 31 HOSE ASSEMBLY 3 4 16 MALE COUPLER 1 2 3 8 X 204 HOSE ASSEMBLY 13 X 3 1...

Page 53: ...IC CYLINDER 4 X HYDRAULIC CYLINDER 3 3 4 X 10 3 8 X 196 HOSE ASSEMBLY 1 2 13 X 3 1 2 HEX HEAD CAP SCREW AND HEX LOCK NUT 16 PORT MANIFOLD 3 8 X 196 HOSE ASSEMBLY 3 3 10 SLAVE DECAL LIMIT VALVE 3 8 X 1...

Page 54: ...BLY 3 4 16 MALE COUPLER 1 2 8 3 8 X 204 HOSE ASSEMBLY 13 X 3 1 2 HEX HEAD CAP SCREW AND HEX LOCK NUT 16 PORT MANIFOLD 3 8 X 64 HOSE ASSEMBLY ADAPTER 90 3 8 X 96 HOSE ASSEMBLY 8 PORT MANIFOLD 1 2 13 X...

Page 55: ...N FOLD PIN 1 1 4N FLAT WASHER 3 8 X 24 HOSE ASSEMBLY 3 8 X 24 HOSE ASSEMBLY ADAPTER 90 90 ELBOW W RESTRICTOR 3 8 X 60 HOSE ASSEMBLY 3 8 X 31 HOSE ASSEMBLY 3 4 16 MALE COUPLER 1 2 3 8 X 204 HOSE ASSEMB...

Page 56: ...FOLD CYLINDER MOUNT 5 8 X 4 X 6 1 2 U BOLT 1 2 13 X 3 1 2 HEX HEAD CAP SCREW FOLD PIN BOLT ON WING FOLD MOUNT WING STABILIZER U BOLT 1 1 4N FLAT WASHER 5 16 X 2 1 2 SPRING SLOTTED PIN 5 8 11 HEX LOCK...

Page 57: ...front manifold to the manifold bracket on the front center gang using 1 2 13 x 3 1 2 hex head cap screws and hex lock nuts 5 On 33 models attach the manifold to the rear manifold brackets on the imple...

Page 58: ...5 8 11 FLANGE HEAD SERRATED NUT 1 4 20 X 1 1 4 HEX HEAD CAP SCREW ORANGE STRIPE 1 2 13 HEX LOCK NUT WARNING LIGHT BAR TAIL LIGHT SUPPORT BRACKET SMV EMBLEM 1 4 20 X 3 4 HEX HEAD CAP SCREW U BOLT SMV...

Page 59: ...e on right hand tail light bracket using 8 32 x 1 2 pan head slotted screw and nuts Connect rear harness to module and connect the right left side lights accordingly Route main wire harness through ho...

Page 60: ...IGHT BRACKET W REFLECTORS YELLOW REFLECTOR 1 4 20 HEX LOCK NUT 1 4 20 HEX LOCK NUT SMV MOUNTING BRACKET U BOLT 5 8 11 FLANGE HEAD SERRATED NUT U BOLT 19 SELF LOCKING TIE 5 8 11 FLANGE HEAD SERRATED NU...

Page 61: ...tall the rear warning light harness to the frame Connect 2 pin and 3 pin ends to each of the warning lights Connect 6 pin to the ag flasher control module See Figure 3 23 for LED harness wire designat...

Page 62: ...ers to 21 dimension as shown in Figure 3 24 WARNING 6 Attach single reel gang bar assembly to reel arms using gang bar mount plate 3 4 10 x 6 hex head cap screws and double hex lock nuts as shown in F...

Page 63: ...24 Conditioner Single Reel Installation 3 6 5 2 187 187 2 6 5 8670 17 3 1 61 3 5 1 8670 17 2 7 9 635 1 66 0 1 5 1 3 927 86 1 635 1 6 277 3 1 3 927 3 1 0 1 5 86 1 5 50 2 187 28 187 5 1 5 66 0 127 6 3...

Page 64: ...nditioner Double Reel Installation 28 5 66 0 1 5 02817 3 7 635 1 66 0 5 1 1 3 927 86 1 52 3 1 3 927 3 1 0 1 5 86 1 28 5 50 2 187 03 78 635 1 7256 21 58 5 03 78 3 6 5 2 1876 3 6 5 2 1876 03 78 187 2 6...

Page 65: ...4 X 54 HOSE ASSEMBLY 1 4 X 30 HOSE ASSEMBLY STRAIGHT ADAPTER ADAPTER TEE 1 4 X 42 HOSE ASSEMBLY 1 4 X 46 HOSE ASSEMBLY 1 4 X 60 HOSE ASSEMBLY 1 4 X 46 HOSE ASSEMBLY 1 4 X 50 HOSE ASSEMBLY 1 4 X 34 HO...

Page 66: ...30 HOSE ASSEMBLY STRAIGHT ADAPTER ADAPTER TEE 1 4 X 42 HOSE ASSEMBLY 1 4 X 46 HOSE ASSEMBLY 1 4 X 84 HOSE ASSEMBLY 1 4 X 64 HOSE ASSEMBLY 1 4 X 68 HOSE ASSEMBLY 1 4 X 34 HOSE ASSEMBLY 3 8 X 330 HOSE A...

Page 67: ...E ASSEMBLY STRAIGHT ADAPTER ADAPTER TEE 1 4 X 42 HOSE ASSEMBLY 1 4 X 46 HOSE ASSEMBLY 1 4 X 94 HOSE ASSEMBLY 1 4 X 80 HOSE ASSEMBLY 1 4 X 84 HOSE ASSEMBLY 1 4 X 34 HOSE ASSEMBLY 3 8 X 330 HOSE ASSEMBL...

Page 68: ...30 HOSE ASSEMBLY STRAIGHT ADAPTER ADAPTER TEE 1 4 X 42 HOSE ASSEMBLY 1 4 X 46 HOSE ASSEMBLY 1 4 X 108 HOSE ASSEMBLY 1 4 X 94 HOSE ASSEMBLY 1 4 X 98 HOSE ASSEMBLY 1 4 X 34 HOSE ASSEMBLY 3 8 X 330 HOSE...

Page 69: ...TER ADAPTER TEE 1 4 X 46 HOSE ASSEMBLY 1 4 X 50 HOSE ASSEMBLY 1 4 X 108 HOSE ASSEMBLY 1 4 X 94 HOSE ASSEMBLY 1 4 X 98 HOSE ASSEMBLY 1 4 X 40 HOSE ASSEMBLY 3 8 X 330 HOSE ASSEMBLY BULKHEAD RUN TEE BULK...

Page 70: ...nion cylinder trunnion stop 1 2 13 x 1 1 2 hex head cap screw and split lock washer NOTE On 7431 33 models center reel arm has regular spring setup 3 Install the manifold to the manifold bracket on th...

Page 71: ...NUT 1 8 X 6 1 2 HEX HEAD CAP SCREW 90 ADAPTER 2 1 2 X 1 1 2 CYLINDER 1 8 HEX NUT 17 HEAVY SPRING ASSEMBLY STRAIGHT OR 45 ADAPTER GANGBAR MOUNT PLATE 3 4 10 X 6 HEX HEAD CAP SCREW CYLINDER TRUNNION 1...

Page 72: ...aulic Conditioner Double Reel Installation Option 28 5 66 0 1 5 02817 3 7 7 635 1 66 0 1 21 6 7 6 5 1 5 3 6 5 3 6 5 5 1 1 3 927 86 1 52 3 1 3 927 3 1 0 1 5 86 1 5 50 2 6 5 75811 21 02817 66 2 187 03 7...

Page 73: ...LL MODELS HINGE SHOWN FOR REFERENCE HOSE HOLDER HOSE CLAMP BULKHEAD PLATE LOCATION TO MOUNT BULKHEAD PLATE LEFT WING SHOWN SEE DETAIL B SEE DETAIL A DETAIL B REMOVE EXISTING 3 4 10 X 2 HEX HEAD CAP SC...

Page 74: ...tube as the front clamp plates at rear of the frame Adjust rear clamp tow hitch and hitch stabilizer plates to fit up next to rear frame tube 3 Attach rear tow hitch arms to clamp tow hitch plates usi...

Page 75: ...TER HARNESS COUPLER MOUNT BRACKET REAR TOW HITCH 5 8 11 X 2 1 2 HEX HEAD CAP SCREW AND HEX LOCK NUT HITCH REAR TOW HITCH CLAMP FRONT MOUNT 3 4 10 X 8 HEX HEAD CAP SCREW AND HEX LOCK NUT 3 4 10 X 9 HEX...

Page 76: ...any further adjustments 4 The fold system must be purged of air and filled with oil BEFORE attempting to fold the implement Air in the system will allow the wings to fall uncontrollably and may resul...

Page 77: ...7431 33 VT Plus models have two wheel and tire sizes available Do not install a tire made for a standard 15 rim diameter on a 15 5 rim diameter Mixing wheel and tire sizes can result in serious damag...

Page 78: ...nual 2 Lock the tractor drawbar in the center position VT Plus Preparation Figure 4 1 Disc Scraper to Disc Blade 1 Prior to operating the 7431 VT Plus inspect it thoroughly for good operating conditio...

Page 79: ...ck the installation of the 7 pin connector and the condition of the pins Hydraulic Lift System The VT Plus is equipped with a rephasing hydraulic lift system to raise and lower the unit in the field F...

Page 80: ...ers are not working evenly or together fully extend the lift cylinders and continue to hold the lever to purge any remaining air Do not loosen any hoses or fittings Recheck tractor reservoir to make s...

Page 81: ...uid level to make sure it is full of the manufacturer s recommended hydraulic fluid Connect the cylinder hoses to the tractor and fully extend and retract the cylinders several times The cylinder rod...

Page 82: ...ames When the wings are unfolded continue holding the tractor lever to fully extend all fold cylinders This will allow the wings to fully flex in the field 7 When the unit is fully folded remove the w...

Page 83: ...discing depth cannot be achieved by raising the lift wheels off the ground Little or no weight on the lift wheels will cause the frame sections to gouge side draft and buckle producing inconsistent cu...

Page 84: ...e from the walking beam spindle to the top of the frame on both sides If there is a difference it needs to be adjusted by turning the cylinder rods with the wrench flats provided at the clevis end See...

Page 85: ...e distance on the wing frame The wing frames are generally set to the same distance or slightly higher than the center frame The 7431 20 requires adding 3 4 to the measurement shown in Figure 4 9 and...

Page 86: ...to rear level See Figure 4 12 By turning the leveler handle in clockwise will lower the rear gangs in deeper By turning the leveler screw out counter clockwise will raise the rear gangs NOTE On the 7...

Page 87: ...ure 4 14 3 Loosen the 1 1 2 6 hex lock nut at the rear of the leveler tube an adjustment wrench is provided for this 4 Screw the leveler tube out to approximately 7 for all models 5 Install the level...

Page 88: ...to the ground b Adjust the leveler screw manual or hydraulic in or out until the pressure is relieved on the leveling system See Leveling Side to Side on page 4 8 and Leveling Front to Rear on page 4...

Page 89: ...wet conditions the scraper may be set against the disc blade and will function as a spring loaded scraper 2 Scraper blades have two positions and are reversible The blades are initially set in the fro...

Page 90: ...but not enough to hold the wing from reaching operating depth set with the main lift hydraulics IMPORTANT Excessive down pressure can cause the implement to throw a center ridge 3 To adjust the gauge...

Page 91: ...ing more difficult often with mixed results and is not covered by warranty Disc blade manufacturers will not cover any alterations to blades other than the place of manufacture Results from roll sharp...

Page 92: ...pth One turn will equal approximately 3 16 adjustment in depth 2 The gauge on the side of the depth stop tube gives a reference for depth setting The A setting refers to maximum operating depth IMPORT...

Page 93: ...taminants out and allow grease to pass 11 Position seal over seal bore Rotate seal in an inward motion to ensure sealing surfaces are facing away from the hub Install seal flush with seal bore casting...

Page 94: ...ed with the implement to insure safe transport a The safety chain should have a tensile strength equal to or greater than the gross weight of the implement The chain is attached to the lower hitch cle...

Page 95: ...ible Always use flashing warning lights except where such use is prohibited by law Make sure lights reflectors and SMV emblem are clearly visible and operating Remove any obstructions such as dirt mud...

Page 96: ...AL Hours Unless Stated 1 Disc Gang Bearings 1 each 10 2 Radius Rod 2 50 3 Walking Tandem Hubs 1 each 10 4 Wheel Hubs 1 each 50 5 Front Gauge 6 Bolt Wheel Hubs 1 each 50 6 Manual Leveler Tube 1 50 7 Hy...

Page 97: ...om fittings before greasing Replace any lost or broken fittings immediately 3 Disc gang and conditioner reel bearings are equipped with seals that will let grease pass and not harm the seal Regular lu...

Page 98: ...e unit in a shed or under a tarpaulin to protect it from the weather The ground tools and tires should rest on boards or some other object to keep them out of the soil 3 If the unit must be stored out...

Page 99: ...OPERATION AND MAINTENANCE 4 23 Notes...

Page 100: ...4 24 F 561 0818 OPERATION AND MAINTENANCE Page Intentionally Blank...

Page 101: ...Hitch adjustment too high Lower implement hitch point Gauge wheels too high allowing wings to go to deep Properly reset gauge wheels UNEVEN DEPTH Frame not level side to side Level center frame side t...

Page 102: ...Center frame cylinder leaking internally on side of unit that wing is raising Repair center master cylinder HYDRAULIC WING SETTLING Wing cylinder leaking Repair cylinder DISC GANG PLUGGING Scrapers se...

Page 103: ......

Page 104: ...g facilities Model 7431 VT Plus Operator s Manual Re Order Part Number F 561 0818 LANDOLL CORPORATION 1900 North Street Marysville Kansas 66508 785 562 5381 800 428 5655 WWW LANDOLL COM F 561 0818 Cop...

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