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OM 0427SBC-A
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SERIAL NO. 21400001 AND UP
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MANUAL PART NUMBER 77700-08322
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Table of Contents
Related Manuals for Kubota L4474
Summary of Contents for Kubota L4474
- Page 1 " " " " SERIAL NO. 21400001 AND UP & & OM 0427SBC-A MANUAL PART NUMBER 77700-08322 Rev2 12-16...
- Page 2 Kubota does not represent or warrant that the information in this publication is completely accurate or current; however, Kubota used reasonable efforts to set forth and include accurate and up to date information in this publication. Kubota disclaims all representations and warranties, whether express...
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Page 3: Specification
SPECIFICATION L4474 L4485 Features and Specifications Working Width 74" 1/2 80" 1/2 Transport Width 94" 94" Working Height 31" 31" Length 49" 49" Single/Dual Auger Simple Simple Auger Diameter 20" 20" Auger Flighting Thickness 3/8" 3/8" Impeller Diameter 26" 26"... -
Page 4: Table Of Contents
TABLE OF CONTENT SPECIFICATION ............................1 INTRODUCTION – TO THE PURCHASER ....................4 SAFETY PRECAUTIONS ........................... 5 Before Operation ..........................5 Notice ..............................6 Subframe & Snowblower ........................6 Before Operation ........................ 6 Subframe & Snowblower operation ..................7 Transportation ........................... 8 Storage ............................ - Page 5 TABLE OF CONTENT MAINTENANCE ............................. 26 Maintenance ........................... 26 Shearbolts ........................26 Drive Shaft ......................26 Shear plate ......................26 Driveline ......................... 26 Gearbox and Reduction Box ................... 27 Mounting the Reduction Box Bearing Preload Cover ............27 Procedure for Checking the Torque ................28 PROBLEM: HYDRAULIC CHUTE ROTATION IS SLOW OR DOESN'T TURN ......
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Page 6: Introduction - To The Purchaser
INTRODUCTION O THE URCHASER All products are designed to give safe, Illustrations dependable service if they are operated and The illustrations may not necessarily reproduce maintained according to instructions. Read and the full detail and the exact shape of the parts or understand this manual before operation. -
Page 7: 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 snowblower. -
Page 8: 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 snowblower. Please read the following section and pay particular attention to all safety recommendations contained in this manual and those labeled on the snowblower and on the tractor. -
Page 9: Subframe & Snowblower Operation
SAFETY PRECAUTIONS - continued Subframe & Snowblower Operation 1. Before leaving the tractor/snowblower 9. Park the tractor/snowblower on level ground, place unattended, take all possible precautions. the transmission in neutral, set the parking brake, Park the tractor/snowblower on level disengage the PTO, lower the snowblower to the ground, place the transmission in neutral, ground, place all control levers in neutral, shut off set the parking brake, disengage the... -
Page 10: Transportation
SAFETY PRECAUTIONS - continued RANSPORTATION 20. Never allow anyone near the work area. 21. Never allow anyone to operate the 1. If the tractor/snowblower is to be driven on public snowblower until they have read the roads, it must be equipped with an SMV manual completely and are thoroughly (Slow Moving Vehicle) sign. -
Page 11: Maintenance
SAFETY PRECAUTIONS - continued Do not attempt to service machine, clear AINTENANCE obstructions or unclog the snowblower with the engine running. Always shut off engine ALWAYS USE GENUINE PARTS WHEN and allow all motion to cease. REPLACEMENT PARTS ARE REQUIRED manufacturer will claim... -
Page 12: Safety Decals
SAFETY DECALS Replace Immediately If Damaged KUBOTA 70060-02232 (2500484) 70060-01211 70060-04325 (657761) 70060-01212 (2500329) (657762) 77700-01986 (664383) L4474 70060-01674 77700-04506 (2500896) (657804) L4485 77700-04507 (2500897) 70060-02833 (664391) 70060-02833 (664391) 70060-01213 (657763) 70060-01212 70060-01040 77700-04190 (657762) (655683) (2500869) OM 0427SBC-A... -
Page 13: Assembly
ASSEMBLY NOWBLOWER SSEMBLY The snowblower is pre-assembled at the factory, however, parts in the box and/or hardware bag must be assembled. Use the present manual and lay out all parts for assembly. Separate bolts and nuts into various sizes. After assembly, torque all the bolts according to the "Torque Specification Table" enclosed at the end of the manual. - Page 14 ASSEMBLY 4. Figures 3-3a: Find a wire in the back of the fuse holder which is a power supply source "key signal"; that means that when the ignition key is in the ON position, the power gets through. Install the green wire to this wire with the supplied tap connector.
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Page 15: Installation Of The Switch And Switchbox
ASSEMBLY Installation of the Switch and Switchbox (Figures 6-7-8) NOTE: DO NOT INSTALL THIS SWITCHBOX WITH THE L4554A AUTO-CONNECT SUBFRAME. 1. Figure 6: Insert the switch (item 4) in the switchbox (item 2) and secure with the two nuts Figure 6 (items 1-3) supplied with the switch in the order shown. -
Page 16: Installation Of Connector Din
ASSEMBLY 4. Figure 8: Attach the wire that goes to the electric deviator to the hoses with tie wraps. The quick connect is used to disconnect the wire when removing the snowblower from the tractor. It should installed around hydraulic quick coupler as shown. Figure 8 Installation of Connector DIN (Figure 8a) -
Page 17: Installation Of The Chute
ASSEMBLY Installation of the Chute (Figures 10 to 12) 1. Figure 10: Insert the rotation bushing (item 1) in the snowblower's welded retaining plate. Place chute (item 2) plate snowblower head and push the chute towards the front to insert it in the rotation bushing. - Page 18 ASSEMBLY 6. Figure 12: Slightly unscrew the Figure 12: Adjust the distance between the chute gear bolts of the motor to adjust the and the motor gear according to the following step: distance between gears. A. Slightly unscrew the two bolts (item 12) that hold the 7.Figure 12: Grease the inside of the retaining plate.
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Page 19: Installation With The Manual Completion Kit - L4433
ASSEMBLY L4434 NSTALLATION WITH THE AUTO CONNECT COMPLETION KIT Refer to the Instruction sheet provided with the L4434 Completion kit. - L4433 NSTALLATION WITH THE MANUAL COMPLETION KIT Connecting the Hoses to the Snowblower (Figures 13 to 15) 1. Figure 13: Attach the hose (item 1) already connected to the cylinder base to the left 90º... -
Page 20: Connecting The Driveline To The Snowblower
ASSEMBLY Connecting the Driveline to the Snowblower (Figures 16 to 18) 1. Figure 16: Install the 1/4” x 1/4" x 1 1/2" Figure 16 key (item 1) on the reduction box shaft (item 2) then connect the driveline male half (item 3) to the reduction box shaft (item 2) and secure in place with a 1/4"NC x 2 1/2"... -
Page 21: Installation Of The Snowblower On The Tractor
ASSEMBLY Installation of the Snowblower on the Tractor (Figures 19 to 21) IMPORTANT : It is very important to follow these next instructions to avoid contact with the snowblower driveline and damaging it. NOTE: Perform this procedure only on a clear area. - Page 22 ASSEMBLY 7. Figure 21: Raise the snowblower to its WARNING: To avoid serious maximum. Insert the female driveline (item 2) personal injury. into the 4 point hitch frame (item 5) and Escaping hydraulic/ diesel fluid under pressure can penetrate the skin connect the female driveline (item 2) to the causing serious injury male driveline (item 4).
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Page 23: Routing Of The Hoses And Electrical Wire On The Tractor
ASSEMBLY Positioning the Hoses and Electrical Wire on the Tractor Run and insert the hoses and electrical wire into the hose clamps along the tractor frame as indicated by the arrows making 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. -
Page 24: Detaching Snowblower From 4 Point Hitch
ASSEMBLY Detaching Snowblower from 4-Point Hitch (Figures 22-22a) NOTE: Perform this procedure only on a clear area. 1. Set the snowblower at maximum height position, turn the engine off, set the parking brake and WARNING: To avoid serious remove the ignition key. personal injury. -
Page 25: Operation
OPERATION ENERAL REPARATION 1. Read the operator's manual carefully before IMPORTANT : Use full RPM power when using the tractor and snowblower. Be removing wet, sticky snow. Low RPM power thoroughly familiar with the controls and will tend to clog the chute. proper use of the equipment. -
Page 26: Adjustments
OPERATION DJUSTMENTS Skid Shoe Adjustment WARNING Adjust the snowblower so that the skid shoes run To avoid personal injury, be sure the tractor level. Adjust the skid shoes according to the engine is off, the drive shaft disengaged, and surface conditions so that stones are not thrown all movement has stopped before making any with the snow, and adjust upwards for smooth adjustments. -
Page 27: Snow Removal Methods
OPERATION EMOVAL ETHODS When removing snow, do not use the snowblower as a dozer blade to push snow. Let the snowblower work its way through deep drifts. If the speed of your tractor is too fast, the snowblower may become overloaded and clog. -
Page 28: Maintenance
MAINTENANCE AINTENANCE WARNING: Provide adequate blocking before working under the snowblower when in ALWAYS GENUINE PARTS WHEN the raised position. REPLACEMENT PARTS ARE REQUIRED. Shear Bolts Check the shearbolts indicated on the figures Driveline below at frequent intervals for proper tightness to ensure the blower is in safe working condition. -
Page 29: Gearbox And Reduction Box
MAINTENANCE WARNING Gearbox and Reduction Box Before cleaning, adjusting or repairing When servicing either the gearbox or the the snowblower: bring the tractor to a reduction box, the sealing of the casing must be complete stop, lower the implement shut restored. -
Page 30: Procedure For Checking The Torque
MAINTENANCE Procedure for Checking the Torque This procedure must be done after having opened and reassembled the gearbox. 1. Remove the two seals (item 1) from the gearbox. 2. Insert a rope (item 2) in the shaft hole and tie a knot to keep it in place then turn it three times around the shaft. -
Page 31: Problem: Hydraulic Chute Rotation Is Slow Or Doesn't Turn
MAINTENANCE PROBLEM: HYDRAULIC CHUTE ROTATION IS SLOW OR DOESN'T TURN When activating the chute rotation, it turns very slowly or not at all. WARNING 3. Figure below: Check if there are residues in the To avoid serious personal injury hydraulic circuit. To do so, first verify if the chute always wear safety glasses while doing rotates well in one direction. -
Page 32: Lubrication
MAINTENANCE UBRICATION Use a grease gun and lubricate as follows: DESCRIPTION INTERVAL LUBRICATION REQUIRED 40 hours Grease each universal joint Driveline Separate the sliding parts and cover each one of them 40 hours with grease 4 hours Driving chain Lubricate with chain saw lubricant and after each operation Check oil level. -
Page 33: Electrical Diagram
ELECTRICAL DIAGRAM LECTRICAL IAGRAM OM 0427SBC-A... -
Page 34: 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. Right hand and left hand are determined by those seen by the conductor standing behind the equipment. -
Page 35: Three Part Chute
PARTS HREE HUTE ESCRIPTION 77700-04625 670538 Chute ass'y with english decals Chute base 77700-01945 669036 Middle deflector 77700-01946 669037 Upper deflector 77700-01947 669038 Hinge pin 77700-01948 669039 77700-01949 669040 Flat bar Nut, nylon insert 3/4" PQE 75599-31918 1000013 70060-04174 656493 Grease fitting 1/8"... -
Page 36: Snowblower
PARTS NOWBLOWER FIG: 000200_RAD1511015 OM 0427SBC-A... - Page 37 PARTS NOWBLOWER ESCRIPTION Housing - 74" - without gearbox 77700-03021 669800 - 80" - without gearbox 77700-03022 669801 77700-01927 Auger - 74" 669004 77700-01928 - 80" 669007 77700-01954 Driving shaft - 74" 669346 77700-01955 - 80" 669347 Shear plate 77700-01952 669344 77700-04399 670410...
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Page 38: Snowblower (Cont'd)
PARTS NOWBLOWER CONT FIG: 000300_RAD1511016 OM 0427SBC-A... - Page 39 PARTS NOWBLOWER CONT ESCRIPTION 77700-01937 Skid shoe - LH 669020 77700-01938 Skid shoe - RH 669021 Flat washer 3/8" (7/16" int.) PTD 75599-32014 1400004 77700-01940 Chain guard 669024 Rear guard 77700-01941 669026 77700-01942 Retaining plate 669030 Rotation bushing 5/8" x 3/4" 77700-01950 669042 Bolt serrated flange 5/16"NC x 1"...
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Page 40: Chain Idler
PARTS HAIN DLER ESCRIPTION 77700-01959 Chain Idler 669406 Idler Spacer 77700-01960 669407 77700-00554 Idler sprocket 60A12 3300022 Bolt hex. 5/8" NC X 2" gr.5, PTD 75599-01740 0100095 75599-31937 Stover nut 5/8", PTD 1100007 Bolt hex. 3/8" NC X 1" gr.5, PTD 75599-01320 0100038 75599-32012... -
Page 41: Reducer
PARTS EDUCER ESCRIPTION Support bracket - right 77700-04503 670428 Reduction box support 77700-04501 670412 77700-02220 Bolt serrated flange 1/2"NC x 1 1/4" gr.5 PTD 0200121 70060-01992 Nut serrated flange 1/2"NC PTD 0900046 77700-04509 Reduction box 4500162 75599-33014 Lockwasher 7/16" PTD 1200005 Bolt hex. -
Page 42: Hydraulic System
PARTS YDRAULIC YSTEM FIG: 000600_RAD1511018 OM 0427SBC-A... - Page 43 PARTS YDRAULIC YSTEM ESCRIPTION Items 1-2-3 are parts of L4433 Completion kit Rubber hose 3/8" x 98" lg, 3/8NPT STM x 9/16JIC SWF 77700-01993 3700179 Female Quick coupler 3/8-18 NPT FEM 70000-02659 2600070 Dust plug 3/8" (non threaded) 70000-02660 2600071 - - - - - - - - - - - - - - - - - - - - - - - - - Elbow 90º...
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Page 44: 4-Point Hitch
PARTS OINT ITCH ESCRIPTION 4-point Hitch 77700-04398 670408 Bolt hex. 3/4"NC x 5" gr.5 PTD 75599-01880 0100126 Lockwasher 3/4" PTD 70010-00753 1200008 77700-00990 Flat washer 3/4" (13/16" hole) PTD 1400010 75599-31918 Nylon insert locknut 3/4"NC PTD 1000013 77700-05079 Upper Hitch 670748 77700-02222 Bolt hex. -
Page 45: Snowblower Completion Kit - L4433
PARTS – L4433 NOWBLOWER OMPLETION ESCRIPTION Male driveline 77700-04340 4700267 Bolt hex. 1/4"NC x 2 1/2" gr.5 PTD 75599-01150 0100012 Nylon insert lock nut 1/4"NC PTD 75599-31911 1000003 Allen set screw 3/8"NC x 3/8" gr5 black 77700-00593 0500017 Key 1/4" x 1/4" x1 1/4"lg 70060-00814 654643 Cotter pin 3/32 x 1"... -
Page 46: Electrical Parts
PARTS LECTRICAL ARTS ESCRIPTION Wiring harness ass'y 77700-04562 4000109 70060-02680 Connector female DIN (included in 77700-04562) 4000062 Switch box 70060-02669 667557 70060-02679 Switch 2 blades 4000061 Rubber cap for switch 70060-01700 658666 Switch box clamp 70060-02670 667558 Bolt, hex. 1/4"NC x 3/4", gr. 5 PTD 75599-01115 0100003 Tap connector... -
Page 47: Reduction Box
PARTS - 77700-04509 EDUCTION ESCRIPTION 77700-04509 4500162 Reduction Box Bearing kit 77700-02200 4500132 Gear kit Seal kit 77700-02202 4500134 77700-02203 4500135 Housing kit FIG: 0001000_RAD1511011 OM 0427SBC-A... -
Page 48: Worm Gearbox Comer
PARTS COMER IDENTIFIED SOUS DOCUMENT ESCRIPTION Gear Box assembly 77700-01615 662195 Casing 77700-01910 656640 Seal kit 35 x 72 x 10 70060-03354 659845 External retaining ring 70060-03365 656652 Spacer 70060-03353 656649 Bearing 70060-03850 659844 Spacer 77700-01916 656648 Internal retaining ring 70060-03355 656654 Bearing... -
Page 49: Worm Gearbox Star
PARTS SOUS DOCUMENT ESCRIPTION Gear Box assembly 662195 77700-01615 Seal kit 35 x 72 x 10 70060-03354 659845 Bearing 70060-03850 659844 Bearing 70060-04536 656647 Bearing 656641 77700-01911 Seal kit 40 x 80 x 12 77700-07061 4500170 Plug 77700-07060 4500169 FIG: RAD1511013: OM0398SB 11-15: 001300 et autres OM_ This side identified "662195"... -
Page 50: Male Driveline
PARTS – 77700-04340 SOUS-DOCUMENT RIVELINE ESCRIPTION Driveline ass'y – male part 77700-04340 4700267 Quick disconnect yoke ass'y 70060-03431 660149 Universal joint - journal cross 77700-00576 4700130 Yoke and male shaft 77700-04341 4700268 Repair kit 77700-04343 4700270 Outer shield - plastic 77700-04342 4700269 FIG: RAD1501015 OM0427SB 01-15: 000600 et autres OM_... -
Page 51: Torque Specification Table
TORQUE SPECIFICATION TABLE ENERAL SPECIFICATION TABLE SE THE FOLLOWING TORQUES WHEN SPECIAL TORQUES ARE NOT GIVEN Note:These values apply fasteners as received from supplier dry, or when lubricated with normal engine oil. They do not apply if special graphited or moly sidulphide greases or other extreme pressure lubricants are used. These values apply to dry conditions;... - Page 52 Printed in Canada...
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