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Kyoeisha Baroness LM531 Owner's Operating Manual

5-unit reel mower
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5-Unit Reel Mower
Owner's Operating Manual
Serial No.
LM531：10041-
"Required reading"
Read this manual before using the machine.
Original Instructions Ver.2.1

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Summary of Contents for Kyoeisha Baroness LM531

  • Page 1 5-Unit Reel Mower Owner's Operating Manual Serial No. LM531：10041- "Required reading" Read this manual before using the machine. Original Instructions Ver.2.1...
  • Page 2 LM531 Regulations EU Regulations (For EU) This product complies with all relevant EU Regulations. For more information, please refer to the Declaration of Conformity attached.
  • Page 3 LM531 Greeting Thank you for purchasing the Baroness product. QR Code This manual describes the proper handling, adjustment, and inspection of your product. (*QR Code is a registered trademark of DENSO We hope you will use the product safely, and take WAVE INCORPORATED.) advantage of its best performance.
  • Page 4 When making inquiries about your product, please specify the model and serial number. When loaning or transferring the product, please also provide this manual together with the product. Kyoeisha Co., Ltd. Warning Symbols This manual uses the following warning symbols for handling precautions that are important for your safety.
  • Page 5 When replacing parts, be sure to use genuine Baroness parts or parts designated by Kyoeisha. Note that the Baroness product warranty may not apply to defects caused by the use of parts from other companies.
  • Page 6 LM531 Introduction...
  • Page 7 LM531 Contents Safety .............. Page 1-1 Maintenance ........... Page 6-1 Safe Operating Practices .......Page 1-2 Precautions for Maintenance ......Page 6-2 Operations Before Maintenance ....Page 6-2 Disposal ............Page 2-1 Jacking Up The Machine ....... Page 6-2 Recycle and Waste Disposal ......Page 2-2 Inspection and Cleaning ........
  • Page 8 LM531 Contents...
  • Page 9 LM531 Safety Safe Operating Practices ...... Page 1-2 Training ..........Page 1-2 Preparation ..........Page 1-2 Operation ..........Page 1-3 Maintenance .......... Page 1-4 Storage ..........Page 1-5 Page 1-1...
  • Page 10 LM531 Safety Failure to adequately follow these safety Never allow children or people unfamiliar precautions may cause an accident resulting in with these instructions to use or service the injury or death. machine. Local regulations may restrict the age of the Danger operator.
  • Page 11 LM531 Safety Add fuel before starting the engine. Never operate while people, especially Never remove the cap of the fuel tank or children, or pets are nearby. add fuel while the engine is running or Only operate in good light, keeping away when the engine is hot.
  • Page 12 LM531 Safety Before removing the grass catcher. Allow the engine/muffler to cool before checking/maintenance. Before making height or depth adjustment unless adjustment can be made from the To reduce the fire hazard, keep hot parts operator's position. such as the engine and silencer/muffler, battery compartment and fuel storage area Before clearing blockages.
  • Page 13 LM531 Safety When checking the hydraulic circuit for Swallowing engine coolant can cause injury pinhole leaks or oil leakage from nozzles, do or death; keep out of reach from children and not use your hands. pets. Use items such as paper or corrugated cardboard to find leakage points.
  • Page 14 LM531 Safety Page 1-6 Safe Operating Practices...
  • Page 15 LM531 Disposal Recycle and Waste Disposal ....Page 2-2 About Recycle ........Page 2-2 About Waste Disposal ......Page 2-2 Page 2-1...
  • Page 16 LM531 Disposal Recycle and Waste Disposal About Recycle Recycling battery etc. is recommended for environmental conservation and economical use of resources. It may be required by local laws. About Waste Disposal Make sure that waste generated when servicing or repairing the machine is disposed of in accordance with local regulations.
  • Page 17 LM531 Product Overview Specifications ........Page 3-2 Specifications .........Page 3-2 Mower Units ...........Page 3-3 Sound Pressure Level ......Page 3-3 Sound Power Level ....... Page 3-3 Vibration Level ........Page 3-3 Carbon Dioxide (CO2) Emissions ..Page 3-3 Names of Each Section ......Page 3-4 Regulation Decals ........Page 3-7 Positions of Regulation Decals ....
  • Page 18 LM531 Product Overview Specifications Specifications Model LM531 Name 5-Unit Reel Mower Mower unit type 22 in Total length 303 cm 119.29 in During 296 cm 116.54 in operation Total width Dimensions During 220 cm 86.61 in transport ROPS 196 cm 77.17 in Total height Steering wheel 133 cm...
  • Page 19 LM531 Product Overview The factory default maximum engine rpm is 3,100 rpm. Mower Units Baroness mower unit that can fit this machine is the model marked with a circle in the "Attachable unit" column. LM531 Model Attachable unit Remarks LH52 22 in 　...
  • Page 20 LM531 Product Overview Overall view B Names of Each Section Overall view A 14AABD7F Names of Each Section_002 0B176823 Fuel tank Names of Each Section_001 Fuel filter Steering wheel Water separator Seat Battery USB socket Hood Pedal stopper Muffler Stop valve Mower lock lever (Latch) Reel reverse switch Reel rotation/stop switching lever...
  • Page 21 LM531 Product Overview Overall view C Overall view D 8,9,11 345E3394 6DDD8505 Names of Each Section_003 Names of Each Section_004 Radiator Front tire Radiator cover Rear tire Engine Mower unit #1 Engine oil filter Mower unit #2 Reserve tank Mower unit #3 Oil cooler Mower unit #4 Air cleaner...
  • Page 22 LM531 Product Overview Operation panel C4C188C0 Names of Each Section_005 Light switch Key switch Throttle lever Mower unit up/down lever Reel rotation switch Page 3-6 Names of Each Section...
  • Page 23 LM531 Product Overview Battery Regulation Decals Positions of Regulation Decals Main vehicle U P P E R L E V E L L O W E R L E V E L 1,2,3 CD3E8C65 Positions of Regulation Decals_002 Battery capacity decal EU battery regulation decal Recycle decal A00455A4...
  • Page 24 LM531 Product Overview Description of Regulation Decals Noise Emission Decal Serial Number Plate (For EU) The noise emission decal indicates the sound The serial number plate indicates the model power level determined by measuring and serial number of the machine. identical machines in accordance with the procedure specified in the regulations of EU.
  • Page 25 LM531 Product Overview ROPS Caution Decal EU Battery Regulation Decal ROPS caution decal describes the following (For EU) caution messages. The EU battery regulation decal indicates compliance with the EU battery regulation. ･ Replace damaged ROPS. The following information about the battery Do not repair or revise.
  • Page 26 LM531 Product Overview Recycle Decal Recycle Decal illustrates Recycle Mark in accordance with local regulation. (For EU) y7wov5-001 Recycle Decal_001 (For USA) RECYCLE y7wov5-002 Recycle Decal_002 Page 3-10 Regulation Decals...
  • Page 27 Positions of Safety Decals and Instruction Decals_002 Part numbers for decals that need to be replaced are listed in the parts catalog. Order them from a Baroness dealer or Kyoeisha. Positions of Safety Decals and Instruction Decals quwxcl-214 Positions of Safety Decals and Instruction Decals_003...
  • Page 28 LM531 Product Overview Operation decal 2 Hydraulic oil decal Diesel fuel filler port decal Fire prohibited decal Decal on reading owner's operating manual (#10001-10075) Caution to rotating object decal Caution to hot parts decal Caution for spouting coolant decal DO NOT STEP caution decal Caution for mower lock decal Caution to noise decal Page 3-12...
  • Page 29 LM531 Product Overview 　 Description of Safety Decals and Instruction Decals Caution Rollover - Do not work on slopes of 15 Decal for Operation 2 degrees or more. Decal for operation 2 When you descend a slope, lower the mower LM2400-0918Z0 units and then drive at low speed.
  • Page 30 LM531 Product Overview Hydraulic Oil Decal Fire Prohibited Decal K4209001390 K4205001940 Decal, hydraulic oil Decal, fire prohibited Read the owner's operating manual. Warning Keep away from fire. K 4 2 0 9 0 0 1 3 9 0 120BFACF Hydraulic Oil Decal_001 Diesel Fuel Filler Port Decal r653fo-001 K4209001000...
  • Page 31 LM531 Product Overview Caution to Rotating Object Decal Caution for Spouting Coolant Decal K4205001530 K4205001970 Decal, caution to rotating object Decal, caution for spouting coolant Warning Caution Watch for rotating parts - Keep your hands Caution for spouting coolant - Do not open away from the belts while the engine is while hot.
  • Page 32 LM531 Product Overview Caution for Mower Lock Decal K4205001900 Decal, caution for mower lock Lock the mower units when traveling or storing with the mower units #4 and 5 raised. K 4 2 0 5 0 0 1 9 0 0 vm5htg-001 Caution for Mower Lock Decal_001 Caution to Noise Decal...
  • Page 33 LM531 Product Overview Operation Decals Positions of Operation Decals 6n6oux-193 Positions of Operation Decals_004 O F F 6n6oux-192 Positions of Operation Decals_005 6n6oux-089 Positions of Operation Decals_001 6n6oux-194 Positions of Operation Decals_006 Mower unit up/down decal Key switch decal Reel rotation mark 6n6oux-038 Engine rotation mark Positions of Operation Decals_002...
  • Page 34 LM531 Product Overview Description of Operation Decals Reel Rotation Mark Mower Unit Up/Down Decal Reel rotation mark It illustrates Rotation/Stop of the reel cutter Decal, mower unit up/down (cutting cylinder). This indicates the Up/Down positions of the mower unit. 6ntnq3-001 Reel Rotation Mark_001 8kzlbt-001 Rotation...
  • Page 35 LM531 Product Overview Traveling/Working Selector Mark Stop Valve Operation Decal Traveling/working selector mark K4203001290 It illustrates the positions where mower units Stop valve operation decal #4 and #5 stop when they are raised. It illustrates Stop/Open of the stop valve. (ON/OFF of slight lift function) 55wqhi-002 ctw28n-001...
  • Page 36 LM531 Product Overview Brake Mark BACKWARD Decal K4209001200 K4203001440 DECAL, BRAKE Decal, BACKWARD It illustrates the locking position for the This indicates backward travel. parking brake. BACKWARD kqca3e-002 7elqr2-002 BACKWARD Decal_001 Brake Mark_001 Lapping Switch Decal BRAKE Decal K4203001580 K4203001450 Decal, lapping switch Decal, BRAKE This indicates ON/OFF switching of back...
  • Page 37 LM531 Product Overview Reel Rotation Decal K4203001300 Decal, reel rotation This indicates rotation of the reel cutter (cutting cylinder). if834g-001 Reel Rotation Decal_001 Reel Stop Decal K4203001310 Decal, reel stop This indicates stop of the reel cutter (cutting cylinder). if834g-002 Reel Stop Decal_001 Operation Decals Page 3-21...
  • Page 38 LM531 Product Overview Page 3-22 Operation Decals...
  • Page 39 LM531 Description of Functions Light Switch ........... Page 4-2 Key Switch ..........Page 4-2 Throttle Lever .........Page 4-2 Mower Unit Up/Down Lever ....Page 4-3 Stop Valve ..........Page 4-3 Mower Lock Lever (Latch) ....Page 4-4 Reel Rotation Switch ......Page 4-4 Slight Lift Function .........
  • Page 40 LM531 Description of Functions Light Switch Key Switch The key switch is a lock for inserting the ignition Caution key. This is used for starting, running or stopping the The lights provide auxiliary lighting. engine by turning the ignition key to change the Do not travel or operate the machine at night key switch position.
  • Page 41 LM531 Description of Functions Note: Mower Unit Up/Down Lever Even if the reel rotation switch is set to the "Rotate" position, the reel cutter (cutting Caution cylinder) stops rotating when the mower unit up/ down lever is moved to the neutral position or Before raising or lowering the mower units, the mower units are raised.
  • Page 42 LM531 Description of Functions Mower Lock Lever (Latch) Reel rotation switch Rotate The mower lock levers (latches) are located in Stop the foot area on the left and right sides and are Slight Lift Function used when traveling or storing the machine with mower units #4 and #5 raised.
  • Page 43 LM531 Description of Functions Reel Reverse Switch Reel Rotation/Stop Switching Lever Important Caution Do not switch the reel reverse switch to the Before operating the reel rotation/stop "ON" or "OFF" position while the reel cutter switching lever, be sure to shift the reel (cutting cylinder) is rotating.
  • Page 44 LM531 Description of Functions Parking Brake Lock Lever Traveling pedal Forward Backward Caution Pedal Stopper Never park the machine on a slope. The pedal stopper is located in the right foot Important area. This lever changes the amount that the forward Be sure to release the parking brake before pedal can be depressed.
  • Page 45 LM531 Description of Functions Close the protective cover after use. USB Socket Instruments on The Operation Panel Important Do not use the USB socket in rainy weather to avoid malfunction of devices. The USB socket can be used to charge or power devices that can be connected via USB, such as smartphones.
  • Page 46 LM531 Description of Functions Water Temperature Gauge Pilot Lamps This instrument indicates the water Charge Lamp temperature inside the engine. The charge lamp is the left pilot lamp located If the water temperature gauge indicates a in the operation panel. level close to "H"...
  • Page 47 LM531 Description of Functions Thermo-start lamp 1/100 wheel Hour wheel Oil Pressure Lamp Safety Device The oil pressure lamp is the right pilot lamp located in the operation panel. Interlock System It turns on when the ignition key is set to the This machine features an interlock system for "ON"...
  • Page 48 LM531 Description of Functions Warning Mechanisms Warning Buzzer Caution When the buzzer (intermittent tone) sounds, be sure to stop operation since the engine is overheated. Do not stop the engine without idling. Allow the engine to cool down, first. Keep the engine idling for about 5 minutes before stopping.
  • Page 49 LM531 Handling Instructions Operations Before Service ....Page 5-2 Procedure to Open/Close Hood .... Page 5-2 Procedure to Open/Close Radiator Cover ............. Page 5-2 Procedure to Open/Close Underseat Cover ............. Page 5-3 Procedure to Open/Close Center Cover ............. Page 5-3 Inspection Before Use ......Page 5-3 Engine ............Page 5-3 Main Vehicle ..........
  • Page 50 LM531 Handling Instructions Procedure to Open/Close Radiator Cover Operations Before Service The following sections describe the preparatory Caution works required before performing the services Do not open the radiator cover in strong including inspection, adjustment, cleaning. winds. maintenance and repair. Procedure to Open/Close Hood Caution Caution...
  • Page 51 LM531 Handling Instructions Bring the seat to the frontmost position. Procedure to Open/Close Underseat Install two bolts on the rear of the seat. Cover Procedure to Open/Close Center Cover Caution Procedure to open the center cover: Be careful not to pinch your fingers when you Release the catch clip.
  • Page 52 LM531 Handling Instructions Pull out the oil level gauge. Inspection of Fuel Quantity With the machine on a level surface, observe the fuel gauge in the operation panel to check the fuel level. 2oowuz-003 Inspection of Engine Oil_001 F U E L Oil level gauge Wipe the oil off the oil level gauge cleanly 2e4emp-001...
  • Page 53 LM531 Handling Instructions Fuel cock Fuel filter Air-bleeding plug ON (Open) OFF (Close) Loosen the air-bleeding plug of the injection pump. FF9FCC83 Supply of Fuel_001 Fuel tank Fuel gauge Fuel strainer Air Bleeding of Fuel System Important kou8ls-004 Air Bleeding of Fuel System_002 Be sure to tighten the air-bleeding plug except when air bleeding.
  • Page 54 LM531 Handling Instructions Inspection of Coolant Caution Do not touch the radiator or coolant during engine operation or immediately after the engine has been turned off. Otherwise, you may get burned. Caution pd9d4r-007 Inspection should take place after the engine Inspection of Air Cleaner_001 has well cooled down.
  • Page 55 LM531 Handling Instructions Inspecting the mounting bracket Main Vehicle Inspect whether the battery is secured firmly with the mounting bracket. Inspection of Oil Cooler If the bracket is loose, tighten the mounting Make sure that there is no damage to the bracket nuts until the battery is secured oil cooler.
  • Page 56 LM531 Handling Instructions Inspection of Covers Warning U P P E R L E V E L L O W E R L E V E L If you have removed the cover during inspection, make sure that you replace it in the original position securely.
  • Page 57 LM531 Handling Instructions Check the bottom of the machine for Inspection of Parking Brake Lock Lever leakage of liquid such as oil, water, fuel, etc. Make sure that the brake pedal is locked when depressing the parking brake lock Locate the leakage and identify the type of lever forward while depressing the brake liquid.
  • Page 58 LM531 Handling Instructions Inspection of Fuel Gauge Inspection of Grass Catcher Check the fuel gauge is not damaged. Make sure that there is no wear or deterioration of the grass catcher. Check the fuel gauge operates correctly. Make sure that there is no damage to the Switch the ignition key to the "ON"...
  • Page 59 LM531 Handling Instructions The mower units do not tilt while operating ･ Adjustment of Steering Wheel Position on slopes, and incomplete mowing can be reduced. Warning Released: Since it is dangerous, do not adjust the ･ It is appropriate when turning while mowing steering wheel while traveling.
  • Page 60 LM531 Handling Instructions Mounting and Dismounting Fuel cock ON (Open) Procedure to Mount/Dismount OFF (Close) This machine is equipped with a step for Make sure that the fuel cock of the fuel filter mounting/dismounting. is open. Place your foot on the step when mounting and dismounting the machine.
  • Page 61 LM531 Handling Instructions After the thermo-start lamp turns off, Important immediately set the ignition key to the The thermo-start lamp turns off at the "START" position. specified time. However, the lamp turning off Important is not related to the glow plug generating heat. If the ignition key is left in the "GLOW"...
  • Page 62 LM531 Handling Instructions Make sure that all the mower units are Procedure to Stop Engine raised. Set the traveling pedal to the neutral Make sure that the anti-falling stop valve is position. set to the "Stop" position. Apply the parking brake. Make sure that the mower lock levers (latches) for mower units #4 and #5 are Set the reel rotation switch to the "Stop"...
  • Page 63 LM531 Handling Instructions Start the engine. "Procedure to Start Engine" (Page 5-12) Depress the brake pedal to release the parking brake. Shift the throttle lever to the "High speed" position, and rev up the engine to MAX. Right before starting cutting work, set the anti-falling stop valve to the "Open"...
  • Page 64 LM531 Handling Instructions Slide the radiator cover backward. Cleaning After Use The purpose of the machine cleaning is to: Prevent accidents ･ Prevent damage to the machine ･ Maintain machine performance ･ Properly clean the machine to maintain its functionality and performance. If you detect any abnormalities with the machine, immediately perform maintenance or repairs.
  • Page 65 LM531 Handling Instructions Main Vehicle Cleaning of Radiator Cleaning of Oil Cooler Caution Do not touch the radiator or coolant during Caution engine operation or immediately after the Clean after the hydraulic system has engine has been turned off. sufficiently cooled. Otherwise, you may get burned.
  • Page 66 LM531 Handling Instructions Storage Short-Term Storage Short-term storage means that the machine is temporarily stored (within 1 month) without use. Follow the instructions below for short-term storage of the machine. Cleaning Remove dirt, grass clippings, oil stains etc. ･ completely from the main vehicle and engine.
  • Page 67 LM531 Maintenance Precautions for Maintenance ....Page 6-2 Operations Before Maintenance ...Page 6-2 Jacking Up The Machine .......Page 6-2 About Jacking Up The Machine .....Page 6-2 Jack-Up Points ........Page 6-2 Inspection and Cleaning ....... Page 6-3 Engine ............Page 6-3 Main Vehicle .......... Page 6-8 Supplying Fluids ........Page 6-8 Engine ............Page 6-8 Main Vehicle ........
  • Page 68 LM531 Maintenance Precautions for Maintenance Important Only place a jack under the jack-up points Warning specified. Placing a jack at any other point will result in The chapter "Maintenance" in this manual damage to the frame or other parts. describes practical measures which should be performed by a mechanic with expertise.
  • Page 69 LM531 Maintenance Front right frame Inspection and Cleaning Inspect and clean the machine with the goals of the followings. Accident prevention ･ ･ Failure prevention Performance retention ･ Make efforts for early detection of the machine failure and prevention of the sudden occurrence of trouble.
  • Page 70 LM531 Maintenance Remove the retaining ring and then remove Fill up the fuel tank with fuel and open the the cup. fuel cock. kou8ls-003 Cleaning of Fuel Filter_003 Fuel cock Fuel filter Air-bleeding plug ON (Open) zihgka-001 OFF (Close) Cleaning of Fuel Filter_002 Turn the key switch to the "ON"...
  • Page 71 LM531 Maintenance Close the fuel cock of water separator. Inspection of Water Separator Important Water contamination in the fuel may decrease the engine starting performance and power output and may result in breakage of engine parts. Make sure that the water separator is not damaged or dirty.
  • Page 72 LM531 Maintenance Open the fuel cock of water separator. Close the fuel cock of water separator. v1spa6-005 v1spa6-005 Draining of Water Separator_003 Cleaning of Water Separator_001 Fuel cock Fuel cock Air-bleeding plug Air-bleeding plug ON (Open) ON (Open) OFF (Close) OFF (Close) Loosen the air-bleeding plug by one turn.
  • Page 73 LM531 Maintenance Open the fuel cock of water separator. Install the air cleaner cap, and then fix it securely with the clips. v1spa6-005 pd9d4r-007 Cleaning of Water Separator_003 Cleaning of Air Cleaner Element_001 Fuel cock Air cleaner filter Air-bleeding plug Clip ON (Open) Air cleaner cap...
  • Page 74 LM531 Maintenance Check the wheel mounting bolts and wheel Main Vehicle nuts for cracks and damages. Inspection of Hydraulic Hoses and Pipes Check the wheel mounting bolts and wheel nuts for rust. Check around the wheel mounting bolts Warning and wheel nuts for traces of rust fluid. When checking the hydraulic circuit for Check the wheel mounting bolts for pinhole leaks or oil leakage from nozzles, do...
  • Page 75 LM531 Maintenance Remove the oil filler cap. Important When you supply coolant, be sure to mix clean water and antifreeze (long-life coolant), and then pour it into the radiator and reserve tank. Important Tightly close the radiator cap. If the cap is loose or incorrectly installed, the engine will be overheated due to water kx9tif-011 leakage, resulting in engine damage.
  • Page 76 LM531 Maintenance Open the reserve tank cap, and then Characteristics of Hydraulic Oil supply clean water and antifreeze up to ISO Viscosity Grade ISO VG46 the "FULL" mark. 0.873 g/cm Density 15 °C (59 °F) (0.0315 lb/in API Gravity 30.6 Flash Point (Open Cup) 230 °C (446 °F) Pour Point...
  • Page 77 LM531 Maintenance ■ #10121- Danger Loosen the bushing with a wrench Do not drink battery fluid. (included tool) and remove the oil filler If battery fluid enters the mouth or is plug. swallowed, it may result in burns inside the Supply hydraulic oil through the oil filling mouth.
  • Page 78 LM531 Maintenance Add purified water up to the UPPER LEVEL Greasing Points (maximum fluid level line) Grease nipples are installed in the following Tighten the vent plug securely. locations. Add grease every 50 hours of operation. If specified locations, periods and grease are additionally described below, follow the U P P E R L E V E L instructions.
  • Page 79 LM531 Maintenance Pedal shaft fulcrum Mower unit #2 and 3 There are two greasing points. 8bq62b-176 8bq62b-173 Greasing Points_005 Lift arm fulcrum shaft Greasing Points_002 Lift arm fulcrum There is one greasing point on each lift arm There is one greasing point on each lift arm fulcrum shaft (mower arm side) connected to fulcrum (main vehicle side) connected to the the mower unit #1, 4 and 5.
  • Page 80 LM531 Maintenance Pivot Cylinder shaft There are three greasing points. Cylinder shaft #1 Middle between rear wheels There are two greasing points on the cylinder shaft. 8bq62b-181 Greasing Points_008 8bq62b-450 Rear left wheel Greasing Points_011 8bq62b-182 8bq62b-451 Greasing Points_009 Greasing Points_012 Rear right wheel Cylinder shafts #4 and 5 There is one greasing point each on the...
  • Page 81 LM531 Maintenance Reel motor shaft Lubricating Points Apply 2 g (0.004 lb) of MOLY SPEED GREASE NO.2 to the reel mower shaft Apply lubricant at the following locations every mounted on each mower unit every 250 50 hours of operation. hours.
  • Page 82 LM531 Maintenance Mower cylinder #4 and 5 Warning If a cover is removed due to inspection or adjustment, be sure to reinstall it in its original location. Important A slacking or damaged fan belt will cause overheating or lack of battery charge. Adjust or replace the belt.
  • Page 83 LM531 Maintenance Fan Belt Blade Alternator Bolt A Bolt B 10 mm (0.39 in) Adjustment to suitable belt tension force by using sonic type tension meters at a F38DD52C specified point Adjustment of Fan Belt_002 Fan belt Important Blade Perform correct measurement in accordance Alternator with the operations manual of the equipment being used for tension measurement.
  • Page 84 LM531 Maintenance Re-place the drain plug. Replacement Remove the oil filler cap, and then supply Engine new engine oil until the oil reaches a level in between the upper and lower limit lines Replacement of Engine Oil on the oil level gauge. Engine oil quantity is approximately 3.1 dm Warning (3.1 L).
  • Page 85 LM531 Maintenance Make sure that there is no oil leakage at the Replacement of Engine Oil Filter sealing surface of the filter cartridge. Check the engine oil level. Caution If it is low, supply engine oil until it reaches Be careful with hot oil, which could cause the specified level.
  • Page 86 LM531 Maintenance Clean inside of the cup with diesel fuel. The timing for replacing the air cleaner element is described below. Important Replace the air cleaner element in When installed, be careful that it is not accordance with the Maintenance contaminated with dirt or dust.
  • Page 87 LM531 Maintenance Replacement of Coolant LLC concentration Freezing temperature (volume %) Down to -10 °C (14 °F) 20 % Caution Down to -15 °C (5 °F) 30 % Do not touch the radiator or coolant during Down to -20 °C (-4 °F) 35 % engine operation or immediately after the engine has been turned off.
  • Page 88 LM531 Maintenance Remove the reserve tank. Important When you change the hydraulic oil, be sure to drain it into a bowl and discard it in accordance with local laws and regulations. Important If the oil emulsifies or if it becomes even slightly less transparent, change the oil immediately.
  • Page 89 LM531 Maintenance Follow the steps below to remove the old ■ #10121- oil. Loosen the bushing with a wrench Start and run the engine to warm up the (included tool) and remove the oil filler oil. plug. Lower the mower units on a level Supply hydraulic oil through the oil filling surface, and then stop the engine.
  • Page 90 LM531 Maintenance Start the engine, and then after the Replacement of Hydraulic Oil Filter hydraulic oil has warmed up, stop the engine. Replacement of Hydraulic Oil Line Filter ￭ Check underneath the machine for hydraulic oil leakage. Caution Replacement of Hydraulic Oil Suction Filter ￭...
  • Page 91 LM531 Maintenance Install the new suction filter to the intake Replacement of Air Breather Element hose joint fitting. Install the intake hose joint fitting. Caution Be careful with hot oil, which could cause burns if it contacts your skin. #10121- Lower the mower decks on a level surface, and then stop the engine.
  • Page 92 LM531 Maintenance Install the new element. Installing front tires Important Important If the seal washer is damaged, replace it with Tighten the bolts in the tightening order a new one. (diagonally). Install the top cover of the air breather. Important Install the seal washer and tighten the Tighten the wheel mounting bolts on the screw.
  • Page 93 LM531 Maintenance Installing rear tires Important Tighten the bolts in the tightening order (diagonally). Important Tighten the wheel mounting bolts on the specified torque by using a torque wrench. For installing the rear tires, reverse the removing procedure. Storage Long-Term Storage Follow the instructions below for long-term storage of the machine.
  • Page 94 LM531 Maintenance Page 6-28 Storage...
  • Page 95 LM531 Repair Precautions for Repair ......Page 7-2 Adjustment ..........Page 7-2 Adjustment of Brake ......Page 7-2 Adjustment of Parking Brake ....Page 7-3 Adjustment of The Neutral Position of The Piston Pump ....... Page 7-3 Replacement .......... Page 7-4 Replacement of Fuse ......
  • Page 96 LM531 Repair Precautions for Repair Important Make sure that the brake is effective and that Warning it is not applied any longer when you release The chapter "Repair" in this manual describes Adjust the brake whenever there is any practical measures which should be abnormality.
  • Page 97 LM531 Repair After completing the adjustment of the brake, start the engine and drive to check the following. Make sure that heat is not generated in ･ the brake area. Make sure that the brake applies when the ･ brake pedal is depressed. Make sure that the left and right brakes ･...
  • Page 98 LM531 Repair Adjust the neutral position. Replacement Loosen the lock nuts. Replacement of Fuse Rotate the traction adjusting cam slowly until all wheels stop. If the tires move in the direction of ･ Important forward travel, rotate the traction When performing maintenance on the adjusting cam clockwise.
  • Page 99 LM531 Repair Fusible Link Fuse capacities of the fusible links are 30 A and 50 A. A B C D E H I J pkm25s-003 Fuse Box_002 Glow lamp timer Glow lamp 1qgabk-020 Fuel pump Fusible Link_001 Charge lamp, oil pressure (engine oil pressure) Fusible link (30 A) lamp, water temperature gauge, buzzer, hour Fusible link (50 A)
  • Page 100 LM531 Repair Secure the machine with ropes. Towing Front side Towing The Machine in An Emergency If the machine does not travel due to engine trouble, etc., you can move it in the following way: Caution Before restarting the engine, be sure to close the bypass.
  • Page 101 LM531 Repair Depress the brake pedal to release the parking brake. Warning While towing, always keep your foot on the brake pedal to make sure you can depress it at any time to stop. Tow the machine slowly. After towing is completed, close the bypass. Rotate the unload valve 1 to 1.5 turns clockwise to set it to the "Onload"...
  • Page 102 LM531 Repair Page 7-8 Towing...
  • Page 103 LM531 Appended Table Tightening Torques ........Page 8-2 Standard Tightening Torques ....Page 8-2 Principal Tightening Torques ....Page 8-5 Daily Check List ........Page 8-7 Maintenance Schedule ......Page 8-8 List of Adjusted Values ....... Page 8-13 Page 8-1...
  • Page 104 LM531 Appended Table Tightening Torques Important Refer to the Tightening Torque table. Note that the Baroness product warranty may not apply to defects caused by incorrect or overtorque tightening, etc. Standard Tightening Torques Bolts and Nuts Important A number of bolts are used in each part of this machine. Be sure to re-tighten the bolts and nuts, because they may be loosened at the earlier stage of the use.
  • Page 105 LM531 Appended Table General bolt Strength classification 4.8 Nominal diameter tib3yb-001 kgf-cm lb-in 3 - 5 30.59 - 50.99 26.55 - 44.26 7 - 9 71.38 - 91.77 61.96 - 79.66 14 - 19 142.76 - 193.74 123.91 - 168.17 29 - 38 295.71 - 387.49 256.68 - 336.34...
  • Page 106 LM531 Appended Table Hydraulic Hose The tightening torques for union joints and union adaptors with parallel pipe threads (G, PF) are shown in the table below. A union joint or adaptor will not become loose or leak as long as it is tightened by the specified torque.
  • Page 107 LM531 Appended Table Principal Tightening Torques Tightening Torque by Model LM531 Tighten the following bolts and nuts to the torque specified in the table. For thread locking adhesive, apply a medium strength thread locker (ThreeBond 1322 anaerobic adhesive or equivalent). Tightening torque Thread locking Location...
  • Page 108 LM531 Appended Table Tightening torque Thread locking Location Code Part name adhesive kgf-cm lb-in 104 - 1,060.49 - 920.50 - ROPS K0010120402 Bolt, heat-treated M12-40 － 1,366.40 1,186.03 Mower stopper K0041060122 Screw, + flat head M6-12 － － － ○ K0000050202 BOLT, M5-20 25.49...
  • Page 109 LM531 Appended Table Daily Check List LM531 ●・・・Inspect, adjust, supply, clean (first time) ○・・・Inspect, adjust, supply, clean ▲・・・Replace (first time) △・・・Replace Maintenance Item Remarks Check engine oil ○ 　 　 Check fuel ○ 　 　 Check fuel filter 　 ○ 　...
  • Page 110 LM531 Appended Table Maintenance Schedule LM531 ●・・・Inspect, adjust, supply, clean (first time) ○・・・Inspect, adjust, supply, clean ▲・・・Replace (first time) △・・・Replace Maintenance Item Remarks Open valve Open air every cleaner week or evacuator 　 ○ ○ 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 daily in valve to dusty...
  • Page 111 LM531 Appended Table Maintenance Item Remarks Check every hours or Check radiator every 6 hoses and 　 　 　 　 　 　 ○ 　 　 　 　 　 　 　 　 ○ 　 　 　 　 month clamp bands whichev comes earlier Clean water...
  • Page 112 LM531 Appended Table Maintenance Item Remarks Initial 50 hours, thereafte r every Replace hours or engine oil filter 　 　 　 ▲ 　 　 △ 　 　 　 　 　 　 　 　 　 △ 　 　 　 every cartridge year whichev comes...
  • Page 113 LM531 Appended Table Maintenance Item Remarks Replace intake air line (air *1.*2. cleaner hose) 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 △ 　 　 　 and clamp bands Check hydraulic hose 　...
  • Page 114 LM531 Appended Table Maintenance Item Remarks Replace air breather 　 　 　 　 　 ▲ 　 　 　 　 △ 　 　 　 　 　 　 　 　 　 　 　 element Replace 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 △ 　 　 　...
  • Page 115 LM531 Appended Table List of Adjusted Values Slack when applying 98 N (10 kgf) force to the belt at the middle 10 mm (0.39 in) point Adjustment: 200 - 300 N Fan belt (20.39 - 30.59 kgf) Measurement of belt tension by using a sonic type tension meter Replacement: 267 - 361 N (27.23 - 36.81 kgf) List of Adjusted Values...
  • Page 116 LM531 Appended Table Page 8-14 List of Adjusted Values...
  • Page 117 LM531 Records Daily Check Records ......Page 9-2 Maintenance Records ......Page 9-5 Page 9-1...
  • Page 118 LM531 Records Daily Check Records LM531 Use this table freely for your records of the daily check. 　 Model Serial Number 　 　 　 Items 　 　 　 　 　 　 　 　 　 　 　 　 Check engine oil 　...
  • Page 119 LM531 Records 　 Items 　 　 　 　 　 　 　 　 　 　 　 　 Check oil cooler 　 　 　 　 　 　 　 　 　 　 　 　 Check battery 　 　 　 　 　 　 　 　...
  • Page 120 LM531 Records 　 Items 　 　 　 　 　 　 　 　 　 　 　 　 Check water 　 　 　 　 　 　 　 　 　 　 temperature gauge 　 　 Check fuel gauge 　 　 　 　 　 　...
  • Page 121 LM531 Records Maintenance Records LM531 Use this table freely for your records of the maintenance. 　 Model Serial Number 　 　 　 Items 　 　 　 　 　 　 　 　 　 　 　 　 Open air cleaner evacuator valve to 　...
  • Page 122 LM531 Records 　 Items 　 　 　 　 　 　 　 　 　 　 　 　 Check valve 　 　 　 　 　 　 　 　 　 　 clearance 　 　 Check of fuel injection nozzle 　 　 　 　 　...
  • Page 123 LM531 Records 　 Items 　 　 　 　 　 　 　 　 　 　 　 　 Check electrical 　 　 　 　 　 　 　 　 　 　 wiring 　 　 Check wheel 　 　 　 　 　 　 　 　...
  • Page 124 LM531 Records 　 Items 　 　 　 　 　 　 　 　 　 　 　 　 Replace throttle 　 　 　 　 　 　 　 　 　 　 wire 　 　 Replace brake 　 　 　 　 　 　 　 　...
  • Page 125 1-26, Miyuki-cho, Toyokawa-city, Tel : +81 - 533 - 84 - 1390 Head Office Fax : +81 - 533 - 84 - 1220 Aichi-pref, 442-8530 JAPAN LM531---UM--GBZ/25F-00-S.K...