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IHI 15VX Operation Manual

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15VX
15VX
15VX
15VX
15VX
SERIAL NUMBERS:
WR003011-up
PUB. No.1
0711 USA

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Summary of Contents for IHI 15VX

  • Page 1 15VX 15VX 15VX 15VX 15VX SERIAL NUMBERS: WR003011-up PUB. No.1 0711 USA...
  • Page 2 Please understand it. Whenever a question arises regarding your machine, or this publication, please consult your local IHI distributor for the latest available information. 0 – 1...

  • Page 3: Table Of Contents

    CONTENTS Page FOREWORD · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 0 – 1 CONTENTS ·...
  • Page 4 MAINTENANCE Page Maintenance Intervals · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 3 – 1 3 –...

  • Page 5: Safety Information

    SAFETY INFORMATION We offer you basic and important rules and precautions for safe operations. Read, understand, and observe them before starting operation. This is the most essential way to prevent accidents. Wrong operation, inspection, or maintenance can cause personal injury or death. Throughout this manual and on the machine, precautions are provided with marks and classified by the words “DANGER”, ‘’WARNING”, and “CAUTION”...

  • Page 6: Safety

    Periodically check labels and plates containing those tips for damage. If they are damaged, clean or replace them. For replacement, contact your local IHI dealer with their Parts Numbers in the Parts Catalogue. 1-1 GENERAL OBSERVE THE BASICS FOR SAFE AND EFFECTIVE OPERATION.
  • Page 7 If you should ignore them, injury or death may occur. Do not leave what you do not understand as it is. Your IHI distributor is glad to answer any question. If the manual, plate, or label is missing or damaged, contact lHl distributor for replacement.
  • Page 8 SAFETY PERFORM “WALK-AROUND” INSPECTION. Walk around the machine to check safety guards, plates. and other related parts are set in place. Do not attempt to operate the machine when any unsafe condition is detected. NEVER ASSUME ANYTHING GUARANTEED. Never assume that everything is all right at the start of a work day just because it seemed satisfactory at the end of the previous work day.
  • Page 9 SAFETY WATCH FOR UNDERGROUND UTILTIES. Mark the location of underground utilities such as gas lines, sewers, and power lines before any digging operations. If necessary, the utilities should be temporarily discontinued. CHECK THE JOB SITE. ALWAYS check the job site for grade and stability of the ground, ventilation, depth of water and ambient obstructions.

  • Page 10: Mounting And Dismounting

    SAFETY MAINTAIN GOOD VENTILATION. Take a countermeasure to Vent the exhaust gas to the outside to start and operate the engine, in a pit, tunnel, or trench. In such a place, the air trends to stagnate. It is very dangerous to inhale the exhaust gas. Remember, exhaust gas can kill you.

  • Page 11: Before Starting The Engine

    SAFETY 1-3 BEFORE STARTING THE ENGINE FOLLOW THE NEXT PRECAUTIONS. NEUTRAL • Clear all personnel from the machine and the area. • Move all control levers to the NEUTRAL position before starting the engine. • Inspect the condition of the seat belt and m o u n t i n g h a r d w a r e .
  • Page 12 SAFETY 1-5 BEFORE OPERATING THE MACHINE FOLLOW THE NEXT PRECAUTIONS RIGHT AFTER STARTING THE ENGINE. • Clear all personnel from the machine and the area. • Make sure the machine horn and all other warning device are working properly. • Be sure all Windows are clean. •...

  • Page 13: Operating The Machine

    SAFETY 1-6 OPERATING THE MACHINE KEEP EACH OPERATION SECURED FOR SAFETY. Conduct every operation with great care for safety. If you operate the machine roughly, It may cause damage to the machine, degrade the machine performance, and result in serious accidents. OPERATE CONTROL LEVERS IN A WISE WAY.
  • Page 14 SAFETY WATCH FOR OVERHEAD WIRES. DANGER Care must be taken that the boom does not Should contact occur, stay on the machine contact, or even close to, overhead wires. until the boom is cleared or until the current is turned off. Keep all personnel off the Know the maximum height and around of the machine.
  • Page 15 SAFETY NEVER ALLOW ANYONE TO RIDE THE ATTACHMENT OR THE LOAD. NEVER attempt to lift personnel using the attachment since the machine is designed to excavate and move NOT personnel BUT materials. If you lose control of the attachment in such a trial, the personnel will be dropped down, which is likely to occur.
  • Page 16 SAFETY CAREFULLY TRUCK LOADING Load the truck from the rear whenever possible. NEVER swing the load over the truck cab. “High altitude” dumping into the truck is a dangerous practice. Use the bucket wrist action for precise dumping. NEVER dump over truck cab. ALWAYS be sure truck driver is OUT OF TRUCK CAB and clear of the dumping bed when lifting.
  • Page 17 SAFETY TAKE SIGNALS FROM ONE SIGNAL PERSON EXCLUSIVELY. use only signals which are predetermined and common to all personnel. Only one signal person should exclusively direct and give signals to personnel NEVER ALLOW PERSONNEL RIDE ON THE MACHINE OTHER THAN OPERATOR.
  • Page 18 SAFETY PREVENT THE BUCKET FROM HITTING THE DITCH. Be careful that the bucket will not hit the walls of ditch or the bank during swinging operation. This is likely to occur when conducting digging and dumping alternately. Move the bucket slowly. NEVER SWEEP WITH THE BUCKET.
  • Page 19 SAFETY DO NOT OVERLOAD TO CYLINDER. Do not forcefully conduct digging operation beyond the capacity, which may overload any cylinder and open its relief valves. This causes damage to the hydraulic system and machine. NEVER CONDUCT DIGGING OPERATION WITH FALLING FORCE OF MACHINE.
  • Page 20 SAFETY DO NOT CRAWL WITH THE BUCKET. Do not drag the bucket on the ground by crawling. Level the ground with proper equipments in a correct way. UTILIZE THE BLADE FOR DIGGING OPERATION. Use the blade as a stabilizer for digging and follow the next precautions.
  • Page 21 If it is not equipped, flying objects may cause injury or death. The front guard is avoidable as option. Consult your locaI IHI dealer. FOPS (TOP GUARD) PROTECTS AN OPERATOR FROM FLYING OBJECTS. When working underneath cliff or destroying a building with the machine, the top guard shall be equipped.
  • Page 22 SAFETY SECURE FOOTING FOR SAFE OPERATION. Check, that the machine footing is level and firm to avoid the skid or overturn. If you need to operate the machine on the shoulder of a road or a grade. check the ground for levelness and stability prior to operation.
  • Page 23 SAFETY OBSERVE FOOTING AT SWINGING. To avoid tipping of the machine in swinging motion, check the machine footing whether it is level enough or not. OBSERVE PRECAUTIONS ON OPERATION ACROSS TRACKS. Pay attention to avoid turnover of the machine when lowering and swinging the boom from the blade side to either side of the machine at the same time.
  • Page 24 SAFETY REMEMBER OPERATING LIMITS. 1. Ground conditions The, ground should be level and firm for safe operation. If you have to operate the machine on a grade. the machine should be parallel with a grade. Do not have it cross a grade. If you have to operate the machine on a ON GRADE soft or unlevel ground, carefully operate...
  • Page 25 SAFETY LIFT COORDINATOR One person should assume responsibility for coordinating all facets of the lift. He must take into consideration the operator, the machine, other personnel. bystanders and the surrounding area. He must be totally alert to the hazards involved, have in-depth knowledge of proper procedures and exercise good common sense all time.
  • Page 26 SAFETY LIFT THE UNDERCARRIAGE IN A PROPER WAY. Do not lift up the machine excessively or in incorrect direction, which may cause a turnover. In particular, avoid lifting up the machine with the extended arm at an angle with the machine.

  • Page 27: Safe Travel

    SAFETY 1-7 SAFE TRAVEL ALWAYS CHECK THE TRAVEL DIRECTION. ALWAYS check in which direction the superstructure faces before controlling the travel levers. The machine is likely to travel in the opposite direction to your expectation when the superstructure directly faces to the rear.
  • Page 28 SAFETY CAREFULLY GO DOWNHILL. Keep the bucket 200 mm to 300 mm A above the ground while traveling on a grade. When the machine skids or loses its balance, immediately put down the bucket onto the ground and stop travel. Do not travel down in backward direction.
  • Page 29 SAFETY SLOWLY TRAVEL THE MACHINE IN SPECIAL CONDITIONS. Travel slowly when the ground is rough or covered with chunks of rock. Control the travel speed with the engine throttle lever. NEVER cause shocks to the tracks and the machine. POSITION THE DRVIE SPROCKET TO THE RIGHT POSITION.

  • Page 30: Towing

    SAFETY ALWAYS MAKE SLOW TURNS. ALWAYS try to make slow turns as much as possible other than emergency. Sharp turns or standing pivot turns will shorten the machine useful life. Slowly change the travel direction on the unlevel or rough ground. Sharp turns tends to overstress the crawler.

  • Page 31: Safe Transportation

    SAFETY 1-9 SAFE TRANSPORTATION CAREFULLY LOAD AND UNLOAD THE MACHINE. ALWAYS load and unload the machine on the level ground. Use a ramp that has sufficient strength, width, length, and thickness. Remove ice, snow, or slippery material from the ramp and truck deck before loading. NEVER make a turn on a ramp.

  • Page 32: Parking The Machine

    SAFETY 1-10 PARKING THE MACHINE BANKS AND SLOPES NEVER leave the machine on or near any bank which may case. or on the edge of an excavation which might give way. Back the machine away from such areas which it is to be left idle or unattended for more than a brief period.

  • Page 33: Safe Maintenance

    SAFETY 1-11 SAFE MAINTENANCE KEEP ROUTNE MAINTENANCE Maintenance work can be hazardous if not done in a careful manner. All personnel should realize the hazards and strictly follow safe practices. before performing any maintenance or repair work. consult the instruction manual. Before maintenance, stop the engine and do not conduct any operations.
  • Page 34 SAFETY PREVENT CRUSHING OR CUTTING. Before ANY kind of adjustment or service of the machine, stop the engine and do not operate the machine. NEVER fuel or lubricate when the engine is running. NEVER LEAN OUT OF THE WINDOW. Keep your body inside the operator’s cab. The boom may fall down onto you if the boom control lever is accidentally pressed.
  • Page 35 SAFETY PREVENT FIRE OR EXPLOSIONS. Keep away fuel, lubricant. and coolant from any fire or heat. Most of them are very flammable. NEVER place flammable materials or objects close to fire or heat. NEVER SMOKE WHILE REFUELLING. NEVER smoke while refuelling or in a place close to flammable objects.
  • Page 36 SAFETY ALWAYS RELEASE PRESSURE BEFORE DISASSEMBLING HYDRAULIC LINES. Before disconnecting hydraulic fluid lines on a hydraulic machine, be sure you. • Place boom on the ground or have it supported. • Shut off engine. • Always release any pressurized air on hydraulic tank.
  • Page 37 SAFETY BE CAREFUL TO ROTATING AND MOVING PARTS. Do not come close to all rotating or moving parts such as a fan belt. Do not allow any object to come near moving parts. It will be repelled and thrown out, which may cause personal injury.

  • Page 38: Warning Signs And Labels

    SAFETY 1-12 WARNING SIGNS AND LABELS There are several specific safty signs on your machine. Their exact location and description of the hazard are reviewed in this section. Please take the time to familiarize yourself with these safety signs. Wake sure that you can read all safety signs. Clean or replace these if you cannot read the words or see the pictures.
  • Page 39 SAFETY Illustrated Recommended Illustrated Recommended symbol expantion symbol expantion Sign indicates a hazard of being crushed or run over by unexpected mo bing of stopped machine. Lower working device to locke position and remove engine key with you before Read manual before operation, leabing machine.
  • Page 40 SAFETY Illustrated Recommended Illustrated Recommended symbol expantion symbol expantion Sign indicates an electrical hazard from handing the cable. Read manual for safe and proper handing. • Part No.: D405 363 00 Sign indicates a burn hazard from spurting hot water or oil if radiator or hydraulic tank is uncapped while hot.

  • Page 41: Operation

    OPERATION 2-1 NOMENCLATURE 31 30 (1) Bucket (12) Fuel Tank (23) Rotary Joint (2) Bucket Link (13) Muffler (24) Guide Plate (3) Arm Link (14) Engine (25) Control Valve (4) Tooth (15) Radiator and Oil Cooler (26) Track Roller (5) Bucket Cylinder (16) TOPS Canopy (27) Swing Drive (with motor) (6) Arm...

  • Page 42: Controls And Instruments

    OPERATION 2-2 CONTROLS AND INSTRUMENTS ELECTRONIC MONITOR PANEL (1) Engine Oil Pressure (7) Light Switch (14) Travel Lever Warning Lamp (8) Engine Start Switch (15) High Speed Travel Pedal (2) Charge Warning Lamp (9) Horn Switch (16) Blade Lever (3) Heat Indicate Lamp (10) Control Shut-Off Lever (17) Boom Swing Pedal (4) Fuel Level Gauge...

  • Page 43: Before Starting The Engine

    OPERATION ELECTRONIC MONITOR PANEL 1. MONITOR LAMPS Engine Oil Pressure Warning Lamp When warning lamp comes on and the action alarm sounds with the engine running, stop the engine. This indicates insufficient oil pressure. Check the engine oil level and have any necessary repairs made before starting the engine.
  • Page 44 OPERATION 2. GAUGES and METER Fuel Level Gauge It indicates the amount of in the fuel tank. Add fuel immediately when the gauge indicates the Green level is in the E range. F : The fuel tank is full. E : Fuel level is too low. Water Temperature Gauge This indicates the engine coolant temperature.
  • Page 45 OPERATION 3. SWITCHES Light Switch LIGHT Push down on the [ ] marked of the switch to turn the light on. Push down on the blank half of switch to turn the working light off. Engine Start Switch CAUTION If the the engine does not start after 10 seconds, return the key to OFF and wait for two minutes before returning it to START.
  • Page 46 OPERATION 4. MACHINE CONTROLS Control Shut-off Lever (Left Levere) (for all hydraulic activation contorols) CAUTION To mounting and dismounting the machine, be sure to put the shut-off lever in the LOCKED position. If the lever is in the UNLOCKED position, upper structure can swing and can result personal ocked injury.
  • Page 47 OPERATION Right Operating Lever [ Bucket and boom controls ] Hold 1. Boom Lower: Move the lever forward to lower the boom. Boom Bucket Lower Dump 2. Boom Raise: Move the lever rear to raise the boom. Boom Raise Bucket 3.
  • Page 48 OPERATION Travel Lever CAUTION Forward Travel * Normal traveling is when the drive sprocket are under the rear of the machine. Blade are under the front of the cab. Reverse traveling Reverse is when the cab is over the sprockets. Both Travel the directional and traveling functions will be reversed.
  • Page 49 OPERATION Blade Lever CAUTION The blade falls with its self-weight if pushing this Blade lower lever to forward when the engine stops. Be careful. Blade raise Blade raise : Move the lever back to raise the blade. Blade lower : Move the lever forward to lower the blade.
  • Page 50 OPERATION SEAT BELT CAUTION ALWAYS fasten the seat belt while operating the machine. Before operating the machine, be sure to inspect the seat belt and mounting for excessive wear and damaged. Replace if damaged. 1. Confirm that the seat belt (1) is not twisted and put it into the buckle (2) securely.
  • Page 51 OPERATION 2-3 BEFOPE STARTING THE ENGINE The following items should be checked each day before start- up or the start operations. Walk-Around Inspection Inspect the loose bolts, trash build up, oil or coolant leaks, broken or worn parts. Inspect the condition of the attachments and the hydraulic components.

  • Page 52: Starting Engine

    OPERATION 2-4 STARTING ENGINE Once the pre-start inspection has been completed, the engine may be started. Starting at Normal Temperature CAUTION Engine throttle lever If the the engine does not start after 15 seconds, return the key to OFF and wait for 15 seconds before returning it to START.

  • Page 53: Jumper Cable Starting

    OPERATION 2-5 JUMPER CABLE STARTING WARNING 4. Connect POSITIVE (+) jumper cable (red) P O S I T I V E ( + ) c a b l e t e r m i n a l o f Battery gives off flammable fumes that can discharged battery.

  • Page 54: After Starting The Engine

    OPERATION 2-6 AFTER STARTING THE ENGINE CAUTION speed. Run the engine for about five minutes while intermittently holding the Keep engine speed low until the engine oil bucket control lever in the bucket dump pressure warning lamp goes out. If does not go out within 10 seconds, stop the position.

  • Page 55: Backhoe Operation

    OPERATION 2-8-1 BACKHOE OPERATION Shown lever pattern A (ISO) type operations. OPERATIONS DIRECTION OF LEVER DIRECTTON OF MACHINE Lower Raise Operating Raise lever (R.H.) BOOM Lower Dump BUCKET Operating lever (R.H.) Dump Operating lever (L.H.) Swing Swing right left Swing right Swing left...
  • Page 56 OPERATION 2-8-2 BACKHOE OPERATION Shown lever pattern (F), SXtandard Backhoe Loader System. OPERATIONS DIRECTION OF LEVER DIRECTTON OF MACHINE Raise Lower Raise BOOM Operating Lower lever (R.H.) Dump BUCKET Operating lever (R.H.) Dump Operating lever (R.H.) Swing Swing right left Swing right Swing...
  • Page 57 OPERATION OPERATIONS DIRECTION OF LEVER DIRECTTON OF MACHINE Unlocked position Swing R.H. Boom swing pedal Boom BOOM SWING Swing R.H. Swing L.H. Locked position Swing L.H. Always locked pedal when is not in use. Lower Raise BLADE Raise Blade lever Blade Lower 2 –...

  • Page 58: Operating The Special Attachments And Actuators

    * Select a hydraulic breaker. a wrecking fork and special actuators, etc., witch are applicable to the machine body. Consult your local IHI dealer to select a special attachment and an actuator. Precautions on use of special attachment and actuator.
  • Page 59 OPERATION 2. DOUBLE ACTION OPERATION Unlocked A port Wrench Fork and Others Controls Actuate B port CAUTION Actuate ALWAYS set the marked (–) in horizontal position. If the marked ( I ) of the valve is set in Locked vertical position, the B port of the double action does not function efficiently.

  • Page 60: Traveling The Machine

    OPERATION 2-10 TRAVELING THE MACHINE STRAIGHT TRAVEL WARNING * Be sure no one is working on or near the machine to prevent injury. Keep the machine under control at all times to prevent injury. * Before control levers, confirm which direction the track frame faces. * Always travel with sprockets under the rear of the machine.
  • Page 61 OPERATION STEERING CONTRTROL WARNING * Be sure no one is working on or near the machine to prevent injury. Keep the machine under control at all times to prevent injury. * Before control levers, confirm which direction the track frame faces. * Always travel with sprockets under the rear of the machine.
  • Page 62 OPERATION HIGH SPEED TRAVEL CAUTION High speed travel Do not change travel speed ranges while going (Push down) High speed downhill. travel pedal NEVER high speed travel on a grade or loading and unloading the machine. When control shut-off lever is locked, does not shift to high speed travel.

  • Page 63: Crawler Extention / Retraction

    OPERATION 2-11 CRAWLER EXTENSION/RETRACTION This machine is equipped with the spanner mechanism (crawler extension / retraction mechanism). Take the following procedure. 1. Jack up the main unit. Set the blade to the rear and jack up the main unit with the working device and blade cylinder till the crawler is off from the ground to extend or retract the crawler easily.

  • Page 64: Towing

    OPERATION 2-12 TOWING WARNING * Personal injury or death could result when towing a disabled machine incorrectry. * Follow the recommendations below, to properly perform the towing procedure. * Never use the towing hook at the rear axle to tow the machine. * During towing operation, NEVER allow anyone between the towing machine and the towed machine.

  • Page 65: Liftingthe Machine

    OPERATION 2-13 LIFTINGTHE MACHINE WARNING Improper lifting or tie downs can allow load to shift and cause injury or damage. * Use proper rated cables and slings for lifting. Lifting cables should have sufficient length to prevent contact with machine. * Position crane for level machine lift.

  • Page 66: Loading And Unloading The Machine

    OPERATION 2-14 LOADING AND UNLOADING THE MACHINE WARNING * Choose as flat ground as possible for loading the machine. * When using loading ramps, be sure there is adequate length, width, firmness and slope. * To prevent the machine from slipping while loading 9r Shtf6ng transit, remove ice, snow or other slippery material from the loading ramps and the truck bed before loading.

  • Page 67: Precaution On Use Of Rubber Track Shoe

    OPERATION 2-15 PRECAUTION ON USE OF RUBBER TRACK SHOE CAUTION The rubber track shoe may be damaged or worn faster depending on working conditions. Perform working operation properly according to working site conditions and machine operation. Cracked Structure of Rubber track Shoe rubber The right illustrates the structure of rubber track shoe.

  • Page 68: Boom Lowering With The Engine Stopped

    4. After making sure that the front implement has lowered completely on to the ground, install the (front) lock nut 5. Make any necessary repairs placing the excavator back into service. NOTE: For further information, contact your IHI dealer. Boom raise relief valve 2 – 28...

  • Page 69: Parking The Machine

    OPERATION 2-17 PARKING THE MACHINE At the end of a day’s work, following steps should be observed as the established machine shut-down procedure: Machine Stopping Park on a level surface, if necessary to park on a grade, block the tracks securely. 1.

  • Page 70: Maintenance

    MAINTENANCE MAINTENANCE INTERVALS Check Point Item Page When Required Tracks Check and Adjust Tension 3 – 4 Track Check Rubber Shoes 3 – 5 Fuses Replace 3 – 6 Fusible Link Replace 3 – 6 Battery Clean and Check Electrolyte Level 3 –...

  • Page 71: Lubrication Chart Maintenance And Checks

    MAINTENANCE 3-1 LUBRICATION CHART MAINTENANCE AND CHECKS The interval of lubrication, maintenance and check is the maximum interval indicated by the hour meter. It should be shortened in service operating conditions. Check intervals Initial period Every Every Every Every Check points Check items of use After Daily 1000...
  • Page 72 MAINTENANCE 3-2 RECOMMENDED LUBRICANT TABLE REFILL CHANGE LUBRICANT LOCATIONS CAPACITIES INTERVALS VISCOSITIES (APPROXIMATE) API, Class CD Cold Regions Max. 250 Hrs. SAE20 3.8 liter API, Class CD Initial oil Diesel Engine General SAE30 Min. change 2.1 liter 50 hours API, Class CD Tropical Regions SAE40...

  • Page 73: When Required Maintenance And Checks

    4. Move the tracks forward and reverse. 5. Check the the amount of track sag again and adjust as necessary. Grease nipple If the correct adjustment cannot be obtained, consult your IHI dealer. Check valve (Width across flat: 24 mm) 3 – 4...
  • Page 74 30 mm length, * If is necessary to repair or replace it, or over 8 mm depth. consult your IHI dealer. Replacement is recommended when lug is 5 mm 1. Height of lugs or less high.
  • Page 75 MAINTENANCE WHEN REQUIRED FUSES The fuse box is located on the front of the instrument panel. Fuses will protect the electrical system from damage caused by overloaded circuits. Replace fuses with the same type and size only. Otherwise, electrical damage can result. Change a fuse, have the circuit checked and repaired.
  • Page 76 MAINTENANCE WHEN REQUIRED BATTERY MAINTENANCE WARNING * Battery give off flammable fumes that Indicator can explode. * Do not smoke when observing the battery electrolyte levels. * Electrolyte is an acid and can cause personal injury if it contacts skin or eyes.
  • Page 77 MAINTENANCE WHEN REQUIRED CHANGE THE BUCKET CAUTION * Bucket pins, when struck with force, can fly out and injure nearby persons. Make sure the area is clear of people when driving bucket pins. * Wear protective glasses when striking a bucket pin to avoid injury to your eyes. * Chips or other debris can fly off objects when struck.
  • Page 78 MAINTENANCE WHEN REQUIRED REPLACE THE TEETH AND SIDE CUTTERS WARNING * Personal injury or death can result from bucket falling Over use * Block the bucket before changing bucket Change tooth or side cutter. Adoptor Rubber pin lock Replacement Period of Tooth Tooth Replace the bucket tooth when a wear hole appears.

  • Page 79: Daily Maintenance And Checks

    MAINTENANCE DAILY 3-4 DAILY MAINTENANCE AND CHECKS Check the Engine Oil Level CAUTION * Check the oil level with the engine stopped. DO NOT check the oil level with engine running. * DO NOT overfill the crankcase to avoid engine damaged. Engine damage can result. * NEVER operate the engine when oil level is above MAX or MIN marks.
  • Page 80 MAINTENANCE DAILY Hydraulic Oil Level CAUTION * Always clean around fill plug before removing. * DO NOT OVER FILL. * DO NOT OPERATE the machine when oil level is above FULL or ADD marks. 1. Place the machine on level ground and lower Bucket position at the time of checking the hydraulic oil level.
  • Page 81 MAINTENANCE DAILY Water Sedimenter Maintenance intervals : • Check Level: Daily • Drain the Water and Sediment : When the float floated up to the bottom of the filter in the sedimenter. WARNING Fuel leaked or spilled onto hot surfaces Water sedimenter cancause a fire.
  • Page 82 MAINTENANCE DAILY Walk-Around Inspection Inspect the operator’s compartment for cleanliness. Keep it clean. Inspect the loose bolts, Tighten any loose bolts. Repair if necessary.. Inspect any cracks in boom and arm pivot area and cylinder mounting brackets. Repair if damaged. Inspect attachment cylinders, linkage and bucket for damage or excessive wear.

  • Page 83: Hours Maintenance And Checks

    MAINTENANCE 50HOURS 3-5 50 HOURS MAINTENANCE AND CHECKS First perform previous service hour items FUEL TANK Drain the Water and Sedirnent NOTE: Before draining the water and sediment, Fill plug be sure to fill the tank with fuel. Strainer The drain valve located under the fuel tank. 1.

  • Page 84: Hours Maintenance And Checks

    MAINTENANCE 250HOURS 3-6 250 HOURS MAINTENANCE AND CHECKS First perform previous service hour items ENGINE OIL AND FILTER Change the Oil and Filter CAUTION * Hot oil and components can cause personal injury. Do not allow hot oil or components to contact skin.
  • Page 85 MAINTENANCE 250HOURS Service the Filter Elements CAUTION * Service the air cleaner if indicated the red signal in the dust indicator with the engine running at high idle. * Service the air cleaner only with the engine stopped to prevent engine damage. * Do not clean the filter elements by bumping or tapping them.
  • Page 86 MAINTENANCE 250HOURS 4. Clean the inside of the cleaner housing service cover NOTE: Clean the seal tube in the cleaner housing. Dust on the seal tube causes dust leak. 5. Primary element can be cleaned with compressed air 200 kPa (2 kgf/cm ) maximum.
  • Page 87 MAINTENANCE 250HOURS Change the Secondary Element CAUTION * Always replace the secondary filter element. NEVER attempt to reuse it by cleaning. Secondary element * The secondary filter element should be replaced at the time the primary element is serviced for five time. Replacement: When replaced the primary Cleaner housing element with the secondary element.
  • Page 88 MAINTENANCE 250HOURS Clean the Fuel Filter Element WARNING * Hot oil and components can cause personal injury. * Fuel leaked or Spelled on to hot surfaces can cause a fire. The fuel filter is located rear of the engine. 1. Stop the engine. 2.
  • Page 89 MAINTENANCE 250HOURS Fan and Alternator Belt WARNING Bolt Adjust plate * Hot components can cause personal injury. * Stop the engine and remove the start switch key. Inspect Stop the engine. Inspect the belt for wear and cracking. To check the belt tension, Push the belt inward by hand apply 98N (10kg) force midway between the pulleys.
  • Page 90 MAINTENANCE 500HOURS 3-7 500 HOURS MAINTENANCE AND CHECKS First perform previous service hour hems Check the Fixed BoltTorque When loosened bolt or nut is found at daily check, tighten it with torque specifications table. 1. Special torque specifications Special tighten is applied for main bolts as illustrated below.
  • Page 91 MAINTENANCE 500HOURS Change the Retum Filter CAUTION Fill plug * Hot oll and components can cause personal injury. Do not amow hot oil or components to contact the skin. * At operating temperature, the hydraulic tank is hot and can be under pressure, * To relieve the pressure from the hydraulic tank, loosen the oil fill plug on the hydraulic...
  • Page 92 Oil level / fill plug increased abnormauy, tt is necessary to check the oil seal of the travel motor. If the seal is leaking, contact a IHI dealer. 1. Position one travel dhve with oil drain plug the bottom. 2. Remove the oil level/fill plug Oil should be to the bottom of the level plug opening.

  • Page 93: 1000 Hours Maintenance And Checks

    MAINTENANCE 1000HOURS 3-8 1000 HOURS MAINTENANCE AND CHECKS Change the Travel drive Oil 1. Position one travel drive with drain plug the bottom. 2. Remove drain plug and oil level/fill plug Allow the oil to drain into a container. Travel reduction NOTE: Dispose drained material according to local regulation.
  • Page 94 MAINTENANCE 1000HOURS Change Hydraulic Oil and Clean the Strainer CAUTION * Hot oil and components can cause personal injury. Do not allow hot oil or components to contact the skin. * At operating temperature. the hydraulic tank is hot and can be under pressure. * To relieve the pressure from the hydraulic tank, loosen the oil fill plug on the hydraulic...
  • Page 95 MAINTENANCE 1000HOURS 10. F i l l t h e h y d r a u l i c t a n k w i t h o i l . S e e Recommended Lubricant Table. 11. Start and operate the engine at idling speed for 2~3 minuets.

  • Page 96: Years Maintenance And Checks

    MAINTENANCE 2YEARS 3-9 2 YEARS MAINTENANCE AND CHECKS COOLING SYSTEM COOLANT WARNING Radiator cap * At operating temperature, the engine coolant is hot and under pressure. * Steam can cause personal injury. * Change the coolant only after the engine has been stopped and radiator cap is cool enough to touch with your bare hand.
  • Page 97 MAINTENANCE 2YEARS 12. Maintain the coolant level to the fill port neck. 13. Replace the cap gasket if the gasket is damaged. Install the radiator cap 14. Maintain the coolant level between the MAX and MIN marks on the reserve tank. Clean the Outside of the Radiator Core Upper limit When the radiator core is clogged, the cooling air...

  • Page 98: Unusual Operating Conditions

    MAINTENANCE UNUSUAL 3-10 UNUSUAL OPERATING CONDITIONS Special problems in maintenance and which can freeze in the fuel lines and operation are caused by unusual conditions block the fuel flow to the engine. To such as extremes in heat, cold and humidity, minimize this possibility, keep the tank as high altitude, salt water, and dusty or sandy full as is practical during cold weather.
  • Page 99 MAINTENANCE UNUSUAL 5. Special attention must be given to the the problem, drain and flush the system hydraulic oil during very cold weather. and refill with fresh coolant (50% solution of ethylene glycol) and a corrosion CAUTION inhibitor. BEFORE attempting any working operations, warm up the hydraulic oil as Allow the engine to cool before draining described in “After Starting the Engine...
  • Page 100 MAINTENANCE UNUSUAL 1. Keep sand and dust out of the hydraulic 1. Make frequent inspections for rust and system by keeping the reservoir filler cap corrosions and remove them as soon as tight and servicing the hydraulic system they are detected. Dry and paint exposed filters frequently.

  • Page 101: Long Term Storage

    MAINTENANCE 3-11 LONG TERM STORAGE Before Storage To protect the cylinder rods, set the machine position in the right illustration. (To prevent the cylinder rods from being rusted ) To store the machine from long term, follow the next procedures. Bucket position at the time of •...

  • Page 102: Trouble Shooting

    TROUBLE SHOOTING 4-1 TROUBLE AND REMEDY Detect the occurrence of anything unusual in its early stages by well getting hold of the normal performance and condition of the machine while at daily operation. When detecting anything unusual, investigate the cause, and make the repair. When keeping the operation continue by neglecting anything unusual, it is in danger of relating with further big trouble.

  • Page 103: Hydraulic System Diagram

    HYDRAULIC SYSTEM DIAGRAM 5-1 HYDRAULIC SYSTEM DIAGRAM Boom Swing Swing Travel Right Blade Spanner Travel Left Boom Bucket Brake Brake Valve Valve Brake Valve Rotary Joint For high speed travel shift Control valve solenoid valve Hydraulic tank Return filter To remote Engine control Yanmar...

  • Page 104: Electrical System Diagram

    ELECTRICAL SYSTEM DIAGRAM 6-1 ELECTRICAL WIRING SYSTEM DIAGRAM SIDE BOX AV3 R Timer AV3 RB (A) B BR ACC R Key switch AV3 R AV3 R AV5 BR AV2 BW AV1.25 AV2 BY YB (A) Current limitter Boom RY (A) RG (D) light Glow lamp relay...

  • Page 105: Specifications

    SPECIFICATIONS 7-1 GENERAL SPECIFICATIONS BASE MACHINE PERFORMENCE –1 Swing speed Travel speed km / h 2.1 / 4.0 Gradability % (deg.) 58 (30) ENGINE Engine model – YANMAR 3TNV70 4cycle, water cooled, Engine type over-head, valve, swirl-combustion chamber No. of cyl.– bore × storoke 3 –...
  • Page 106 SPECIFICATIONS BUCKET : Std. applicable : Applicable × : Not applicable Bucket capacity Combinations Side Number Weight cutter ISO(m Remarks Remarks Std. Long width (kg) teeth (mm) Heaped Struck × 0.044 0.034 Standard General digging 0.022 0.017 OPT. Ditch digging Long arm 0.033 0.022...

  • Page 107: Overall Dimensions

    SPECIFICATIONS 7-2 OVERALL DIMENSIONS Unit: mm ADD Weight Codes Description Rubber shoe Steel shoe Rubber shoe Steel shoe Crawler shoe width Overall length of crawler 1570 1540 1570 1540 Overall width of crawler 960~1280 960~1280 960~1280 960~1280 Canopy Canopy 2280 2280 2280 2280...
  • Page 108 SPECIFICATIONS 7-3 WORKING RENGE OFFSET DIGGING WORKING RANGE R1270 Front-end min radius (at left boom swing) 1090 1100 R1280 Front-end min radius (at right boom swing) 7 – 4...

  • Page 109: Working Renges

    SPECIFICATIONS WORKING RANGE (BACK HOE) Long arm Std. arm Unit: mm Description Std. arm Long arm Std. of bucket capacity (m3), ISO Heaped 0.044 0.033 Max. digging radius 3760 3990 Max. bucket outreach at ground level 3660 3910 Max. digging depth(Not used blade) 2100 2350 Radius of max.
  • Page 110 MANUFACTURER IHI Construction Machinery Limited 3174 Showa-machi, Kanazawa-ku, Kanagawa-prefecture JAPAN 15VX MINI EXCAVATOR PUBLISHED, NOVEMBER 2007 IHI CONSTRUCTION MACHINERY LIMITED JAPAN...

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