Kubota La1153 Loader Workshop Service Repair Manual

LA1153, LA1353, WSM SAFETY INSTRUCTIONS 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 repair or use this unit. • NOTE : Gives helpful information. BEFORE SERVICING AND REPAIRING • Read all instructions and safety instructions in this manual and on your machine safety decals. • Clean the work area and machine. • Park the machine on a firm and level ground, and set the parking brake. • Lower the implement to the ground. • Stop the engine. and remove the key. • Disconnect the battery negative cable. • Hang a ''~O NOT OPERATE" tag in operator station. A DANGER : Indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury, A WARNING : Indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury. A CAUTION : Indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury. • IMPORTANT : Indicates that equipment or property damage could result if instructions are not followed . 1

LA1153. LA1353. WSM SAFETY INSTRUCTIONS • + - SAFETY STARTING • Do not start the engine by shorting across starter terminals or bypassing the safety start switch. • Do not alter or remove any part of machine safety system. • Before starting the engine, make sure that all shift levers are in neutral positions or in disengaged positions. • Never start the engine while standing on ground. Start the engine only from operator's seat SAFETY WORKING • Do not work on the machine while under the influence of alcohol, medication, or other substances or while fatigued. • Wear close fitting clothing and safety equipment appropriate to the job. • Use tools appropriate to the work. Makeshift tools, parts, and procedures are not recommended. • When servicing is performed together by two or more persons, take care to perform all work safely. • Do not work under the machine that is supported solely by a jack. Always support the machine by safety stands. • Do not touch the rotating or hot parts while the engine is running. • Never remove the radiator cap while the engine is running, or immediately after stopping. Otherwise, hot water will spout out from radiator. Only remove radiator cap when cool enough to touch with bare hands. Slowly loosen the cap to first stop to relieve pressure before removing completely. • Escaping fluid (fuel or hydraulic oil) under pressure can penetrate the skin causing serious injury. Relieve pressure before disconnecting hydraulic or fuel lines. Tighten all connections before applying pressure. AVOID FIRES • Fuel is extremely flammable and explosive under certain conditions. Do not smoke or allow flames or sparks in your working area . • To avoid sparks from an accidental short circuit, always disconnect the battery negative cable first and connect it last. • Battery gas can explode. Keep sparks and open flame away from the top of battery, especially when charging the battery. • Make sure that no fuel has been spilled on the engine. 2

LA1153, LA1353, WSM SAFETY INSTRUCTIONS VENTILATE WORK AREA • If the engine must be running to do some work, make sure the area is well ventilated. Never run the engine in a closed area. The exhaust gas contains poisonous carbon monoxide. PREVENT ACID BURNS • Sulfuric acid in battery electrolyte is poisonous. It is strong enough to burn skin, clothing and cause blindness if splashed into eyes. Keep electrolyte away from eyes, hands and clothing. If you spill electrolyte on yourself, flush with water, and get medical attention immediately. DISPOSE OF FLUIDS PROPERLY • Do not pour fluids into the ground, down a drain, or into a stream, pond, or lake. Observe relevant environmental protection regulations when disposing of oil, fuel, coolant, electrolyte and other harmful waste. PREPARE FOR EMERGENCIES • Keep a first aid kit and fire extinguisher handy at all times. • Keep emergency numbers for doctors, ambulance service, hospital and fire department near your telephone. 3

LA1153, LA1353, WSM SAFETY INSTRUCTIONS SAFETY DECALS The following safety decals are installed on the machine. If a decal becomes damaged, illegible or is not on the machine, replace it. The decal part number is listed in the parts list. (1) Part No. 7J246-5641-1 (2) Part No. 7J246-5642-1 (3) Part No. 7J417-7778-1 (M1858, M1859, M1864, M1865) 4FAAAAAAPOO2F 3FUAAAICP001 A 4

LA1153, LA1353, WSM SAFETY INSTRUCTIONS (1) Part NO.7J246-5645-1 (2) Part No. 7J246-5644-2 (Both sides) (3) (3) Part No. 7J266-5649-2 (4) Part No. 7J417-9321-1 (M1866) 1AIABCFAP050A 3FUAAAICP002A 5

LA1153, LA1353, WSM SAFETY INSTRUCTIONS (1) Part No. 7J417-5643-1 (2) Part No. 75585-3619-3 A DANGER (1) 1AIABBPAP0250 (3) Part No. 7J246-5643-1 -""'1-__ 1 A DANGER CARE OF DANGER, WARNING AND CAUTION LABELS 1. Keep danger, warning and caution labels clean and free from obstructing material. 2. Clean danger. warning and caution labels with soap and water, dry with a soft cloth. 3. Replace damaged or missing danger. warning and caution labels with new labels from your local KUBOTA Dealer. 4. If a component with danger, warning and caution label(s) affixed is replaced with new part, make sure new label(s) is (are) attached in the same location(s) as the replaced component. 5. Mount new danger, warning and caution labels by applying on a clean dry surface and pressing any bubbles to outside edge. 3UFAAAICP003A 6

LA1153. LA1353. WSM LOADER TERMINOLOGY LOADER TERMINOLOGY 3UFAAAIDP001 A (9) (1) Mounting Pin (4) Boom Cylinder (6) Boom (8) Bucket (2) Side Frame (5) Main Frame (7) Bucket Cylinder (9) Control Lever (3) Hydraulic Control Valve 7

LA1153, LA1353, WSM SPECIFICATIONS W1029088 SPECIFICATIONS • Suitable Tractor LA1153: M5040, M6040, M7040 LA1353: M8540, M9540 [1] LOADER SPECIFICATIONS Loader Model LA1153 LA1353 ! Tractor Model M7040 M9540 Wheel Base 2050 mm (80.7 in.) 2250 mm (88.6 in.) Front Tires 9.5-24 12.4-24 Rear Tires 16.9-30 18.4-30 I Boom Cylinder Bore Stroke 60 mm (2.36 in.) 570.5 mm (22.46 in.) 70 mm (2.76 in.) 606 mm (23.9 in.) Bucket Cylinder Bore Stroke 60 mm (2.36 in.) 507.5 mm (19.98 In.} 65 mm (2.56 In.) 512.5 mm (20.2 in.) Control Valve One Detent Float Position, Power Beyond Circuit Rated Flow Maximum Pressure 42 Umin. (11.1 U.S.gals/min., 9.2 Imp.gals/min.) 19.8 MPa (202 kgf/cm 2 , 2873 psi) 64.3Umln. (17.0 U.S.gals/min., 14.1 Imp.gals/min.) 20.7 MPa (211 kgf/cm 2 , 3002 psi) Net Weight (Approximate) 700 kg (1543 Ibs) 840 kg (1852 Ibs) W1027852 [2] BUCKET SPECIFICATIONS Loader Model LA1153 I LA1353 Model ROUND 72" ROUND 84" LIGHT MATERIAL 84" Type Quick Attach Width 1830 mm (72.0 in.) 2135 mm (84.0 in.) (L) 650 mm (25.59 in.) 750 mm (29.53 in.) Height (M) 665 mm (26.18 in.) 715 mm (28.15 in.) Length (N) 900 mm (35.43 in.) 1000 mm (39.37 in.) Capacity Struck 0.44 m 3 (15.5 cu.ft.) 0.52 m 3 (18.4 cu.ft.) 0.63 m 3 (22.3 cu.ft.) Heaped 0.55 m 3 (19.4 cu.ft.) 0.64 m 3 (22.6 cu.ft.) 0.79 m 3 (27.9 cu.ft.) Weight 210 kg (463Ibs) 235 kg (518Ibs) 255 kg (562 Ibs) Wl013973 L M i 3UFAAABDP002A 8

LA1153, LA1353, WSM SPECIFICATIONS [3] DIMENSIONAL AND OPERATIONAL SPECIFICATIONS ~V u v B A ~XX C w x J zz G y Z 3UFAAABDP003A • Dimensional Specifications Loader Model LA1153 LA1353 Tractor Model M5040,M6040,M7040 M8540, M9540 BOOM CYLINDER FULCRUM POINT HEIGHT POWER HEIGHT POWER (A) Maximum lift height to pivot pin 3370 mm (132.7 in.) 2977mm (117.2 in.) 3700 mm (145.7 in.) 3350 mm (131.9 in.) (B) Maximum lift height under level bucket 3131 mm (123.3 in.) 2738 mm (107.8 in.) 3420mm (134.6 in.) 3090 mm (121.7 in.) (C) Clearance with bucket dumped 2577 mm (101.5 in.) 2172 mm (85.5 in.) 2808 mm (110.6 in.) 2405 mm (94.7 in.) i J (D) Reach at maximum lift height I (Dumping Reach) 357mm (14.1 in.) 811 mm (31.9 in.) 738mm (29.1 in.) 1149 mm (45.2 in.) (E) Maximum dump angle 0.75 rad (43 0) 1.047 rad (60 0) 0.908 rad (52 ") 1.117 rad (64 0) (F) Reach with bucket on ground 1947 mm (76.7 in.) 2233 mm (87.9 in.) (G) Bucket roll-back angle 0.75 rad (43 0) 0.698 rad (40 ") (H) Digging depth 134 mm (5.3 in.) 111 mm (4.4 in.) 198 mm (7.8 in.) 185 mm (7.3 in.) (J) Overall height in carry position 1573 mm (61.9 in.) 1695 mm (66.7 in.) W1013874 • Operational Specifications Loader Model Tractor Model BOOM CYLINDER FULCRUM POINT Lift capacity (Bucket bottom mid point) (U) Lift capacity (Bucket pivot pin, max. height) (V) Lift capacity (800 mm forward, max. height) (W) Lift capacity (Bucket pivot pin, 1500 mm height) (X) Lift capacity (800 mm forward, 1500 mm height) (Y) Breakout force (Bucket pivot pin) (Z) Breakout lorce (800 mm forward) (W) Bucket roll-back force at maxumum height (XX) Bucket roll-back force at 1.5 m (59 in.) (ZZ) Bucket roll-back force at ground level RaiSing time Lowering time i Bucket dumping time Bucket roll-back time LA1153 M5040, M6040, M7040 HEIGHT POWER 1055 kg (2326Ibs) 1150 kg (2536 Ibs) 1120 kg (2469 Ibs) 1328 kg (2928Ibs) 720 kg (1587Ibs) 830 kg (1830 Ibs) 1456 kg (3210 Ibs) 1672 kg (3686 Ibs) 1010 kg (2227 Ibs) 1200 kg (2646 Ibs) 18816 N (4230 Ibl) 23814 N (5354 Ibl) 12054 N (2710 Ibl) 15190 N (3415Ibl) 8722 N (1961 Ibf) 12054 N (2710 Ibl) 16072 N (3613 Ibl) 16611 N (3734 Ibf) 15288 N (3437 Ibl) 16415 N (3690 Ibf) 4.7 sec. 3.6 sec. 3.0 sec. 2.8 sec. LA1353 i M8540, M9540 i HEIGHT POWER 1300 kg (2866Ibs) 1350 kg (2976Ibs) 1810 kg (3990 Ibs) 1880 kg (4144Ibs) 1145 kg (2524 Ibs) 1295 kg (2855 Ibs) I 2070 kg (4563Ibs) 2330 kg (5137 Ibs) J 1535 kg (3384 Ibs) 1795 kg (3957Ibs) i , 24470 N (5501 Ibl) 28780 N (6470 Ibf) ! 16920 N (3804 Ibf) 21850 N (4912 Ibl) 12150 N (2731 Ibf) 14460 N (3250 Ibl) 23415 N (5264 Ibl) i 23365 N (5252 Ibl) 4.2 sec. i 2.9 sec. I 2.2 sec. 2.4 sec. W1030299 9

Kubota La1153 Loader Workshop Service Repair Manual

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