Kubota B2778 Operator And Parts Manual Download Page 1

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OM 0361BR-AC

MANUAL PART NUMBER 70060-04502

07/06

60" ROTARY BROOM

MODEL B2778

FOR B SERIES TRACTORS

SERIAL NO. 2600000 AND UP

Summary of Contents for B2778

Page 1: ...OM 0361BR AC MANUAL PART NUMBER 70060 04502 07 06 O OP PE ER RA AT TO OR R S S A AN ND D P PA AR RT TS S M MA AN NU UA AL L 60 ROTARY BROOM MODEL B2778 FOR B SERIES TRACTORS SERIAL NO 2600000 AND UP ...

Page 2: ......

Page 3: ...lation 10 Installation of Female Hitch and Pivot Assembly 11 Installation of Shock Absorber 11 Installation of Tension Springs 12 Installation of Rotary Broom 13 Installation of the Support Chain 14 Removing the Broom from the Tractor 15 OPERATION 16 General Preparation 16 PTO Operation 16 Raising and Lowering the Broom 16 Hydraulic Direction 16 Transport Mode 17 Ground Pressure Adjustment 17 Gene...

Page 4: ...Oil Level and Oil Change 21 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: ...ommendations contained in this manual and those labeled on the equipment and on the tractor Follow the safety recommendations and make sure that those with whom you work follow them Illustrations The illustrations may not necessarily reproduce the full detail and the exact shape of the parts or depict the actual models but are intended for reference only Direction Reference All references to right...

Page 6: ... is the owner s responsibility to be certain anyone operating this product reads this manual and all other applicable manuals to become familiar with this rotary broom and all safety precautions Failure to do so could result in serious personal injury or rotary broom damage If you have any questions consult your dealer BEFORE OPERATION Children Tragic accidents can occur if the operator is not ale...

Page 7: ...t the area where the rotary broom is to be used and remove all objects that may be thrown or cause damage to the rotary broom 4 Do not operate rotary broom in wintertime without wearing adequate winter garments Always wear protective clothing 5 Never attempt to make any adjustments while engine is running Read this manual carefully to acquaint yourself with the rotary broom as well as the tractor ...

Page 8: ...ng parts to stop BEFORE making any repairs adjustments or inspections 9 If the rotary broom starts to vibrate abnormally disengage the PTO stop the engine immediately and check for cause Excessive vibration is generally a sign of trouble 10 Do not run the tractor engine indoors except when starting engine and transporting attachment in or out of building Carbon monoxide gas is colorless odorless a...

Page 9: ...ended when operating the rotary broom 26 Inspect the rotary broom after striking any foreign object to assure that all rotary broom parts are safe and secure and not damaged 27 Be especially observant of the operating area and terrain Watch for holes rocks or other hidden hazards ALWAYS inspect the area prior to operating rotary broom 28 DO NOT operate rotary broom near the edge of drop offs or ba...

Page 10: ... supported devices for your safety They can settle suddenly leak down or be accidentally lowered 7 Do not attempt to service machine clear obstructions or unclog the rotary broom s driving system with the engine running Always shut off engine and allow all motion to cease 8 The manufacturer will not claim responsibility for fitment of unapproved parts and or accessories and any damages as a result...

Page 11: ...mediately if damaged 70060 03763 660988 70060 03033 658710 70060 03764 660989 70060 03762 660990 70060 02232 2500484 70060 02833 664391 70060 02835 2500499 70060 02834 2500354 70060 02261 2500515 70060 45008 2500587 70060 01208 656781 ...

Page 12: ... 2 Then insert the wire lock pin item 1 on the parking stand item 2 as illustrated Follow the same procedure for the second parking stand Driveline Installation Figures 2 2a 2b 1 Figures 2 2a 2b Slide the outer retaining ring item 4 beyond the second groove item 2b of the gearbox shaft item 2 Then slide the driveline item 1 on the gearbox shaft item 2 until the first groove of the gearbox shaft it...

Page 13: ... washers item 5 5 8 lockwashers item 6 and 5 8 NC nylon insert locknuts item 7 exactly in the order shown Installation of the Shock Absorber Figure 4 1 Insert the spacer item 1 on the 5 8 pin of the broom housing item 2 2 Insert a 5 8 Ø 41 64 int flat washer item 3 on the 5 8 pin of the broom pivot item 4 3 Attach the shock absorber item 5 with 5 8 Ø 41 64 int flat washers item 3 and Ø1 8 x 1 lg c...

Page 14: ...e end of each chain item 1 and secure the first link to the chain with a circle cotter item 7 as illustrated on figure 5a NOTE The chain links allow for additional adjustments so if the engagement levers item 3 do not give an adequate adjustment attach the tension spring in another link 5 Insert an engagement lever item 3 handle first in the notches of each tension adjustment box item 8 6 Position...

Page 15: ...nsert the male hitch item 4 in the female hitch item 5 NOTE To make locking the male hitch item 4 easier raise it to the highest possible point with the tractor lift system Then placing yourself in front of the broom push it while lifting the housing until the female hitch item 5 is sufficiently inserted in the male hitch item 4 so the engagement lever can be locked 5 Move the engagement lever ite...

Page 16: ...ther clevis item 1 in one of the holes of the perforated plate of the female hitch item 2 with the bolt fig 8 item 1A 5 Figure 9 Attach one of the holes of the retaining plate item 3 to the subframe pin item 4 with the hairpin item 5 6 Figure 10 Lower the broom until the chain is fully extended Measure the distance between the bottom of the male hitch nose and the ground The distance should be bet...

Page 17: ...and reinsert the wire lock pin item 1 in the parking stand item 2 Repeat the same procedure for the other parking stand 3 Figure 9 Remove the hairpin item 5 to detach the retaining plate item 3 from the subframe pin item 4 4 Figure 6 Place a wooden block about 3 thick item 9 not included under the nose of the female hitch item 5 and lower the broom to the ground with the tractor s hydraulic valve ...

Page 18: ...f the driver s seat The PTO is engaged by moving the lever rearward Raising and Lowering the Broom The hydraulic lift lever is located on the right side of the tractor s steering wheel To raise the broom pull the lever to the rear and to lower the broom push the lever forward NOTE The L and GL Series tractors use double action lift cylinders so it s important to place the cylinder in the float pos...

Page 19: ...and wait till the brush stops turning completely 3 Back away the tractor and turn the engine off 4 Measure the path cleaned If the brush is adjusted properly the path is between 3 1 4 and 3 3 4 wide 83 and 95mm and both sides of the path are parallel 5 To adjust ground pressure simply raise the engagement lever item 1 move it forward or backward in the notches item 2 of the tension adjustment box ...

Page 20: ...on of the bristles and limits its sweeping effectiveness General Sweeping 1 Minimize dust by reducing brush speed and by sweeping on days with high moisture 2 For light material angle broom 12 5 right or left rather than fully angled to obtain a wider sweeping path 3 For heavier material reduce ground speed and angle the brush fully to the left or right to expel the accumulated debris from the swe...

Page 21: ... contact 5 Minimize dust by reducing brush speed and by sweeping when moisture is high but not wet whenever possible Snow Removal WARNING To avoid serious injuries Foreign objects in snow may be thrown farther than the snow Use the slowest brush speed that will perform the job Stay aware of broom discharge direction WARNING To avoid serious injuries Snow or ice build up on the sweeper hood can cau...

Page 22: ... to prevent an accumulation of debris NOTE The travel speed of the tractor and the down pressure of the brush will have little effect on this condition It is therefore recommended keeping the same sweeping settings and to make a second pass to complete the job Debris Left on the Ground The travel speed of the tractor is too fast Slow down The ground pressure of the brush is too low Solution Increa...

Page 23: ...t use and after every 40 hours of use The oil level must be checked by the breather located on the top of the gearbox item 2 Place the broom on a flat and level surface and turn it off a few minutes before checking 2 Remove the breather item 1 wipe the stick and reinstall the breather and remove it once more The oil level should be between the 2 lower lines on the breather stick as shown on figure...

Page 24: ...h support item 5 IMPORTANT If you decide to install half steel half polypropylene brushes you must start and finish with a polypropylene brush 7 Figure 13b Install each brush item 4 in the opposite direction of the one next to it The two pins on each brush item 4a that secure the brushes to the support must be alternated 120 1 3 of a turn to obtain a balanced distribution on each of the support s ...

Page 25: ...MAINTENANCE OM 0361BR AC 23 Figure 15 Figure 15a Figure 15b Figure 15c ...

Page 26: ...f operation Separate the sliding parts and cover each one of them with grease Drive Chain 4hours of operation Lubricate with chain lubricant All pivot points 40 hours of operation Use a good quality multipurpose lubricant 40 hours of operation Check oil level If needed add AGMA 5EP extreme pressure oil SAE 80W90 gear oil or equivalent Gearbox 100 hours of operation Replace oil Bearing 100 hours of...

Page 27: ...MAINTENANCE OM 0361BR AC 25 ...

Page 28: ...on the removed part 4 Repaint all parts from which paint has worn or peeled 5 Lubricate the subframe and rotary broom as instructed under Lubrication section 6 When the subframe and rotary broom are dry oil all moving parts Apply oil to all surfaces to protect against rust NOTE Do not allow any oil or grease on the broom bristles 7 Store in a dry place 8 If rotary broom has hydraulic components in...

Page 29: ...at is available at your local hardware supply All reference to right and left forward or rearward are from the operator seat looking at the machine while operating Orders must give the complete description correct part number the total amount required the serial number the method of shipment and the shipping address The manufacturer reserves the rights to change modify or eliminate from time to ti...

Page 30: ...PARTS OM 0361BR AC 28 ROTARY BROOM ASSEMBLY B2778 ...

Page 31: ...pin PTD 2 70060 01998 A 10368 11 Pivot bushing 2 70060 02848 667172 12 Flat washer 5 8 Ø11 16 int PTD 2 O L O L 13 Lockwasher 5 8 PTD 2 O L O L 14 Flat washer 5 8 Ø41 64 int PTD 3 70060 02849 1400026 15 Nut nylon insert 5 8 NC PTD 2 O L O L 16 Nut nylon insert 1 4 NC PTD 1 O L O L 17 Bolt hex 5 8 NC x 2 gr 5 PTD 2 O L O L 18 Bolt hex 1 4 NC x 2 1 2 gr 8 PTD 1 70060 02855 0100248 19 Spacer 685 ID x...

Page 32: ...PARTS OM 0361BR AC 30 ROTARY BROOM EXPLODED VIEW B2778 ...

Page 33: ...31 10 Bearing 1 with setscrew 1 70060 01970 4300038 11 Idler spacer 1 70060 02851 667787 12 Idler sprocket H50A12 1 70060 03984 655426 13 Cap 3 8 for 1 16 to 1 8 thick material 5 70060 02852 3400009 14 Sheet metal screw 10NC pan head square socket 2 PTD 2 70060 02875 3200019 15 Bolt hex 1 2 NC X 1 1 4 PTD 4 O L O L 16 Bolt hex 3 8 NC X 5 PTD 4 O L O L 17 Nut serrated flange 1 2 NC PTD 4 O L O L 18...

Page 34: ...opylene 22 1 70060 02863 BR0006 Brush set 50 polypropylene 50 steel 22 1 70060 02864 BR0007 Wafer brush 100 polypropylene 22 30 70060 02865 663492 Wafer brush 100 steel 22 30 70060 04276 659619 5 Bolt hex 3 8 NC x 1 lg grade 5 PTD 3 O L O L 6 Bolt hex 5 16 NC x 2 1 2 lg grade 5 PTD full thread 3 70060 02866 0100237 7 Lockwasher 5 16 PTD 3 O L O L 8 Nut serrated flange 3 8 NC PTD 3 70060 00791 0900...

Page 35: ...60 02869 667771 6 Driveline support 1 70060 02870 667811 7 Lever 1 70060 45005 667812 8 Bolt hex 1 2 x 3 1 4 lg grade 5 PTD 1 O L O L 9 Bolt hex 3 4 x 3 1 4 lg grade 5 PTD 1 O L O L 10 Nut nylon insert 1 2 NC PTD 1 O L O L 11 Nut stover 3 4 NC PTD 1 70060 02867 1100008 12 Lockwasher 1 2 PTD 1 O L O L 13 Lockwasher 3 4 PTD 1 O L O L 14 Cotter pin 1 8 x 3 4 PTD 2 O L O L 15 Spring pin 3 16 x 1 black...

Page 36: ...r Guard 1 70060 01668 658435 2 Nylon Repair Kit 1 70060 04238 661555 3 C V Centre Housing 1 70060 01670 658514 4 Cross And Bearing Kit 2 70060 01020 654478 5 Yoke Tube And Slip Sleeve 1 70060 45000 658429 6 Yoke C V 1 DIA 1 70060 02101 4700029 Repair kit for C V joint 1 70001 00787 663632 ...

Page 37: ...03794 661144 6 Oil seal 2 70060 03362 659852 7 Bearing 6207 4 70060 03352 656653 8 Snap ring 1 70060 03365 656652 9 Gear Z32M3 1 70060 04024 661763 10 Parallel key A10 x 8 x 30 1 70060 04025 661762 11 Output shaft 1 70060 45010 4500069 12 Shim 48 1 70060 03353 656649 13 Shim 35 3 x 0 5 1 70060 03366 659855 14 Shim 35 3 x 0 6 2 70060 03364 659854 15 Pinion Z11M3 1 70060 02878 4500067 16 Dip stick p...

Page 38: ...AVAILABLE OPTIONS OM 0361BR AC 36 RUBBER DEFLECTOR L2168 LAWN DETHATCHING WHEEL KIT BL2178 B3261A HYDRAULIC ANGLING ...

Page 39: ...ues do not apply if lubricants are used BOLT SIZES SAE TORQUE INCHES Pounds Foot Newtons Meter 1 4 5 7 5 16 10 14 3 8 20 27 7 16 25 41 1 2 88 119 9 16 121 144 5 8 145 224 3 4 297 403 7 8 440 597 1 638 865 1 1 8 840 1139 1 1 4 1180 1400 1 3 8 1570 2129 1 1 2 2070 2807 BOLT SIZES METRIC TORQUE MILLIMETERS Pounds Foot Newtons Meter M6 10 13 M8 22 30 M10 40 54 M12 59 80 M14 93 126 M14 130 176 M18 148 ...

Page 40: ...Printed in Canada ...

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