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Kubota L4400 Assembly Instructions Manual
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Kubota L4400 Assembly Instructions Manual

Kubota L4400 Assembly Instructions Manual

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Summary of Contents for Kubota L4400

  • Page 2 CONTENTS ASSEMBLY INSTRUCTIONS ..................1 TO THE DEALER..................... 1 SAFETY ........................1 CONTENTS OF THE CRATE .................. 2 Locations and Removal of Parts in the Crate ..............2 Parts in the Carton Box and Paper Bag................6 TIGHTENING TORQUE OF BOLTS AND NUTS ..........11 ASSEMBLING OF TRACTOR ................
  • Page 3 ASSEMBLY INSTRUCTIONS ASSEMBLY INSTRUCTIONS TO THE DEALER (3) Working clothes which may 1. This manual contains procedures intended to assist be pinched or caught in the the dealer in unpacking and assembling the product equipment must not be worn. before delivering to the customer. Loose clothing can cause The customer's purchase is based on confidence in serious injury or death.
  • Page 4 ASSEMBLY INSTRUCTIONS CONTENTS OF THE CRATE 3. After assembly check (1) Before operating or test driving the equipment, BLocations and Removal of Parts in the read and understand the operator's manual. (2) Once the equipment is fully Crate assembled, select a safe C Tools required place for a test run.
  • Page 5 ASSEMBLY INSTRUCTIONS 8. Remove the rear frame (6). 2. Remove the plastic cover (4). (3) Right frame 1 (4) Right frame 2 (4) Plastic cover (5) Front frame (6) Rear frame 9. Remove the ROPS under frame RH and LH (7). [Four prop type] 1.
  • Page 6 ASSEMBLY INSTRUCTIONS [For rigid type ROPS] 9. Remove the ROPS frame RH and LH (8). 4. Remove the upper frame (1). 5. Remove the left frame (2). (8) ROPS frame RH and LH (13) Belt slings (1) Upper frame (2) Left frame (8) ROPS frame RH and LH 10.
  • Page 7 ASSEMBLY INSTRUCTIONS 11. Check the paper bags in the toolbox. (19) Carton box 3 (For rigid type ROPS) (26) Paper bag 1 (20) Lower link assemblies, Stabilizer assemblies (RH & LH) (27) Paper bag 2 and Drawbar (28) Paper bag 3 (For 4WD) (21) Top link assemblies (22) Yoke shaft RH (For 4WD) (23) Joint pin and set pin...
  • Page 8 ASSEMBLY INSTRUCTIONS 2. Open the carton box 1 and check the contents. BParts in the Carton Box and Paper Bag 1. Parts for standard shipment. A: L4400 (2WD), B: L4400 (4WD) UNIT A: L4400 (2WD), B: L4400 (4WD) DESCRIPTION REMARKS...
  • Page 9 ASSEMBLY INSTRUCTIONS [Plastic bag 1] [Plastic bag 2] A: L4400 (2WD), B: L4400 (4WD) A: L4400 (2WD), B: L4400 (4WD) UNIT UNIT DESCRIPTION REMARKS DESCRIPTION REMARKS Stud Bolt (M16) Rear wheel Joint pin 1 Drawbar Nut (M16) 12 12 Rear wheel...
  • Page 10 ASSEMBLY INSTRUCTIONS [ROPS Parts] (For foldable type ROPS) 3. Open the carton box 2 and check the contents. [For rigid type ROPS] A: L4400 (2WD), B: L4400 (4WD) UNIT A: L4400 (2WD), B: L4400 (4WD) DESCRIPTION REMARKS UNIT DESCRIPTION REMARKS...
  • Page 11 ASSEMBLY INSTRUCTIONS 4. Open the carton box 3 and check the contents. 5. Remove the parts in the tractor toolbox and check the contents. A: L4400 (2WD), B: L4400 (4WD) UNIT DESCRIPTION REMARKS Cylinder cover Front axle A: L4400 (2WD), B: L4400 (4WD)
  • Page 12 ASSEMBLY INSTRUCTIONS 6. Open the carton bag and check the contents. A: L4400 (2WD), B: L4400 (4WD) UNIT DESCRIPTION REMARKS SMV sign Screw SMV bracket Square neck bolt Spring washer SMV socket-mts Square neck bolt...
  • Page 13 ASSEMBLY INSTRUCTIONS TIGHTENING TORQUE OF BOLTS AND NUTS 1. General screws, bolts and nuts. Screws, bolts and nuts should be tightened according to the table shown below. Indication on top of bolt No-grade or 4T SCr435, Material of bolt SS400, S20C S43C, S48C SCM435 Cast Iron of...
  • Page 14 ASSEMBLY INSTRUCTIONS ASSEMBLING OF TRACTOR 2. Stud bolts. Stud bolts used in front and rear axle hubs should be BSeat tightened according to the table shown below. C Tools required 63.7 to 73.5 Spanner (12mm) or socket with impact wrench or wrench. kgf-m 6.5 to 7.5 (14 mm, 0.55 in.)
  • Page 15 ASSEMBLY INSTRUCTIONS 4. Tighten the flange bolts (2) firmly. 2. Insert the ROPS connector (4) of the ROPS frame LH (2) and RH (3) as show in the photo below. Tighten the bolts (5) slightly. C Tightening torque ROPS connecting bolt (5) 149.0 to 179.0 N-m (9/16 UNF-1 1/4) 15.2 to 18.3 kgf-m 110.0 to 132.0 ft-lbs...
  • Page 16 ASSEMBLY INSTRUCTIONS 4. Attach the ROPS to the rear side of the axle cases with [For foldable type ROPS] the bolts (8)(10) temporarily. C Tools required Pliers, socket (19mm, 24mm) with ratchet wrench and torque wrench, spanner (26mm) and socket with torque wrench, belt sling.
  • Page 17 ASSEMBLY INSTRUCTIONS 3. Install the ROPS upper frame (4) to the lower frames 6. All the bolts of ROPS are tightened to prescribe (5) with hanging up by the belt sling. After that into the torque. lock bolts (6) to the lower holes as shown in the photo below (portion A).
  • Page 18 ASSEMBLY INSTRUCTIONS 7. Insert the split pin (9) to the castle nuts (11) of pivot pins. Bend the split pin certainly as shown figure BThree Point Hitch below. C Tool required 8. Insert the snap pin (10) in the lock bolt (6). Pliers, socket (14mm) with ratchet wrench and torque wrench.
  • Page 19 ASSEMBLY INSTRUCTIONS 2. Connect the lift rod (4) to the lower link assemblies (3) using the joint pins and the snap rings (5) from outside BHazard and Tail Light on Both Side to inside on both sides. C Tool required Spanner (14mm), screw driver (+) 1.
  • Page 20 ASSEMBLY INSTRUCTIONS 6. Attach the cup holder (10) to the fender RH. (1) Hazard light (10) Cup holder (2) Nut (3) Tail light BFront Axle (4) Screws (5) Cord clamp (8) 1P coupler (9) 4P coupler To avoid personal injury: A After attaching the jig bumper to the front axle 3.
  • Page 21 ASSEMBLY INSTRUCTIONS C Tool required 4. Remove two guide studs (3) and then install two bolts Spanner (17mm) socket (14mm, 17mm, 19mm) with (5) on the jig bumper (4). ratchet wrench or impact wrench and torque wrench or impact wrench and torque wrench, belt sling, safety stands.
  • Page 22 ASSEMBLY INSTRUCTIONS 7. Support the jig bumper (4) with the two safety stands 9. Install the yoke shaft (11) into the front axle case (12). (7). (11) Yoke shaft (4) Jig bumper (12) Front axle case (7) Safety stands 10. Remove the bevel gear case assembly RH (13) from the base.
  • Page 23 ASSEMBLY INSTRUCTIONS 13. Install the bevel gear case assembly RH (13) to the 16. Install the tie-rod (15) to tie rod joint (16). front axle case (12). (15) Tie-rod end (16) Tie-rod joint (12) Front axle case (13) Bevel gear case assembly RH 17.
  • Page 24 ASSEMBLY INSTRUCTIONS 18. Tighten the castle nut (17) with minimum tightening torque with in limit. Then tighten again slowly until fit in with castle nut glove and tie rod end hole. (17) Castle nut (18) Split pin 20. Remove the holder (19). (17) Castle nut A Do not loosen the castle nut to fit in with castle nut glove and tie rod end hole.
  • Page 25 ASSEMBLY INSTRUCTIONS 23. Install and tightening stud bolts (22) to bevel gear case [For 2WD] C Tool required Pliers, socket (14mm, 17mm, 19mm) with ratchet wrench or impact wrench and torque wrench. 8. Remove the front wheel hub RH and LH on the base. 9.
  • Page 26 ASSEMBLY INSTRUCTIONS (17) Castle nut (10) Bolts (M14-95) (18) Split pin (11) Collars (12) Spring washers (M14) C Tightening torque (13) Nuts (M14) Tie rod end bolt and nut (15) 61.8 to 70.6 N-m 11. Tighten the nuts (13). 6.2 to 7.2 kgf-m 44.9 to 52.1 ft-lbs C Tightening torque Castle nut (17)
  • Page 27 ASSEMBLY INSTRUCTIONS 4. Support the rear axle case with the safety stands (5) as shown in photo below. BHoisting Tractor To avoid personal injury: A After attaching the three point linkage to the tractor body, lift both lower links with two belt sling.
  • Page 28 ASSEMBLY INSTRUCTIONS 2. Install the right and left rear wheels to the tractor with the nuts and spring washers. BRear Wheel C Tool required Socket (22mm, 24mm), stud bolt installation tools (16mm) with impact wrench, torque wrench, belt sling. 1. Install the stud bolts (1) to the rear axle (2). (3) Nuts (4) Rim nuts A Make sure to tighten the rear wheels mounting nuts...
  • Page 29 ASSEMBLY INSTRUCTIONS 4. Set the chocks under the front and rear side of rear [For 2WD] wheels to prevent from revolving. A Use the tapered side of lug nut, if the tractor mounts front wheel with beveled or tapered holes. A Use the spring washers, plain washers and flat side of lug nuts, if the tractor mounts front wheel without tapered holes.
  • Page 30 ASSEMBLY INSTRUCTIONS 3. Fasten up the nuts at the torque of the specifications 5. Support the jig bumper (1) and remove upper two bolts (2). (1) Jig bumper A Make sure to tighten the front wheels mounting nuts (2) Bolts with correct tightening torque for safety reason.
  • Page 31 ASSEMBLY INSTRUCTIONS BBattery Cable BSMV Plate C Tool required C Tool required Spanner (10mm) or socket with ratchet wrench. Spanner (11mm, 13mm) or socket with ratchet wrench and screwdriver. 1. Open the hood. 2. Take the adhesion tape (1) of the negative terminal. 1.
  • Page 32 ASSEMBLY INSTRUCTIONS 3. Attach the SMV sign assembly (5) to the SMV socket (1). BSteering Wheel C Tool required Socket (17mm), extension bar with torque wrench. 1. Attaching the steering wheel as shown in the photo below. 2. Install the steering wheel (1), spring washer (2) and nut (3) (Tighten the steering nut).
  • Page 33 ASSEMBLY INSTRUCTIONS CHECKING OF BATTERY BBattery Charging To avoid personal injury: To avoid personal injury: A Never remove the vent plugs while the engine A When the battery is being activated, hydrogen is running. and oxygen gases in the battery are extremely A Keep electrolyte away from eyes, hands and explosive.
  • Page 34 ASSEMBLY INSTRUCTIONS [Table 1] BToe-In Adjustment Capacity at Battery type Volts (v) 5H.R (A,H) C Adjusting procedures 1. Detach the snap ring. 80D26R 2. Loosen the tie-rod nut. 3. Turn the tie-rod joint to adjust the rod length until the Reserve Cold Normal...
  • Page 35 ASSEMBLY INSTRUCTIONS JIG KIT FOR ASSEMBLY (Whole Goods Number L8499) (Jig Kit Number TA150-98341) (1) JIG BUMPER (2) STUD, GUIDE...
  • Page 36 ASSEMBLY INSTRUCTIONS (3) CASTER ASSY (SWIVEL) (mm) (4) CASTER ASSY (RIGID) (mm)
  • Page 37 ASSEMBLY INSTRUCTIONS ESTIMATED ASSEMBLY TIME Refer to the following table for the estimated assembly time to open the crate and assemble the tractor. L4400FV 1:15' L4400FW 1:20' L4400DV 1:20' L4400DW 1:25' L4400DHW 1:30' (hour) Assembly times on the table are just reference under the average conditions with following assumption. 1.
  • Page 38 ASSEMBLY INSTRUCTIONS CHECK LIST FOR INSPECTION AFTER ASSEMBLY...
  • Page 39 ASSEMBLY INSTRUCTIONS...