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Landoll 7450 VT Plus Operator's Manual

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Model 7450
VT Plus
Operator's Manual
LANDOLL CORPORATION
1900 North Street
Marysville, Kansas 66508
(785) 562-5381
800-428-5655 ~ WWW.LANDOLL.COM
F-607-0818

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Summary of Contents for Landoll 7450 VT Plus

  • Page 1 Model 7450 VT Plus Operator’s Manual LANDOLL CORPORATION 1900 North Street Marysville, Kansas 66508 (785) 562-5381 800-428-5655 ~ WWW.LANDOLL.COM F-607-0818...

  • Page 3: Table Of Contents

    7450 VT Plus Frame and Hitch Assembly ........
  • Page 4 Unfolding the 7450 VT Plus ........

  • Page 5: Introduction And Safety Information

    Introduction and Safety Information Introduction The Landoll Model 7450 VT Plus is a quality product designed to give years of trouble free performance. By following each section of this manual, your system will perform as designed for you and your operation.

  • Page 6: Understanding Safety Statements

    (decals) before you attempt to operate or maintain this vehicle. vehicle. 3. Carry reflectors or flags to mark the tractor and The safety statements contained in this manual relate to implement in case of breakdown on the road. the operation of the Model 7450 VT Plus. F-607-0818...

  • Page 7: Attaching, Detaching, And Storage

    INTRODUCTION AND SAFETY INFORMATION Protective Equipment 4. Do not transport at speeds over 20 MPH under good conditions. Never travel at a speed which does not 1. Wear protective clothing and equipment. allow adequate control of steering and stopping. Reduce speed if towed load is not equipped with 2.

  • Page 8: Safety Chain

    INTRODUCTION AND SAFETY INFORMATION Safety Chain 1. Use a chain with a strength rating equal to or greater than the gross weight of towed machinery, which is 10,100 pounds minimum in accordance with ASAE S338.2 specifications. If two or more implements are pulled in tandem, a larger chain may be required.

  • Page 9: Standard Specifications

    Chapter 2 Standard Specifications Model Specifications 7450 VT Plus Model Number 7450-39 7450-44 7450-49 Working Width 39'-9” 44'-9” 49'-9” Transport Width 17'-4” 17'-4” 17'-4” Transport Height 11'-0” 12'-3” 13'-6” Blade Diameter 22” 22” 22” Number of Blades 66/68 74/76 82/84...
  • Page 10 STANDARD SPECIFICATIONS Specific Bolt Torques Bolts & Nuts Torque (FT. LBS.) Torque to 100 Ft./Lbs. while rotating. Back to loose and tighten by hand Center Frame Nuts (Inner) until contact is made with bearing. Center Frame Nuts (Outer) 300 Ft./Lbs. . Center Frame Wheel Nuts 450-500 Ft./Lbs.

  • Page 11: General Torque Specifications (Rev. 4/97)

    STANDARD SPECIFICATIONS General Torque Specifications (rev. 4/97) TORQUE SPECIFIED IN FOOT POUNDS - This chart provides tightening torques for general purpose applications when special torques are not specified on process or drawing. Assembly torques apply to plated nuts and capscrews assembled without supplemental lubrication (as received condition).

  • Page 12: Hydraulic Fitting Torque Specifications

    STANDARD SPECIFICATIONS Hydraulic Fitting Torque Specifications TORQUE IS SPECIFIED IN FOOT POUNDS- 37 JIC, ORS, & ORB (REV. 10/97) This chart provides tightening torques for general purpose applications when special torques are not specified on process or drawing. Assembly torques apply to plated nuts and capscrews assembled without supplemental lubrication (as received condition).
  • Page 13 STANDARD SPECIFICATIONS Table provided for general use. NOTES:...
  • Page 14 STANDARD SPECIFICATIONS Figure 2-1: Wing Stabilizer and Light Bracket Placement (39' Model) (Left Half) F-607-0818...
  • Page 15 STANDARD SPECIFICATIONS Figure 2-2: Wing Stabilizer and Light Bracket Placement (39' Model) (Right Half)
  • Page 16 STANDARD SPECIFICATIONS Figure 2-3: Wing Stabilizer and Light Bracket Placement (44' Model) (Left Half) F-607-0818...
  • Page 17 STANDARD SPECIFICATIONS Figure 2-4: Wing Stabilizer and Light Bracket Placement (44' Model) (Right Half)
  • Page 18 STANDARD SPECIFICATIONS Figure 2-5: Wing Stabilizer and Light Bracket Placement (49' Model) (Left Half) 2-10 F-607-0818...
  • Page 19 STANDARD SPECIFICATIONS Figure 2-6: Wing Stabilizer and Light Bracket Placement (49' Model) (Right Half) 2-11...
  • Page 20 STANDARD SPECIFICATIONS 18-3/8” 18-3/8” 21-1/2” SPRING ARM 18-1/8” ASSEMBLY HYDRULIC ARM 20-3/4” ASSEMBLY NOTE: LOCATION 7450-39’’ 204522 OF TUBE CLAMPS 135”/150” REEL ASSEMBLY 14-5/8” YELLOW REFLECTOR NOTE: REEL ASSEMBLIES 7450-39’ 204417 DECAL ARE SAME FOR SPRING OR 90”/90” DOUBLE REEL HYDRAULIC ARM ASSEMBLIES.
  • Page 21 STANDARD SPECIFICATIONS 18-3/8” 18-3/8” 18-3/8” 18-3/8” 21-1/2” 21-1/2” SPRING ARM 18-1/8” 18-1/8” ASSEMBLY HYDRULIC ARM ASSEMBLY 20-3/4” 20-3/4” NOTE: LOCATION NOTE: LOCATION 7450-39’’ 204522 7450-39’’ 204522 OF TUBE CLAMPS OF TUBE CLAMPS 135”/150” REEL ASSEMBLY 135”/150” REEL ASSEMBLY 14-5/8” 14-5/8” NOTE: REEL ASSEMBLIES NOTE: REEL ASSEMBLIES YELLOW REFLECTOR...
  • Page 22 STANDARD SPECIFICATIONS 18-3/8” 18-3/8” 22-1/2” 20-1/8” SPRING ARM ASSEMBLY 20-3/4” HYDRULIC ARM ASSEMBLY NOTE: LOCATION 7450-44’’ 204522 OF TUBE CLAMPS 13-5/8” 135”/150” REEL ASSEMBLY YELLOW REFLECTOR NOTE: REEL ASSEMBLIES 7450-44’ 204418 DECAL ARE SAME FOR SPRING OR 105”/105” DOUBLE REEL HYDRAULIC ARM ASSEMBLIES.
  • Page 23 STANDARD SPECIFICATIONS 18-3/8” 18-3/8” 22-1/2” 20-1/8” SPRING ARM ASSEMBLY HYDRULIC ARM 20-3/4” ASSEMBLY NOTE: LOCATION OF TUBE CLAMPS 7450-44’’ 204522 13-5/8” 135”/150” REEL ASSEMBLY YELLOW REFLECTOR NOTE: REEL ASSEMBLIES 7450-44’ 204424 DECAL ARE SAME FOR SPRING OR 105”/105” DOUBLE REEL HYDRAULIC ARM ASSEMBLIES.
  • Page 24 STANDARD SPECIFICATIONS 18-3/8” 18-3/8” 23-1/2” 22-1/8” SPRING ARM ASSEMBLY 20-3/4” HYDRULIC ARM ASSEMBLY NOTE: LOCATION OF TUBE CLAMPS 7450-49’’ 204522 12-5/8” 135”/150” REEL ASSEMBLY YELLOW REFLECTOR 7450-49’ 204419 NOTE: REEL ASSEMBLIES DECAL 120”/120” DOUBLE REEL ARE SAME FOR SPRING OR 7450-49’...
  • Page 25 STANDARD SPECIFICATIONS 18-3/8” 18-3/8” 23-1/2” SPRING ARM 22-1/8” ASSEMBLY 20-3/4” HYDRULIC ARM ASSEMBLY NOTE: LOCATION OF TUBE CLAMPS 7450-49’’ 204522 12-5/8” 135”/150” REEL ASSEMBLY YELLOW REFLECTOR 7450-49’ 204425 NOTE: REEL ASSEMBLIES DECAL 120”/120” DOUBLE REEL ARE SAME FOR SPRING OR 7450-49’...
  • Page 26 STANDARD SPECIFICATIONS Figure 2-13: Dual Tire Scraper Installation 2-18 F-607-0818...
  • Page 27 STANDARD SPECIFICATIONS HOSES AND WIRING ON THIS SIDE WILL BE ROUTED THROUGH TUBE MOUNTING SCREWS WILL LOCATE HITCH 50” 7450 rear hitch placement Figure 2-14: Rear Tow Hitch Installation 2-19...
  • Page 28 STANDARD SPECIFICATIONS Table provided for general use. NOTES: 2-20 F-607-0818...

  • Page 29: Assembly Instructions

    Chapter 3 Assembly Instructions It is very important that your new 7450 VT Plus be  DANGER properly assembled, adjusted and lubricated before use. Illustrations to assist with the assembly process are Disc blades are extremely sharp. Exercise provided in “Standard Specifications” on page 2-1.
  • Page 30 ASSEMBLY INSTRUCTIONS NOTE: INSTALL RH/LH LIGHT BRACKETS AFTER INNER WING DISC GANGS ARE 3/4-10 X 8 HEX HEAD INSTALLED OR THE LIGHT BRACKETS CAP SCREW WILL INTERFERE WITH THE HINGE PINS. CLAMP PLATE 3/4-10 HEX LOCK NUT SHORT ARM TUBE CENTER FRAME LH LIGHT BRACKET ASSEMBLY...

  • Page 31: Disc Gangs

    ASSEMBLY INSTRUCTIONS Disc Gangs Mounting Center Frame Tires and Wheels  DANGER Install the tire and wheel assemblies on the center section. The center frame tires uses 235/75R17.5 tIres Disc blades are extremely sharp. Exercise with 8-bolt walking dual wheels and 4” slip-in spindles. extreme care when working on or near disc blades.
  • Page 32 ASSEMBLY INSTRUCTIONS Figure 3-3: Inner Wing Frame Installation F-607-0818...

  • Page 33: Dual Tire Scraper Installation

    ASSEMBLY INSTRUCTIONS 3/4-10 X 1-3/4 HEX HEAD CAP SCREW (USED WHEN SCRAPER PLATE NOT USED) 3/4-10 X 2-1/4 HEX HEAD CAP SCREW (USED WHEN SCRAPER PLATE IS USED) U-BOLT 3/4-10 HEX LOCK NUT SCRAPER MOUNT SCRAPER PLATE (USED WITH OUTER TIRES ONLY) DUAL TIRE SCRAPER m170214 op Figure 3-4: Dual Tire Scraper Installation...
  • Page 34 ASSEMBLY INSTRUCTIONS CENTER FRAME RIGHT OUTER WING LEFT INNER WING RIGHT INNER 3/4-10 X 2 HEX HEAD WING CAP SCREW TIRE AND WHEEL ASSEMBLY LEFT OUTER WING 1-3/4 X 9-3/4 HINGE PIN 1-3/4 SNAP RING 1-3/4 X 9-3/8 LOCK PIN SEE DETAIL 1-3/4 THRUST WASHER 1-1/2 X 4-3/8 WING...

  • Page 35: Outer Wing Frames

    ASSEMBLY INSTRUCTIONS Outer Wing Frames 1. Install double hinge and locks to inner wing with thrust washer toward rear of the machine using hinge pin and 1-1/4-7 hex lock nut (See Figures 3-5 and 3-7). Install two fold links per hinge, placing them over the bushing of the double hinge.
  • Page 36 ASSEMBLY INSTRUCTIONS CENTER FRAME 1/2-13 HEX LOCK HOSE HOLDER CLAMP 3/4-10 PREVAILING TORQUE NUT 1/4-20 X 1 HEX HEAD CAP SCREW HOSE HOLDER WING NUT HOSE HOLDER CLAMP 1-1/2 - 6 HEX NUT 3/8-16 HEX 1-1/2 - 6 SPLIT LOCK WASHER HOSE HOLDER 1-1/2 THRUST...

  • Page 37: 7450 Vt Plus Frame And Hitch Assembly

    ASSEMBLY INSTRUCTIONS 7450 VT Plus Frame and Hitch NOTE Assembly The hitch may be assembled in the upper or lower position depending on matching tractor drawbar height. IMPORTANT See “Hitch Adjustment” on page 4-11 for proper adjustment. Read all safety precautions at the front of the section 2.
  • Page 38 ASSEMBLY INSTRUCTIONS 3/16 X 1 SPRING SLOTTED PIN 90 ELBOW W/ 1/32 LEVEL INDICATOR ROD RESTRICTOR LEVELER SPACER LEVELER ASSEMBLY 3/4-10 HEX LOCK NUT 1/2N FLAT WASHER LEVELER PIN KEEPER 1/2-13 HEX LOCK NUT 3/4-10 X 2-1/4 HEX HEAD LEVEL INDICATOR GAUGE CAP SCREW 1-1/2 FLAT WASHER 1-1/4 X 6-3/8...

  • Page 39: Leveler Assembly

    ASSEMBLY INSTRUCTIONS Leveler Assembly 6. Attach leveler tower to the top of the leveler ball joint link with hitch pin, 1/2 x 2-1/4 grooved alloy pin, (2) 1. Attach rear of leveler assembly to the center left lift 1-1/2” washers, and 1-8 hex lock nut. using the leveler pins through the leveler base/cross.

  • Page 40: Depth Stop Tube Installation

    ASSEMBLY INSTRUCTIONS 3/8-16 HEX LOCK NUT 5/8-11 HEX LOCK NUT DEPTH STOP TUBE 5/8-11 X 2-1/2 HEX ASSEMBLY HEAD CAP SCREW 5/16-18 X 5 HEX DEPTH CONTROL MOUNT HEAD CAP SCREW 3/8-16 X 1-1/4 HEX HEAD CAP SCREW DEPTH STOP GUIDE SLIDE PAD LIMIT VALVE 90 ADAPTER...
  • Page 41 ASSEMBLY INSTRUCTIONS 3/8 X 24 HOSE ASSEMBLY 3-3/4X 16 HYD. ADAPTER REPHASE 1,000 PSI RELIEF CYLINDER VALVE 3/8 X 86 HOSE ADAPTER ASSEMBLY 3/8 X 116 HOSE 4X 16 HYD. ASSEMBLY TO REPHASE BASE WING CYLINDER STR SWIVEL FITTING 3/8 X 116 HOSE ASSEMBLY DETAIL A 4-1/2 X 16 HYD.
  • Page 42 ASSEMBLY INSTRUCTIONS 3/8 X 168 HOSE SEE DETAIL A ASSEMBLY 3/8 X 130 HOSE ASSEMBLY 3/8 X 116 HOSE ASSEMBLY 3/8 X 96 HOSE ASSEMBLY 3/8 X 64 HOSE ASSEMBLY 3/8 X 42 HOSE ASSEMBLY 3/8 X 27 3/8 X 24 HOSE HOSE ASSEMBLY ASSEMBLY...
  • Page 43 ASSEMBLY INSTRUCTIONS 3/8 X 24 HOSE ASSEMBLY 3-3/4X 16 HYD. ADAPTER REPHASE 1,000 PSI RELIEF CYLINDER VALVE 3/8 X 105 HOSE ADAPTER ASSEMBLY 3/8 X 130 HOSE 4X 16 HYD. ASSEMBLY TO REPHASE BASE WING CYLINDER STR SWIVEL FITTING 3/8 X 130 HOSE ASSEMBLY DETAIL A 4-1/2 X 16 HYD.
  • Page 44 ASSEMBLY INSTRUCTIONS 3/8 X 190 HOSE SEE DETAIL B ASSEMBLY 3/8 X 146 HOSE ASSEMBLY 3/8 X 123 HOSE ASSEMBLY 3/8 X 114 HOSE ASSEMBLY 3/8 X 64 HOSE ASSEMBLY 3/8 X 42 HOSE ASSEMBLY 3/8 X 27 3/8 X 24 HOSE HOSE ASSEMBLY ASSEMBLY...
  • Page 45 ASSEMBLY INSTRUCTIONS 3/8 X 24 HOSE ASSEMBLY 3-3/4X 16 HYD. ADAPTER REPHASE 1,000 PSI RELIEF CYLINDER VALVE 3/8 X 116 HOSE ADAPTER ASSEMBLY 3/8 X 140 HOSE 4X 16 HYD. ASSEMBLY TO REPHASE BASE WING CYLINDER STR SWIVEL FITTING 3/8 X 140 HOSE ASSEMBLY DETAIL A 4-1/2 X 16 HYD.
  • Page 46 ASSEMBLY INSTRUCTIONS 3/8 X 228 HOSE SEE DETAIL B ASSEMBLY 3/8 X 159 HOSE ASSEMBLY 3/8 X 159 HOSE ASSEMBLY 3/8 X 128 HOSE ASSEMBLY 3/8 X 64 HOSE ASSEMBLY 3/8 X 42 HOSE ASSEMBLY 3/8 X 27 3/8 X 24 HOSE HOSE ASSEMBLY ASSEMBLY...
  • Page 47 ASSEMBLY INSTRUCTIONS Figure 3-17: Transport Lock and Fold Hydraulic Assembly Details 3-19...
  • Page 48 ASSEMBLY INSTRUCTIONS 1-1/4N FLAT WASHER 1-1/4 X 6-1/8 FOLD PIN 5/16 X 2-1/2 SPRING SLOTTED PINS (39’) 4X 30 (39’/44’) OR 4-1/2 X 30 (49’) OR ROLL PINS PROVIDED W/ CYLINDER HYDRAULIC CYLINDER (44’/49’) 5/16 X 2-1/2 SPRING SLOTTED 1-1/4 X 6-1/8 FOLD PIN (39’) OR PINS (39’/44’) CLEVIS PIN PROVIDED W/...

  • Page 49: Hydraulic Installation

    3/4-10 x 5 hex head cap screws and hex lock nuts (See Figure 3-20.) FOLD 3/4-10 HEX LOCK NUT STABILIZER MOUNT OUTER WING STOP INSTALLED AT LANDOLL WING STABILIZER 3/4-10 X 5 HEX HEAD CAP SCREW FOLD STABILIZER MOUNT...
  • Page 50 ASSEMBLY INSTRUCTIONS 7-PIN 4-PIN CIRCUIT WIRE CONN TOWER COLOR 2-PIN 3-PIN 6-PIN 3-PIN 2-PIN TOWER TOWER SHROUD TOWER TOWER GROUND GROUND BLACK WORK LAMPS BLACK LEFT TURN LEFT FLASHING YELLOW WHITE & TURN GROUND STOP LAMPS BROWN RIGHT FLASHING GREEN TAIL LIGHT &...

  • Page 51: Light Installation

    ASSEMBLY INSTRUCTIONS 3/4-10 X 9-1/2 HEX HEAD CAP SCREW 3/4-10 X 8-1/2 HEX REAR TOW HITCH HEAD CAP SCREW MOVE SMV HERE ROUTE HOSES AND WIRES THROUGH RIGHT SIDE HYDRAULIC KIT HITCH PLATE MOUNTS HERE MOUNT PLATE 3/4-10 HEX LOCK NUT m167603 op Figure 3-22: Rear Tow Hitch Installation Light Installation...

  • Page 52: Conditioner Reel Installation

    ASSEMBLY INSTRUCTIONS Conditioner Reel Installation YELLOW NOTE REFLECTOR DECAL Refer to Conditioner Single Reel Installation shown in Figure 3-24 for single reel installation or Conditioner Double Reel Installation shown in Figure 3-25 for double reel installation. 1. Assemble 1 x 8 adjustment bolt through adjustment pin on frame, 1"...
  • Page 53 ASSEMBLY INSTRUCTIONS 1-8 X 6-1/2 HEX HEAD CAP SCREW 21” 1-8 HEX LOCK NUT NOTE: SIDE PLATE REMOVED FOR CLARITY 1-1/2 FLANGE BEARING 1-1/2 PIVOT BUSHING 5/16 X 1-1/2 SPRING SLOTTED PIN 1-8 HEX NUT PIVOT PIN 1” LOCK WASHER MACHINERY BUSHING ADJUSTMENT...
  • Page 54 ASSEMBLY INSTRUCTIONS Figure 3-25: Conditioner Double Reel Installation 3-26 F-607-0818...
  • Page 55 ASSEMBLY INSTRUCTIONS 1/4 X 94 HOSE ASSEMBLY 90 JIC SWIVEL ADAPTER 2-1/2 X 1 HYDRAULIC BULKHEAD RUN TEE ADAPTER CYLINDER 1/4 X 90 HOSE ASSEMBLY 1/4 X 48 HOSE ASSEMBLY 1/4 X 60 HOSE ASSEMBLY 1/4 X 68 HOSE 1/4 X 60 HOSE ASSEMBLY 1/4 X 34 HOSE ASSEMBLY...
  • Page 56 ASSEMBLY INSTRUCTIONS 1/4 X 108 HOSE ASSEMBLY 90 JIC SWIVEL ADAPTER 2-1/2 X 1 HYDRAULIC BULKHEAD RUN TEE ADAPTER CYLINDER 1/4 X 102 HOSE ASSEMBLY 1/4 X 48 HOSE ASSEMBLY 1/4 X 60 HOSE ASSEMBLY 1/4 X 57 HOSE 1/4 X 75 HOSE ASSEMBLY 1/4 X 36 HOSE ASSEMBLY...
  • Page 57 ASSEMBLY INSTRUCTIONS 1/4 X 125 HOSE ASSEMBLY 90 JIC SWIVEL ADAPTER 2-1/2 X 1 HYDRAULIC BULKHEAD RUN TEE ADAPTER CYLINDER 1/4 X 120 HOSE ASSEMBLY 1/4 X 48 HOSE ASSEMBLY 1/4 X 60 HOSE ASSEMBLY 1/4 X 57 HOSE 1/4 X 90 HOSE ASSEMBLY 1/4 X 36 HOSE ASSEMBLY...

  • Page 58: Finishing Hydraulic Conditioner Reel Installation (Option)

    ASSEMBLY INSTRUCTIONS Finishing Hydraulic Conditioner 3. Install 1-8 hex nut onto rod of cylinder and install 17” heavy spring assembly onto cylinder rod. Reel Installation (Option) 4. Install 1-1/2” flange bearing into reel arm, and slide in 1-1/2” pivot bushing. NOTES 5.
  • Page 59 ASSEMBLY INSTRUCTIONS 1-8 X 6-1/2 HEX HEAD CAP SCREW 21” 1-8 HEX LOCK NUT NOTE: SIDE PLATE REMOVED FOR CLARITY 1-1/2 FLANGE BEARING 1-1/2 PIVOT BUSHING 5/16 X 1-1/2 SPRING SLOTTED PIN 1-8 HEX NUT PIVOT PIN 1” LOCK WASHER MACHINERY BUSHING ADJUSTMENT...
  • Page 60 ASSEMBLY INSTRUCTIONS 2-1/2 X 1 HYDRAULIC CYLINDER REEL ARM STOP REEL ARM 1-1/2 FLANGE NOTE: REEL ARM STOP IS ONLY BEARING 1-8 X 6-1/2 HEX USED ON OUTER REELS HEAD CAP 1-1/2 PIVOT SCREW MACHINERY BUSHING BUSHING 1-8 HEX PIVOT PIN LOCK NUT 5/16 X 1-1/2 SPRING SLOTTED PIN...
  • Page 61 ASSEMBLY INSTRUCTIONS Figure 3-33: Finishing Conditioner Double Reel Installation (Option) 3-33...
  • Page 62 ASSEMBLY INSTRUCTIONS BULKHEAD RUN TEE SMALL LOOP 7450-reel-5 Figure 3-34: Finishing Conditioner Reel Installation Hydraulic Hose Placement (Left Half) BULKHEAD RUN TEE SMALL LOOP 7450-reel-4 Figure 3-35: Finishing Conditioner Reel Installation Hydraulic Hose Placement (Right Half) 3-34 F-607-0818...
  • Page 63 ASSEMBLY INSTRUCTIONS 8. Install fittings into manifold according to Figures 3-26 RIGHT INNER WING RIGHT OUTER through 3-28. WING 9. Install bulkhead plates to the inner and outer wings HOSE CLAMP with hose clamps (3-36 and 3-37.) Assemble bulkhead tees and 90º swivel adapters onto each of them.

  • Page 64: Final Assembly

    ASSEMBLY INSTRUCTIONS Final Assembly  WARNING 1. Attach a tractor to the implement and charge the lift Do not attempt to lift heavy parts (such as the system hydraulics as described is “Hydraulic Lift frame, disc gangs, lift, pull hitch, or reel/gang bar System”...

  • Page 65: Operation And Maintenance

      DANGER DANGER Never allow anyone to ride on the 7450 VT Plus at When transporting the unit, place cylinder any time. Allowing a person to ride on the lockouts in the transport lock position after fully machine can inflict serious personal injury or extending the cylinders.

  • Page 66: Tractor Preparation

    Tractor Preparation VT Plus Preparation The Landoll 7450 VT Plus is designed to be pulled by tractor equipped with a double lip or clevis type hitch CAT IV or V. If your tractor is not equipped as such, you need to purchase the hitch from your local tractor dealer.

  • Page 67: Attaching To The Tractor

    OPERATION AND MAINTENANCE Attaching to the Tractor  WARNING 1. Align the tractor drawbar with the machine. Raise or Escaping hydraulic fluid can cause serious lower the disc ring hitch, as needed, using the swivel personnel injury. Relieve system pressure before jack.
  • Page 68 OPERATION AND MAINTENANCE 2. The hydraulic system is not filled with oil and should be purged of air before transporting and field operations. Carefully hitch the VT Plus to the tractor 3-1/4 X 8 HYDRAULIC and connect the hydraulic lift hoses. Check to make CYLINDER 3-1/2 X 8 HYDRAULIC sure the tractor hydraulic reservoir is full of the...

  • Page 69: Hydraulic Fold System

    The tractor should be stopped and not moving with the unit fully raised. See “Folding the 7450 VT Plus” on page 4-6 and “Unfolding the 7450 VT Plus” on page 4-6 for further instructions on folding and unfolding the VT Plus.

  • Page 70: Folding The 7450 Vt Plus

    OPERATION AND MAINTENANCE Folding the 7450 VT Plus CENTER LIFT TRANSPORT LOCK Fully raise machine. WING LOCK DISENGAGED 2. Begin folding the machine. Transport locks will engage on the center lift as the outer wings are folding, fully fold all inner and outer wings (See Figures 4-6 and 4-7).

  • Page 71: General Operation

    OPERATION AND MAINTENANCE General Operation Field Operation 1. The horsepower requirements are typically 8-10 1. Raise the unit to take the weight off of the transport horsepower per foot of cut. This will vary widely due locks. to speed, depth, moisture, residue and types of soils. 2.

  • Page 72: Leveling (Side To Side)

    OPERATION AND MAINTENANCE Leveling (Side to Side) 2. To level the center frame: a. Verify that all of the tires are properly inflated. 1. An adjustable radius rod connects the center frame b. With the unit unfolded, raise it to fully extend the lifts together to keep them operating in unison.
  • Page 73 OPERATION AND MAINTENANCE 3. After adjusting the cylinder rod or rods, the radius rod needs to be adjusted back to a neutral position. This is accomplished by fully retracting the lift cylinders and adjusting the radius rod until there is no load on it, and then tightening the jam nuts on each end.

  • Page 74: Leveling (Front-To-Rear)

    OPERATION AND MAINTENANCE Leveling (Front-to-Rear) 3. Implements with the hydraulic leveler, can make adjustments on-the-go from the tractor. A reference 1. The leveling feature on the VT Plus is used to keep gauge is provided on the implement for a guide. the machine level when raising the unit from a 4.

  • Page 75: Hitch Adjustment

    OPERATION AND MAINTENANCE Hitch Adjustment 4. To adjust the hitch (See Figure 4-14.): a. Lower the VT Plus to the ground. 1. It is important for the VT Plus to maintain a proper b. Adjust the hydraulic leveler in or out until the draft line with the tractor to do a level job of discing.

  • Page 76: Scraper Adjustment

    OPERATION AND MAINTENANCE Scraper Adjustment 1. Rigid scrapers should be set initially as close to the disc blade as possible without rubbing The VT Plus is equipped with rigid scrapers at regular (approximately 1/8”) (See Figure 4-15.) A slotted spools with dual scrapers at the disc bearings. hole at the top of each scraper is provided for individual adjustment.

  • Page 77: Front Gauge Wheels

    OPERATION AND MAINTENANCE Front Gauge Wheels IMPORTANT 1. The VT Plus is equipped with castering gauge Excessive down pressure can cause the implement wheels at the outer front corners of each wing. These to throw a center ridge. gauge wheels are used to limit depth of the wings, 3.

  • Page 78: Disc Blades

    Disc Blades  DANGER 1. The 7450 VT Plus is equipped with 22" -6 ga. (.197"), Disc blades are extremely sharp. Exercise 22" -4 ga. (.256), or 22" -4 ga. (.256 )rollable low extreme care when working on or near disc concavity disc blades on both front and rear.

  • Page 79: Depth Stop Adjustment (Manual)

    OPERATION AND MAINTENANCE Depth Stop Adjustment (Manual) DEPTH STOP TUBE The operating depth of the VT Plus is controlled by a DEPTH STOP single-point depth stop. The stop is located at the center GAUGE front of the machine. 1. Adjust the depth stop by turning the handle out (counter-clockwise) to increase operating depth (See Figure 4-18.) Turn the handle in (clockwise) to decrease operating depth.

  • Page 80: 7450 - Vt Wheel Bearing Maintenance

    OPERATION AND MAINTENANCE TRIPLE LIP GREASE SEAL INNER BEARING CONE INNER BEARING CUP OUTER BEARING CUP 8 BOLT HUB OUTER BEARING CONE SPINDLE WASHER 2-1/4” SPINDLE 1-14 HEX SLOT NUT 3/16 X 1-1/2 COTTER PIN HUB CAP 7450 WING FRAME WHEELS INNER BEARING OUTER BEARING CUP 8 BOLT HUB...

  • Page 81: Wing Frame

    OPERATION AND MAINTENANCE Wing Frame 1. Lower machine until tires are off the ground, the depth stop may have to be adjusted to allow cylinders Wheel bearing maintenance should be performed at the to retract far enough. beginning of every season of use. Check the wheel 2.

  • Page 82: Hydraulic Maintenance

    Maximum transport speed for the 7450 is 20 mph for Seal kits are available from your Landoll dealer. the implement and is designated on the speed identification symbol located on the front of the 3.
  • Page 83 OPERATION AND MAINTENANCE 6. A safety chain is provided with the implement to 8. Know the transport heights and widths of the unit insure safe transport. before transporting. Attachments such as leveling harrows can increase the transport dimensions of the a.
  • Page 84 OPERATION AND MAINTENANCE 7450 lube Figure 4-23: Lubrication Schedule LUBRICATION TABLE INTERVAL ITEM DESCRIPTION NO. OF LUBE POINTS (Hours Unless Stated) Disc Gang Bearings 1 each Conditioner Reel Bearings 1 each Walking Tandem Hubs 2 each (Top/Bottom) Wing Wheel Hubs 1 each Front Gauge 6 Bolt Wheel Hubs 1 each...

  • Page 85: Lubrication Maintenance

    1. Table 4-1 specifies the number and the period of harm the seal. Regular lubrication will maintain a full lubrication points on the 7450 VT Plus. Proper grease cavity and help purge any contaminants. maintenance of your machine will, under normal...

  • Page 86: Storage

    OPERATION AND MAINTENANCE Storage 1. The service life of the VT Plus will be extended by proper off-season storage practices. Prior to storing the unit, complete the following procedures: a. Completely clean the unit. b. Inspect the machine for worn or defective parts. Replace as needed.

  • Page 87: Troubleshooting Guide

    Troubleshooting Guide The Troubleshooting Guide, shown below, is included to help you quickly locate problems that can happen using your 7450 VT Plus. Follow all safety precautions stated in the previous sections when making any adjustments to your machine. PROBLEM...
  • Page 88 TROUBLESHOOTING GUIDE PROBLEM PROBABLE CAUSE SOLUTION WHEEL BEARING FAILURE Seals not installed correctly Install seals with the lips pointing outward away from the hub. HYDRAULIC - LIFT CYLINDERS NOT Lift cylinders not in phase Fully extend cylinders and hold hydraulic FULLY EXTENDING lever until all cylinders are fully extended.
  • Page 90 Equipment from Landoll Corporation is built to exacting standards ensured by ISO 9001 registration at all Landoll manufacturing facilities. Model 7450 VT Plus Operator’s Manual Re-Order Part Number F-607-0818 LANDOLL CORPORATION 1900 North Street Marysville, Kansas 66508 (785) 562-5381 800-428-5655 ~ WWW.LANDOLL.COM Copyright 2010.

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