Kubota 21400001, Owner'S Manual

Page 1: ...OWNER S MANUAL OM 0427SB A Rev2 05 21 MANUAL PN 77700 05750 PLEASE READ THIS MANUAL CAREFULLY KEEP READY AT ALL TIMES L4469 64 UTILITY SNOWBLOWER L4479 74 UTILITY SNOWBLOWER SERIAL NO 21400001 AND UP ...

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Page 3: ...r implied including but not limited to warranties of merchantability and fitness for a particular purpose and Kubota shall not be liable for any damages whether compensatory direct indirect incidental special or consequential arising out of or in connection with the use of this publication or the information therein The Product s described in this Publication are designed and manufactured only for...

Page 4: ... replaceable 3 positions Skid Shoe Material High Carbon steel High Carbon steel End Plate Thickness 1 4 1 4 Back Plate Thickness 10GA 10GA Impeller Housing Thickness 10GA 10GA Impeller Blade Thickness 1 4 1 4 Lower End Plate Thickness 5 8 5 8 Cutting Edge High Carbon steel replaceable reversible High Carbon steel replaceable reversible Cutting Edge Dimension 3 8 x 2 3 8 x 2 Parking Stand None None...

Page 5: ...ION KIT L4431 12 Hydraulic Hoses Installation 12 Installation of the Snowblower 13 Routing of the Hoses on the Tractor 16 INSTALLATION WITH AUTO CONNECT COMPLETION KIT L4432 Refer to the Instruction sheet of the L4432 kit Detaching Snowblower from 4 point Hitch 17 OPERATION 18 General Preparation 18 Operating Controls 18 Up Down Control 18 Hydraulic Chute Rotation 18 Engine Speed 18 Increasing Tra...

Page 6: ...or Checking the Torque 22 LUBRICATION 22 PROBLEM HYDRAULIC CHUTE ROTATION IS SLOW OR DOESN T TURN 23 STORAGE 24 PARTS 25 Introduction 25 Snowblower 26 Three Part Chute 29 Hydraulic Rotation 30 Male Driveline 31 Reduction Box Comer 32 Reduction Box 4500148S 33 Snowblower Completion Kit L4431 34 Gearbox 36 AVAILABLE OPTIONS 37 TORQUE SPECIFICATION TABLE 38 ...

Page 7: ...ety recommendations contained in this manual and those labeled on the snowblower 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 ...

Page 8: ...t 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 snowblower and all safety precautions Failure to do so could result in serious personal injury or snowblower damage If you have any questions consult your dealer BEFORE OPERATION Children Tragic accidents can occur if the operator is not alert ...

Page 9: ... be thrown or cause damage to the snowblower 4 Set transmission to neutral and disengage clutch if equipped before starting the engine 5 Do not operate snowblower in wintertime without wearing adequate winter garments Always wear protective clothing 6 Never attempt to make any adjustments while engine is running Read this manual carefully to acquaint yourself with the snowblower as well as the tra...

Page 10: ... PTO lower the snowblower to the ground place all control levers in neutral shut off the engine remove the ignition key and allow the rotating parts to stop BEFORE unclogging the housing or the chute and making any repairs adjustments or inspections Use only a 36 long stick of wood to unclog the snowblower 10 If the snowblower starts to vibrate abnormally disengage the PTO stop the engine immediat...

Page 11: ...eck local traffic codes that may apply to unit usage on public roads and highways in your area 2 Check local traffic codes that may apply to unit usage on public roads and highways in your area The use of flashing amber lights is acceptable in most localities However some localities may prohibit their use 3 Always disengage the snowblower before transport STORAGE Before storing the snowblower cert...

Page 12: ... not attempt to service machine clear obstructions or unclog the snowblower 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 of their use 9 Make sure all shields and guards are securely in place following all service cleaning or repair work 10 ...

Page 13: ...if damaged KUBOTA 70060 02232 2500484 70060 01211 657761 70060 04325 2500329 70060 01212 657762 70060 01674 657804 L4469 77700 04280 2500892 L4479 77700 04281 2500893 70060 01212 657762 70060 01213 657763 70060 01040 655683 77700 04190 2500869 ...

Page 14: ...before installing them on snowblower 4 Figure 1 Install the rotation bushing item 2 then the chute item 1 align the eight spacers items 5 6 with the eight holes on the housing and secure using the retaining plates items 3 4 placing them as illustrated and eight 5 16 NC x 1 1 2 bolts item 7 lockwashers item 8 and nuts item 9 5 Figure 1b Push the hydraulic motor item 1 so the gear teeth item 4 conne...

Page 15: ...e tractor valve 4 Figure 3 Install both flow restrictors item 1 into the port of the hydraulic motor item 2 5 Figure 3 Install the hydraulic hoses item 3 to the flow restrictors item 1 on the motor item 2 6 Figure 3a Install the hose support item 1 on the upper corner of the 4 point hitch with a 3 8 NC x 1 1 4 bolt 3 8 7 16 hole flat washer 3 8 lockwasher and 3 8 NC nylon insert locknut items 2 to...

Page 16: ... tighten enough to immobilize it 4 Figure 4a Install a 3 32 x 1 cotter pin item 6 on the support rod item 5 5 Figure 4a Insert the driveline support rod item 5 into the guard welded bushing item 1 Install the compression spring item 7 and a 5 16 flat washer item 8 Apply a small drop of threadlocker Loctite on the threads of the plastic knob item 9 and install it into the guard bushing 6 Figure 4b ...

Page 17: ...t hitch 9 Hook up the snowblower making sure the left and right hooks of the tractor 4 point hitch are well connected to the pins of snowblower 4 point hitch Raise the snowblower completely with the tractor hydraulic lever 10 Turn off tractor engine set parking brake and remove the ignition key 11 Figure 5c Release the pin item 1 on each side of the 4 point hitch NOTE If the pins do not insert int...

Page 18: ...s the hydraulic lever the chute will turn NOTE If operation is not as desired reverse the two hydraulic hoses Refer to OPERATING CONTROLS on page 17 16 Figure 5b Take one identification ring items 6 7 from each hose and insert them on the tractor quick couplers matching the colors from the hoses WARNING To avoid serious personal injury Escaping hydraulic diesel fluid under pressure can penetrate t...

Page 19: ...sure to leave some free hose on the right side of the tractor to prevent tension when the snowblower is raised or lowered to its maximum L3940 L4240 L4740 L5040 L5240 L5740 L6060 L3560 1 Loop the hoses around the quick coupler bracket L3240 L3540 Series 40 Tractor with 3 cylinder engine L3240 L3540 Series 40 Tractor with 4 cylinder engine L3940 L4240 L4740 L5040 L5240 L5740 Series 60 Tractor L6060...

Page 20: ...ion 5 Disconnect the hydraulic hoses from the tractor female couplers and place the dust plugs and caps on the couplers Remove the hoses from the tractor hose clamps 6 Slowly release the hydraulic pressure with the tractor lever until the snowblower sets on the ground Release the system hydraulic pressure by moving the control valve lever in all directions 7 Slowly back the tractor away from the s...

Page 21: ...aulic lever to the right rotates the chute to the right in a clockwise direction Pushing the lever to the left rotates the chute to the left Engine Speed 1 Start the tractor engine Let the engine warm up at least one minute before engaging the drive mechanism then increase speed gradually 2 Make sure the snowblower head is properly positioned and engage the drive mechanism 3 Adjust the ground spee...

Page 22: ...item 1 securing the idler sprocket to the snowblower housing To tighten the chain lower the bolt Leave approximately 1 4 to 1 2 deflection in one span of the chain Retighten securely the bolt holding the idler sprocket Skid Shoe Adjustment Figure 7 Adjust the skid shoes so that the snowblower runs level and according to the surface conditions so that stones are not thrown with the snow Adjust both...

Page 23: ...ft shut off the tractor engine remove the ignition key wait for all movement to stop and then clear the snow from the chute A definite pattern of operation is required to thoroughly clean the snow area These patterns will avoid throwing snow in unwanted places as well as eliminating a second removal of snow Where it is possible to throw the snow to the left and right above as on a long driveway it...

Page 24: ... Cover Figure 8 1 Make sure that the outside threads of the cover item 1 and the inside threads of the casing are clean and oil free Any presence of oil or dirt can affect the tightening of the bearings and the performance of the Loctite no 242 243 that will be used 2 Install and grease the o ring item 2 on the cover item 1 3 Apply 3 drops of Loctite no 242 243 at an interval of 120 degrees on the...

Page 25: ...rew the cap item 5 to increase the torque or unscrew to decrease it 6 Reinstall the seals item 1 STORAGE Before storing the subframe or snowblower certain precautions should be taken to protect it from deterioration 1 Clean the subframe and snowblower thoroughly 2 Make all the necessary repairs 3 Replace all safety signs that are damaged lost or otherwise become illegible If a part to be replaced ...

Page 26: ... by hand If it does not rotate well correct the problem by checking if there is some excess wear or debris locked between components 3 Figure 10 Check if there are residues in the hydraulic circuit To do so first verify if the chute rotates well in one direction If so remove the 1 4 x 3 4 hex bolt item 1 1 4 lockwasher item 2 1 4 flat washer item 3 and the motor gear item 4 attached to the motor s...

Page 27: ...parate the sliding parts and cover each one of them with grease Driving chain 4 hours and after each operation Lubricate with chain saw lubricant Reduction box Gearbox 24 hours of operation Check oil level If needed add AGMA 5EP extreme pressure oil SAE 80W90 gear oil or equivalent Bearing 24 hours of operation Grease each auger bearing Chute 16 hours of operation Oil the pivots ...

Page 28: ...t is available at your local hardware supply All reference to right and left forward or rearward is from the operator seat facing the equipment while in operation 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 tim...

Page 29: ...PARTS OM 0427SB A 26 SNOWBLOWER L4469 L4479 FIG 000100_RAD1501012 ...

Page 30: ... 669586 120 70060 02633 1 Chain 60 x 78 links 654009 121 70060 03313 Connecting link 654839 130 77700 01199 6 Nylon insert locknut 5 8 PTD 1000012 140 77700 00784 1 Spacer ring 668093 150 77700 00554 1 Idler sprocket 3300022 160 77700 00783 1 Spacer ring 667777 170 77700 01956 1 Driving shaft support 669356 180 77700 02689 1 Access plate 669722 190 77700 00967 18 Allen setscrew flat head 1 4 x 3 4...

Page 31: ... 400 75599 31013 14 Hex nut 3 8 PTD 0900003 410 75599 01530 12 Hex bolt 1 2 NC x 1 1 2 PTD 0100070 420 75599 33015 16 Lockwasher 1 2 PTD 1200006 430 75599 31015 16 Hex nut 1 2 PTD 0900006 440 75599 01320 2 Hex bolt 3 8 NC x 1 PTD 0100038 450 70060 00940 2 Grease fitting 1 4 654106 460 70060 02635 4 Carriage bolt 1 2 x 1 1 2 0300024 470 70001 00804 11 Lockwasher 5 8 PTD 1200007 480 75599 32017 6 Fl...

Page 32: ...pin 10 27 32 PTD 666654 060 77700 04272 2 Three part chute flat bar 670130 070 77700 01247 2 Stover lock nut 7 16 NC PTD 1100004 080 77700 01242 2 Hex bolt 7 16 NC x 1 1 4 PTD 0100057 090 75599 32014 2 Flat washer 3 8 7 16 hole PTD 1400004 100 75599 31914 2 Nylon insert lock nut 7 16 NC PTD 1000009 110 70060 70306 1 Adjustment rod 665332 120 70060 70305 1 Adjustment pipe 665331 130 77700 01116 2 C...

Page 33: ...ckwasher 5 16 PTD 1200003 080 75599 31012 8 Hex nut 5 16 NC PTD 0900002 090 75599 01115 3 Hex bolt 1 4 NC x 3 4 PTD 0100003 100 75599 33011 2 Lockwasher 1 4 PTD 1200002 110 75599 31011 2 Hex nut 1 4 NC PTD 0900001 120 77700 02692 1 Motor gear hydraulic rotation 12 teeth 669705 130 75599 32011 1 Flat washer 1 4 PTD 1400002 140 77700 01146 1 Hydraulic motor 50cc 3910128 141 77700 05073 1 Seal kit 39...

Page 34: ...iveline ass y male part 4700267 020 70060 03431 1 Quick disconnect yoke ass y 660149 030 77700 00576 1 Universal joint journal cross 4700130 040 77700 04341 1 Yoke and male shaft 4700268 050 77700 04343 1 Repair kit 4700270 060 77700 04342 1 Outer shield plastic 4700269 070 70060 03345 1 Plug 3 8 655259 ...

Page 35: ...1 Ball bearing 659838 060 70060 03345 1 Plug 3 8 655259 070 70060 03346 1 Oil seal 659839 080 70060 03347 1 Snap ring 656642 090 70060 70410 6 Hex bolt M10 x 1 5 x 30mm 8 8 0200016 100 n a 2 Spring pin n a 110 n a 1 Gear n a 120 70060 03351 1 Bearing 659843 130 70060 04536 1 Cone bearing 656647 140 70060 70419 2 Plug 1 4 663570 150 70060 03354 1 Oil seal 659845 160 70060 03355 1 Snap ring 656654 1...

Page 36: ... 03344 1 Ball bearing 659838 040 70060 03345 1 Plug 3 8 655259 050 70060 03346 1 Oil seal 659839 060 70060 03347 1 Snap ring 656642 070 70060 70410 6 Hex bolt M10 x 1 5 x 30mm 8 8 0200016 080 70060 03351 1 Bearing 659843 090 70060 04536 1 Cone bearing 656647 100 70060 70419 2 Plug 1 4 663570 110 70060 03354 1 Oil seal 659845 120 70060 03355 1 Snap ring 656654 130 70060 04532 1 Cone bearing 4300069...

Page 37: ...PARTS OM 0427SB A 34 SNOWBLOWER COMPLETION KIT L4431 ...

Page 38: ...0517 1 Knob 5 16 NC 661832 140 75599 32012 1 Flat washer 5 16 3 8 hole PTD 1400003 150 77700 04353 1 Compression spring 0 66 dia x 1 lg 2200038 160 70001 00794 1 Stover nut 5 16 NC PTD 1100002 170 77700 04288 1 Hose support 670319 180 75599 01325 1 Bolt hex 3 8 NC x 1 1 4 gr 5 PTD 0100039 190 75599 32014 1 Flat washer 3 8 7 16 hole PTD 1400004 200 75599 33013 1 Lockwasher 3 8 PTD 1200004 210 75599...

Page 39: ...0060 03353 1 Shim 656649 040 70060 03850 4 Bearing 659844 050 70060 03360 2 Parallel Key 659850 060 70060 70374 1 Input Shaft 664663 070 70060 03362 3 Oil seal 659852 080 70060 03363 1 Output Shaft 659853 090 70060 03364 1 Shim 659854 100 70060 03365 2 Snap ring 656652 110 70060 03366 2 Shim 659855 120 70060 03794 1 O Ring 661144 130 70060 03368 1 Plug 659847 140 70060 02617 8 Allen socket head ca...

Page 40: ...AVAILABLE OPTIONS OM 0427SB A 37 SIDE EXTENSIONS L2177 ...

Page 41: ... 145 105 200 150 9 16 12NC 95 70 150 110 210 155 M14 X 1 5 99 73 155 115 215 160 9 16 18NF 105 79 165 120 235 170 M16 X 2 145 105 225 165 315 230 5 8 11NC 130 97 205 150 285 210 M16 X 1 5 155 115 240 180 335 245 5 8 18NF 150 110 230 170 325 240 M18 X 2 5 195 145 310 230 405 300 3 4 10NC 235 170 360 265 510 375 M18 X 1 5 220 165 350 260 485 355 3 4 16NF 260 190 405 295 570 420 M20 X 2 5 280 205 440...

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Page 44: ...Printed in Canada ...