Kubota B2778 Operator And Parts Manual
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Kubota B2778 Operator And Parts Manual

Kubota B2778 Operator And Parts Manual

60" rotary broom
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OM 0361BR-AC
07/06
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60" ROTARY BROOM
FOR B SERIES TRACTORS
MANUAL PART NUMBER 70060-04502
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MODEL B2778
SERIAL NO. 2600000 AND UP
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Summary of Contents for Kubota B2778

  • Page 1 60" ROTARY BROOM MODEL B2778 FOR B SERIES TRACTORS SERIAL NO. 2600000 AND UP OM 0361BR-AC MANUAL PART NUMBER 70060-04502 07/06...

  • Page 3: Table Of Contents

    TABLE OF CONTENT INTRODUCTION – TO THE PURCHASER ..................3 SAFETY PRECAUTIONS ........................4 Before Operation..........................4 Notice............................5 Subframe & Rotary Broom ......................5 Before Operation ......................5 Rotary Broom & Subframe Operation ................6 Maintenance ..........................8 DECALS ...............................9 ASSEMBLY ............................10 Rotary Broom Assembly ......................10 Preparation ........................10 Driveline Installation.....................10 Installation of Female Hitch and Pivot Assembly............11 Installation of Shock Absorber ..................11...
  • Page 4 Brush Replacement .....................22 Lubrication ..........................24 Storage ............................26 PARTS..............................27 Introduction..........................27 Rotary Broom Assembly – B2778 ....................28 Rotary Broom - Exploded view – B2778 ..................30 Brush ............................32 Female Hitch and Pivot Assembly....................33 Female Driveline (70060-45011)....................34 Gearbox– (70060-45009)......................35 AVAILABLE OPTIONS ........................36 TORQUE SPECIFICATION TABLE ....................37...

  • Page 5: Introduction - To The Purchaser

    INTRODUCTION O THE URCHASER All products are designed to give safe, Illustrations dependable service if they are operated and illustrations necessarily maintained according to instructions. Read reproduce the full detail and the exact shape of understand this manual before the parts or depict the actual models, but are operation.

  • Page 6: Safety Precautions

    SAFETY PRECAUTIONS SAFETY FIRST This symbol, the industry's "Safety Alert Symbol", is used throughout this manual and on labels on the machine itself to warn of the possibility of personal injury. Read these instructions carefully. It is essential that you read the instructions and safety regulations before you attempt to assemble or use this rotary broom.

  • Page 7: Notice

    SAFETY PRECAUTIONS - continued OTICE A safe operator is the best assurance against accidents. All operators, no matter how experienced they may be, should read this operator's manual and all other related manuals before attempting to operate the rotary broom. Please read the following section and pay particular attention to all safety recommendations contained in this manual and those labeled on the rotary broom and on the tractor.

  • Page 8: Rotary Broom & Subframe Operation

    SAFETY PRECAUTIONS - continued Rotary Broom & Subframe Operation 1. Before leaving the tractor unattended, take 10. Do not run the tractor engine indoors possible precautions. Park except when starting engine tractor/rotary broom on level ground, place transporting attachment the transmission in neutral, set the parking building.
  • Page 9 SAFETY PRECAUTIONS - continued 20. Never allow anyone to operate the rotary 33. Make sure the tractor is counterweighted broom until they have read the manual as recommended by your dealer. Weights completely and are thoroughly familiar with provide the necessary balance to improve basic tractor and rotary broom operation.

  • Page 10: Maintenance

    SAFETY PRECAUTIONS - continued AINTENANCE ALWAYS USE GENUINE PARTS WHEN 10. Do not modify or alter this rotary broom or REPLACEMENT PARTS ARE REQUIRED components operating functions. If you have questions concerning 1. Keep the tractor and rotary broom properly modifications, consult with your dealer.

  • Page 11: Decals

    DECALS Replace immediately if damaged 70060-45008 (2500587) 70060-02261 70060-02834 (2500515) (2500354) 70060-03764 70060-02835 (660989) (2500499) 70060-03762 (660990) 70060-02232 (2500484) 70060-03033 (658710) 70060-02833 (664391) 70060-03763 70060-01208 (660988) (656781) OM 0361BR-AC...

  • Page 12: Assembly

    ASSEMBLY OTARY BROOM SSEMBLY The rotary broom is pre assembled at the factory, however, parts contained in the bag and box must be installed. Use the present manual and lay out all parts for assembly. Separate bolts and nuts into various sizes.

  • Page 13: Installation Of Female Hitch And Pivot Assembly

    ASSEMBLY Installation of the Female Hitch and Installation of the Shock Absorber Pivot Assembly (F (Figure 4) igure 3) 1. Insert the spacer (item 1) on the 5/8" pin of 1. Attach female hitch pivot the broom housing (item 2). assembly (item 1) to the broom housing (item 2) with two 5/8"NC X 2"...

  • Page 14: Installation Of Tension Springs

    ASSEMBLY Installation of the Tension Springs (Figures 5, 5a, 5b) 1. Take apart the two 1/4" clevis assemblies NOTE: The chain links allow for additional (item 2) and insert them in the first link of adjustments so, if the engagement levers each chain then attach them to each (item 3) do not give an adequate adjustment, engagement lever (item 3) making sure to...

  • Page 15: Installation Of Rotary Broom

    ASSEMBLY Installation of Rotary Broom (Figures 6-7) NOTE: To make locking the male hitch WARNING: To avoid serious (item 4) easier, raise it to the highest possible personal injuries: Before getting off the point with the tractor lift system. Then, placing tractor: Park the tractor on level ground, yourself in front of the broom, push it while place the transmission in neutral, set the...

  • Page 16: Installation Of The Support Chain

    ASSEMBLY 8. Figure 7: Raise the broom with the tractor's lift mechanism. Remove the 1/4" wire lock pin (item 1). Raise the parking stand (item 2) and reinstall the 1/4" wire lock pin (item 1) as illustrated on the figure. Repeat the same procedure for the second parking stand.

  • Page 17: Removing The Broom From The Tractor

    ASSEMBLY Removing the Rotary Broom (Figures 6-7-9) WARNING: To avoid serious personal injuries: Before getting off the tractor: Park the tractor on level ground, place the transmission in neutral, set the parking brake, disengage driving system, place all levers including auxiliary control levers in neutral, shut off the engine and remove the ignition key.

  • Page 18: Operation

    OPERATION ENERAL REPARATION 1. Ensure that the driveline is properly Angling Adjustment connected. (Figure 11) 2. Make sure the broom operates freely. 1. Push on the lever (item 1) to release the adjustment plate (item from 3. Ensure that the hydraulic hoses are adjustment pin (item 2).

  • Page 19: Transport Mode

    OPERATION Transport Mode (Figures 5-12) During travel, the broom must be placed in Note: If you find the broom doesn't rise transport mode. To do so, move the sufficiently, lower the broom to the ground, engagement levers (fig. 12, item 1) towards take the engagement levers apart and attach the front in the furthest notches and raise the the tension springs (fig.

  • Page 20: General Sweeping

    OPERATION The rotary broom's suspension design keeps Improper downward pressure can decrease the ground pressure of the brush constant and brush life up to 95%. The broom must sweep within a pressure range that makes the brush with the bristle tips. When too much down sweep with the tips of the bristles for a longer pressure is applied, the broom no longer uses...

  • Page 21: Lawn Dethatching & Leaf Raking

    OPERATION Lawn Dethatching & Leaf Raking Snow Removal IMPORTANT : Optional lawn dethatching WARNING wheels must be installed to perform these tasks in order to avoid excessive ground avoid serious injuries: Foreign contact. objects in snow may be thrown farther than 1.

  • Page 22: Troubleshooting

    OPERATION - MAINTENANCE ROUBLESHOOTING Uneven Wear of the Brush Rear Debris Being Thrown Back Make sure there is no debris wrapped • The quantity of debris being swept is too • around the brush. large. Solution: Reduce the width of the sweeping path and place the broom at an Check the ground pressure adjustment •...

  • Page 23: Adjustment Of The Drive Chain

    MAINTENANCE Drive Chain Adjustment (Figure 13) 1. Premature wear of the drive chain can be caused by too much tension. It is therefore important that the chain not be tightened to the maximum. 2. To adjust the chain tension, unscrew the 3/8"NC nylon insert locknut (item 1) and move the chain idler up with enough pressure to sufficiently tense the chain and...

  • Page 24: Brush Replacement

    MAINTENANCE Brush Replacement (figures 15-15a-15b-15c) Important: Replace the brushes when the 7. Figure 13b: Install each brush (item 4) in diameter reaches 15". the opposite direction of the one next to it. The two pins on each brush (item 4a) that 1.
  • Page 25 MAINTENANCE Figure 15a Figure 15 Figure 15c Figure 15b OM 0361BR-AC...

  • Page 26: Lubrication

    MAINTENANCE UBRIFICATION NOTE: Use a grease gun and lubricator and perform the following steps : DESCRIPTION TIME INTERVAL LUBRICATION REQUIRED Grease each universal joint 40 hours of operation Driveline Separate the sliding parts and cover each one 40 hours of operation of them with grease Drive Chain 4hours of operation...
  • Page 27 MAINTENANCE OM 0361BR-AC...

  • Page 28: Storage

    MAINTENANCE TORAGE Before storing the subframe or rotary broom, certain precautions should be taken to protect it from deterioration. 1. Clean the subframe and rotary broom thoroughly. 2. Make all the necessary repairs. 3. Replace all safety signs that are damaged, lost, or otherwise become illegible.

  • Page 29: Parts

    PARTS NTRODUCTION All parts are illustrated in "exploded views" which show the individual parts in their normal relationship to each other. Reference numbers are used in the illustrations. These numbers correspond to those in the "Reference Number" (REF) column, and are followed by the description and quantity required. O/L - "Obtain Locally"...

  • Page 30: Rotary Broom Assembly - B2778

    PARTS - B2778 OTARY ROOM SSEMBLY OM 0361BR-AC...
  • Page 31 PARTS - B2778 OTARY ROOM SSEMBLY ESCRIPTION Hardware bag (not illustrated) 70060-02896 667870 Rotary broom assembly 60" ------- ------- Female hitch and pivot assembly with manual angling ------- ------- Female driveline S6 x 12 5/8", connection 1" 70060-45011 4700118 Engagement lever...

  • Page 32: Rotary Broom - Exploded View - B2778

    PARTS – B2778 OTARY ROOM XPLODED OM 0361BR-AC...
  • Page 33 PARTS – B2778 ROOM XPLODED VIEW ESCRIPTION Broom housing 70060-02854 667806 Support and brush assembly --------- --------- Drive shaft 70060-02840 667807 Parking stand 70060-02838 667212 Gearbox CCW 70060-45009 4500053 Chain #50HD x 72 links (inc. connecting link) 70060-03981 661666 Maille d'accouplement #50HD...

  • Page 34: Brush

    PARTS RUSH ESCRIPTION Brush support 70060-02860 667810 Retaining plate 70060-02861 667175 Sprocket 50A40, 1" hole 70060-02862 3300017 Brush set - 100% polypropylene 22" 70060-02863 BR0006 Brush set - 50% polypropylene 50% steel 22" 70060-02864 BR0007 Wafer brush - 100% polypropylene 22" 70060-02865 663492 Wafer brush - 100% steel 22"...

  • Page 35: Female Hitch And Pivot Assembly

    PARTS EMALE ITCH AND IVOT SSEMBLY ESCRIPTION Bushing 1 7/16" lg x 1.25" OD 667173 70060-02871 Spacer ring 1 1/2" lg x 3/4"OD PTD 667174 70060-02872 Adjustment plate 667209 70060-45001 Female hitch 667731 70060-02868 Broom pivot 667771 70060-02869 Driveline support 667811 70060-02870 Lever...

  • Page 36: Female Driveline (70060-45011)

    PARTS (70060-45011) EMALE RIVELINE ESCRIPTION Inner Guard 70060-01668 658435 Nylon Repair Kit 70060-04238 661555 C.V. Centre Housing 70060-01670 658514 Cross And Bearing Kit 70060-01020 654478 Yoke Tube And Slip Sleeve 70060-45000 658429 Yoke C.V. 1" DIA. 70060-02101 4700029 Repair kit for C.V. joint 70001-00787 663632 OM 0361BR-AC...

  • Page 37: Gearbox- (70060-45009)

    PARTS (70060-45009) EARBOX ESCRIPTION Gearbox assembly 70060-45009 4500053 Allen socket head capscrew M8 x 1.25 x 55mm Gr. 8.8 black 70060-02617 0800032 Nut hex. M8 -1.25mm PTD 70060-01845 0900022 Plug 3/8" 70060-03368 659847 O-ring 70060-03794 661144 Oil seal 70060-03362 659852 Bearing 6207 70060-03352 656653...

  • Page 38: Available Options

    AVAILABLE OPTIONS YDRAULIC NGLING B3261A ETHATCHING HEEL BL2178 UBBER EFLECTOR L2168 OM 0361BR-AC...

  • Page 39: Torque Specification Table

    TORQUE SPECIFICATION TABLE GENERAL SPECIFICATION TABLE Use the following torques when special torques are not given Note: These values apply to fasteners as received from supplier, when dry. These values do not apply if lubricants are used. BOLT SIZES (SAE) TORQUE INCHES Pounds-Foot...
  • Page 40 Printed in Canada...

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