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5 – 1

HYDRAULIC SYSTEM DIAGRAM

5-1 HYDRAULIC SYSTEM DIAGRAM

Tank level capacity
19 liters
Total system volume
23 liters

Pump flow rate (Max.):
P1 ; 17.2 liter/min
P2 ; 17.2 liter/min
P3 ; 12.0 liter/min

The service ports use
the flow shared by the
P2 and P3 pumps.

Relief valve set pressure

Code

Name

Pressure

MPa

kgf/cm

MR1

Main relief valve P1 Pump

20.6

210

MR2

Main relief valve P2 Pump

20.6

210

MR3

Main relief valve P3 Pump

18.1

185

OR1

Overload relief valve (Boom)

24.5

250

OR2

Overload relief valve (Arm)

24.5

250

OR3

Overload relief valve (Bucket)

24.5

250

OR4

Overload relief valve (Blade)

20.6

210

SWR

Swing relief valve

15.2

155

RER

Remote control relief valve

6.9

Boom

wing

Travel

ight

Travel Left

Blade

Arm

Boom

Bucket

otary

Joint

Brake

Valve

Brake

Valve

Brake

Valve

For high speed

travel shift

solenoid valve

Main pump
(variable p gear)

emote

control pump

To remote
control
valve

eturn filter

Oil cooler

Hydraulic tank

ontrol valve

uction strainer

Boom

wing

Blade

ervice

Arm

ravel (

)

ravel (

)

ravel (L)

Boom

Bucket

wing

panner

Engine

anmar

3TNV70

Содержание 15VX

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

Страница 2: ...y understood at first repeat reading it until abilities as an operator are obtained and developed for proper operation Further abilities as an operator outside of descriptions in this manual can be ob...

Страница 3: ...TION 2 1 Nomenclature 2 1 2 2 Controls and Instruments 2 2 2 3 Before Starting the Engine 2 11 2 4 Starting Engine 2 12 2 5 Jumper Cable Starting 2 13 2 6 After Starting the Engine 2 14 2 7 Break in O...

Страница 4: ...ce and Checks 3 15 3 7 500 hours Maintenance and Checks 3 20 3 8 1000 hours Maintenance and Checks 3 23 3 9 2 years Maintenance and Checks 3 26 3 10 Unusual Operating Conditions 3 28 3 11 Long Term St...

Страница 5: ...for predicting every kind of danger in all operating conditions It is the owner or user of the machine who is responsible for ALWAYS paying attention to operate the machine as well as reading and und...

Страница 6: ...danger that you may encounter during operation 1 1 GENERAL OBSERVE THE BASICS FOR SAFE AND EFFECTIVE OPERATION The operator s knowledge skills and experience are the most important to utilize the mac...

Страница 7: ...or for replacement OPERATOR SHOULD BE IN GOOD HEALTH Operator should be physically and mentally alert which is one of the best insurance against an accident NEVER operate the machine under the influen...

Страница 8: ...day just because it seemed satisfactory at the end of the previous work day Before beginning each days operation thoroughly inspect the entire excavator for signs of vandalism MAKE A WORK PLAN Prior...

Страница 9: ...e ground ventilation depth of water and ambient obstructions Avoid operating your equipment too close to an overhang Since this machine is not provided with anti explosion design NEVER use it inside a...

Страница 10: ...rilling or cutting can weaken the structure and reduce the protection it provides A damaged ROPS TOPS can not be repaired it must be replaced 1 2 MOUNTING AND DISMOUNTING CAREFULLY MOUNT AND DISMOUNT...

Страница 11: ...n parts Fasten the seat belt if equipped securely Adjust the operator s seat to be able to depress the pedal completely 1 4 STARTING THE ENGINE Fasten the seat belt Adjust the operator s seat ALWAYS s...

Страница 12: ...ected immediately report it CONDUCT WARM UP BEFORE OPERATION It is ESSENTIAL to conduct warm up operation after starting the engine in order to run the hydraulic fluid smoothly The pumps may squeak be...

Страница 13: ...ALWAYS consider the machine capacity and take a time to clear problems in the best way OBSERVE THE NEXT PRECAUTIONS FOR SAFE OPERATlON Do not read Do not drink Do not eat Do not be distracted If you...

Страница 14: ...y require a greater distance for safety Treat all lines as energized NEVER LEAVE LOAD SUSPENDED IN THE AIR NEVER leave the load suspended in mid air when the machine is out of service or you have to l...

Страница 15: ...OR THE LOAD PROVIDE ADEQUATE TAILSWING CLEARANCE Confirm that there is a sufficient clearance around the machine for swinging operation The operator tends to be unconscious of the area behind the mac...

Страница 16: ...TRUCK CAB and clear of the dumping bed when lifting ALWAYS OBSERVE THE BUCKET AND LOAD ALWAYS watch the moving bucket or load carefully Moving bucket or load without care may cause injury to personne...

Страница 17: ...personnel NEVER ALLOW PERSONNEL RIDE ON THE MACHINE OTHER THAN OPERATOR Only operator is authorized to be on the machine during operation Never let unauthorized personnel ride on the machine CAREFULLY...

Страница 18: ...wear on the boom arm and bucket DO NOT MOVE THE ATTACHMENTS TO THE EXTREME ENDS OF THE STROKE If the rod is extended to the stroke end of the cylinder the shock applies a large force to the cylinder w...

Страница 19: ...machine MEASURE DEPTH OF WATER AND CHECK CONDITIONS OF RIVERBED BEFORE FORDING Before fording measure the depth of water and check the riverbed for holes bumps and any dangerous condition by followin...

Страница 20: ...at an angle to the ground or touches the ground partially it may be damaged or loose its balance To avoid this level the ground first Do not use the blade to excessively raise the tracks Lower the bla...

Страница 21: ...s option Consult your local lHl dealer THE FRONT GUARD PROTECTS AN OPERATOR FROM FLYING OBJECTS THE FRONT When braking materials with the machine and objects are likely to fly from the front the front...

Страница 22: ...prior to operation BE CAREFUL TO PREVENT TURNOVER The operating radius should be as small as possible when using the heavy bucket and swing the boom slowly to prevent a turnover Also watch for buried...

Страница 23: ...he width of each track is shorter than its length stability is poorer over side than on the blade side On a grade operate the machine slowly with the retracted arm in a reduced working radius OBSERVE...

Страница 24: ...erious accidents like a turnover 2 Use of attachment c When using the longer arm great care should be taken If tends to reduce the machine stability and limits the bucket size Slowly operate the machi...

Страница 25: ...fting capacity in excavators is usually determined by hydraulic and structural fitness not tipping load Before making a list ALWAYS consult the load rating chart in the operator s cab Stay within the...

Страница 26: ...racks either parallel with or at right angle with the machine POSITION THE ARM VERTICALLY Do not try to lift up the front end of the tracks with the arm cylinder or bucket cylinder fully extended Posi...

Страница 27: ...n the alert for overhead obstacles and be sure there is adequate side clearance when traveling Get the assistance of the man on the ground when clearances cannot be ascertained from the operator s pos...

Страница 28: ...the ground and slowly travel When traveling uphill or on a slope keep the boom on the uphill side of the machine NEVER STEER ON A GRADE NEVER steer on a grade or unstable ground which causes a turnov...

Страница 29: ...el with the drive sprocket to rear Keep the drive sprocket to rear in long travel in particular If you position tt to front wear at the lower structure will be enhanced UTILIZE MATS AT A SPECIAL JOB S...

Страница 30: ...by itself a wire rope should be attached to the rear axle and the machine should be towed by a towing machine NEVER attach the wire rope to the towing hook at the rear axle which causes damage to the...

Страница 31: ...g and unloading NEVER LOAD AND UNLOAD THE MACHINE WITHOUT RAMPS TO PREVENT TURNOVER NEVER lift up the machine using the boom to load and unload the machine on and out of the truck This is very dangero...

Страница 32: ...ARK THE MACHINE ON A GRADE If you have to park the machine on a grade ALWAYS lower the bucket and the blade onto the ground and block the machine OBSERVE PRECAUTIONS WHEN PARKING THE MACHINE ON THE RO...

Страница 33: ...ontrols should be TAGGED the tag should be removed only by someone who is aware of the circumstances and who can assure that it is safe to do so ALWAYS CLEAN THE MACHINE Maintain the machine clean for...

Страница 34: ...ab The boom may fall down onto you if the boom control lever is accidentally pressed If the window is missing or broken replace immediately SUPPORT THE UNDERCARRIAGE WHEN WORKING UNDER TRACKS NEVER al...

Страница 35: ...ter handling Battery acid will burn skin eat holes in clothing and cause blindness if splashed into eyes If you spill acid on yourself flush skin immediately with lots of water Apply baking soda to he...

Страница 36: ...that lines pipes and hoses are in good condition before starting the engine Fluid escaping from a small hole can be almost invisible Use a piece of cardboard or wood instead of your hands to search f...

Страница 37: ...he engine is running or right after the engine is stopped lf the cap is open the very hot steam will blow out which causes serious burns Wait until the coolant temperature goes down Slowly open the fi...

Страница 38: ...re that you can read all safety signs Clean or replace these if you cannot read the words or see the pictures When cleaning the labels use a cloth water and soap Do not use solvent gasolin etc You mus...

Страница 39: ...crush hazard by rotation of upper structure of the machine Keep away frrom swing area of machine Part No D406 269 00 e Read manual before operation maintenance disassembly assembly and transportaion P...

Страница 40: ...n the tool box do not use warning tag Part No D405 323 00 k Sign indicates an electrical hazard from handing the cable Read manual for safe and proper handing Part No D405 363 00 l Sign indicates a bu...

Страница 41: ...e 15 Radiator and Oil Cooler 16 TOPS Canopy 17 Air Cleaner 18 Return Filter 19 Battery 20 Hydraulic Tank 21 Hydraulic Pump 22 Travel Drive with motor 23 Rotary Joint 24 Guide Plate 25 Control Valve 26...

Страница 42: ...Gauge 6 Service Hour Meter 7 Light Switch 8 Engine Start Switch 9 Horn Switch 10 Control Shut Off Lever 11 Left Operating Lever 12 Right Operating Lever 13 Engine Throttle Lever 14 Travel Lever 15 Hi...

Страница 43: ...il pressure Check the engine oil level and have any necessary repairs made before starting the engine d Charge Warning Lamp This indicates a malfunction in the electrical charging system If the light...

Страница 44: ...s While running the engine with out load and low idling warming up The Green range is the normal operating temperature The Red range indicates overheating If the gauge indicate red range reduce machin...

Страница 45: ...to the OFF position to stop the engine ON Turn the key clockwise to active the electrical System The key will return to the ON position when released from the START position START Turn the key to the...

Страница 46: ...position This makes all hydraulic activation controls operable 11 Left Operating Lever Swing and arm controls 1 Arm Out Move the lever forward to move the arm out 2 Arm In Move the lever back to move...

Страница 47: ...lose the bucket 5 Hold When the lever released from any position the lever will return to hold center position Boom or bucket movement will stop Two Functions may be performed at the same time by movi...

Страница 48: ...travel levers rear to move the machine reverse direction Refer to Traveling the Machine section of this manual 15 High Speed Travel Pedal NEVER high speed travel on a grade or loading and unloading t...

Страница 49: ...the ground stop the engine and then make adjustment Seat Adjustment Seat position can be adjusted forward or backward and seat back tilt Select the desired position to allow full pedal and lever trave...

Страница 50: ...eat 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 2 Adjust the seat belt length according to y...

Страница 51: ...area and cylinder mounting brackets Repair if damaged Refer to Walk Around Inspection in the Maintenance Section Lubrication Perform the daily lubrication as required by the Lubrication Chart Pre star...

Страница 52: ...low the starter to cool for seconds before cranking again 6 Release the switch key after the engine starts 7 Move the engine throttle lever to position LOW to allow the engine to warm Starting In Cold...

Страница 53: ...Move all controls to HOLD Stop the engine on boost machine 3 On stalled machine turn the start switch key to OFF Turn of all accessories WARNING 4 Connect POSITIVE jumper cable red POSITIVE cable term...

Страница 54: ...e minutes while intermittently holding the bucket control lever in the bucket dump position Operate the bucket control lever for 10 to 15 seconds and then return the control lever HOLD position to ten...

Страница 55: ...CTTON OF MACHINE BOOM BUCKET ARM SWING When leaving the operator s seat stop the engine lower the bucket and the blade on the ground Lower Operating lever R H Raise Operating lever L H Out In Operatin...

Страница 56: ...R DIRECTTON OF MACHINE BOOM BUCKET ARM SWING When leaving the operator s seat stop the engine lower the bucket and the blade on the ground Lower Operating lever R H Raise Out Operating lever R H In Op...

Страница 57: ...CTION OF LEVER DIRECTTON OF MACHINE BOOM SWING BLADE Swing R H Swing L H Boom swing pedal Unlocked position Locked position Raise Lower Blade lever Swing R H Boom Always locked pedal when is not in us...

Страница 58: ...eded be sure to lock the pedal dby lock lever eto the LOCKED position 2 9 OPERATING THE SPECIAL ATTACHMENTS AND ACTUATORS If equipped Select a hydraulic breaker a wrecking fork and special actuators e...

Страница 59: ...ERATION USED FOR POWER PORT WORKS The engine cannot be started if the power port is ON locked status with the pedal depressed Be sure to set the pedal at the neutral position before starting the engin...

Страница 60: ...de enough to provide sufficient ground clearance 4 Control right and left travel levers e as follows Forward Direction Travel Move the both travel levers eforward to move the machine forward The machi...

Страница 61: ...Left Turn Move the right lever c forward to travel forward and left and move it rear to travel reverse and left pivoting on the left track Pivot Right Turn Move the left lever dforward to travel forw...

Страница 62: ...down slopes rather then sideways whenever possible Do not travel across a grade by all means Avoid changing the direction of travel on a slope which could result in tipping or side slipping of the ma...

Страница 63: ...extension Push the lever forward Crawler retraction Pull the lever backward Extend or retract the crawler on a level ground without an obstacle Extension or retraction is possible without jacking up...

Страница 64: ...line angle to a minimum Do not exceed a 30 angle from the straight ahead position 1 If the machine sinks down on a soft ground and cannot crawl up by itself a wire rope should be attached to the rear...

Страница 65: ...hine with the boom swing pedal 4 Stopthe engine 5 Instau the cables to the two lifting eyes on the blade with shackles Install the cable to the lifting eye on the boom of the center with shackle 6 Ins...

Страница 66: ...uck bed before loading NEVER operate the high speed travel switch when loading the machine on a trailer or loading lamps Perform warm up the machine before loading and unloading under cold weather Do...

Страница 67: ...ive tension increases travel resistance which prevents proper travel force and speed it also causes damages and extreme wear at undercarriage as well as overextension of the rubber track shoe 2 To pre...

Страница 68: ...r the hydraulic system disabled 1 Remove the floor cover under the operator s station floor 2 Remove the lock nut d of the boom raise relief valve located inside the control valve c 3 Slowly loosen ad...

Страница 69: ...mperature are expected each crawler frame should be cleaned of mud and dirt and the machine parked on wood planks Engine Stopping 1 Operate the engine at LOW IDLE for five minutes This gives the engin...

Страница 70: ...ours Engine Coolant Interval given applies only to initial period of use Break in Check and Adjust Tension Check Rubber Shoes Replace Replace Clean and Check Electrolyte Level Change Bucket Check Oil...

Страница 71: ...ank Drain water and Sediment Check oil level H z e Hydraulic tank Drain water and sediment Wash and clean strainer f Return filter Change filter z z Change engine oil E z z Change fuel filter z g Engi...

Страница 72: ...iter Upon Each occasion Travel Drives 0 33 liter 1000Hrs API Class CD Each SAE30 Lubricate Swing Bearing EP2 Lithium the Fitting Attachment pins etc Grease Note 1 Oils in the hydraulic fluid columns m...

Страница 73: ...s In case of steel shoes approximately 30 to 50 mm Track Tightening 1 Add grease through check valve fitting c until the correct track tension is reached 2 Move the tracks forward and reverse to equal...

Страница 74: ...age replace it with brand new one 3 Break of Steel Cords When break of steel cord is detected replace it immediately If you leave it as it is the rubber track shoe can be break without expectation whi...

Страница 75: ...fuse includes the fuse amperage c Fuel pump Control shut off and Travel speed shift solenoid 10 amps d Horn Cigeret lighter and Cab dome light 20 amps e Front light 20 amps f Monitor Radio Heater and...

Страница 76: ...sible If battery is out of use for a long time it must not be allowed to run down completely The battery should be given a small recharge sufficient to bring it back to fully charged state about every...

Страница 77: ...the arm into the hole A and the link into the hole B with pins 4 InstaII a stopper bolt to each pin securely 5 Adjust the bucket clearance 6 Move the O rings for sealing into the regular position 7 Lu...

Страница 78: ...stall the new rubber pin into the tooth 4 Install the new tooth over the adaptor 5 Drive the lock pin through the tooth until the pin is flush with the tooth surface NOTICE After driving the lock pin...

Страница 79: ...ary 4 Remove the oil fill plug d and add oil Clean and install the oil fill plug c 5 Close the access door Check the Coolant Level Steam generated by hot fluid under pressure in radiator can cause per...

Страница 80: ...ze the hydraulic tank refer to Change Hydraulic Oil section Fill Fuel Tank Fuel can be added to the tank by removing the fill cap on top of the fuel tank Do not remove strainer in the fill port when f...

Страница 81: ...egulations 5 Clean the inside surfaces of the body f and bowl d 6 Clean the filter e 7 Inspect the O ring f on bowl Replace them if they are worn or damaged 8 Install a filter eto the body Install a s...

Страница 82: ...mage or excessive wear Repair if damaged Inspect and remove any trash build up in the engine compartment Inspect the cooling system for leaks faulty hose and trash built up Correct any leaks and remov...

Страница 83: ...into suitable container NOTE Always dispose of drained fluids as established by local regulations 3 Close the drain valve Lubrication Perform the 50 hours lubrication as required by the Lubrication Ch...

Страница 84: ...ove the used filter d by the filter wrench Clean the filter housing base 5 Apply a light coat of engine oil to the gasket of the new filter 6 Install the new filter by hand When the seal contacts the...

Страница 85: ...r when indicated the red signal in the dust indicator Replacement After cleaning five times after one year or damaged pleats or seals 1 Stop the engine 2 Release the three latches and remove the servi...

Страница 86: ...h dust seen inspect if there are foreign substances on the inside and outside of the housing seal tube 7 Install a clean primary element d Install and secure the service cover c with the valve g at th...

Страница 87: ...2 Remove the secondary element f from the air cleaner housing e Cover the engine intake opening 3 Clean the inside of the air cleaner housing e and service cover c Remove the covering from the intake...

Страница 88: ...f 8 Install cup e Tighten ring nut d 9 Turn the fuel stop lever c to the opened ON position NOTE Do not start the engine until all fuel system service is completed Priming the system There should be...

Страница 89: ...lt inward by hand apply 98N 10kg force midway between the pulleys Correctly adjusted belt will deflect 10mm Adjust 1 To adjust the belt loosen mounting bolt c and d 2 Move the alternator in or out as...

Страница 90: ...Tighten point Wrench size Thread size Tighten torque metrie mm N m c Travel drive Bar 8 M10 55 d Sprocket Bar 8 M10 55 e Lower roller 19 M12 108 f Swing bearing 19 M12 108 g Swing motor Bar 10 M12 10...

Страница 91: ...he fiPter base d NOTE This is a cartridge type element It cannot be reused 5 Coat the gasket f of new finer with clean hydraulic oil 6 Install the new finer e by hand When the seal contacts the base t...

Страница 92: ...is completed 9 There should be enough fuel in the system to allow the engine to start Keep the engine start switch key at ON for a period of 20 seconds which operates the fuel pump and priming automat...

Страница 93: ...plugs 4 lnstall drain plug c 5 Fill the travel drive to bottom of level plug opening 6 Install oil level fill plug d 7 Perform procedure on the other travel reduction 8 Start the engine and allow the...

Страница 94: ...al pressure from the hydraulic tank by loosening the fill plug c 3 Clean area thoroughly to keep dirt out of strainer cover unit d and fill plug c 4 Remove the oil drain plug e Drain oil into a contai...

Страница 95: ...Maintain the oil level between FULL and ADD marks on the level gauge j 15 Pressurize the hydraulic tank Raise the boom with the arm boom and bucket cylinder fully extended Remove the fill plug c and t...

Страница 96: ...3 Open the radiator drain valve d and allow the coolant to drain into a container 4 Remove the drain plug e allow the coolant to drain into a container Drain plug is located under the injection pump...

Страница 97: ...will maintain the machine free from coolant exchange for 2 years through summer and winter seasons The Long Life Coolant is therefore recommended for use with this machine when exchanging its coolant...

Страница 98: ...system component found to be defective 2 Condensation in the fuel tank contaminates the fuel supply with water which can freeze in the fuel lines and block the fuel flow to the engine To minimize this...

Страница 99: ...coolant will most often be corrected by SLOWLY adding coolant while the engine is running at FAST IDLE Should this fail to correct the problem drain and flush the system and refill with fresh coolant...

Страница 100: ...to the deteriorating effects of salt moisture or both To protect exposed metallic surfaces wiring paint and other items keep them dry and well lubricated where salt or high humidity are encountered Fo...

Страница 101: ...Store the battery after move the negative terminal and covering it or dismounting the battery from the machine Lock the control levers and pedals with the lock lever and pedal lock During Storage If y...

Страница 102: ...valve Clogging foreign material Poor adjustment of shoes belt tension Poor pump Poor motor or brake valve Poor control valve Lack of lubricating swing bearing Poor cushion valve Poor brake valve Poor...

Страница 103: ...250 OR2 Overload relief valve Arm 24 5 250 OR3 Overload relief valve Bucket 24 5 250 OR4 Overload relief valve Blade 20 6 210 SWR Swing relief valve 15 2 155 RER Remote control relief valve 6 9 70 Boo...

Страница 104: ...R W Y B R R W Y B BW L B GW A B C D A B A B C D C D A B AV3 L 1 25RL RL A RL B YW GR Ciger lighter 1 25B 1 25B 1 25B RY B RY C Antena Gr 1 25RY RG A RG E GB RG F RG B RG C LB LR GW BW AV2 GY B B B B...

Страница 105: ...bustion chamber No of cyl bore storoke mm 3 70 74 Total piston displecement L 0 854 Rated output kW min 1 10 5 2300 DIN6271 10 4 2300 Max torpue N m min 1 51 8 1600 Fuel L 20 Hydraulic Oil level L 19...

Страница 106: ...g Std Long Remarks Remarks Heaped Struck teeth arm arm 0 044 0 034 430 4 38 Standard General digging 0 022 0 017 250 2 25 OPT Ditch digging Long arm 0 033 0 022 350 3 32 OPT Ditch digging 0 055 0 038...

Страница 107: ...980 980 980 E Canopy 2280 2280 2280 2280 F Rear end swing radius 650 650 720 720 G Rear end ground clearance 460 460 460 460 H Mini ground clearance 175 175 175 175 I Overall length of undercarriage...

Страница 108: ...CATIONS 7 7 3 WORKING RENGE OFFSET DIGGING WORKING RANGE 5 5 840 835 615 610 450 150 355 360 650 1090 R1270 Front end min radius at left boom swing a 1100 b a 8 0 R1280 Front end min radius at right b...

Страница 109: ...ng depth Not used blade 2100 2350 D Radius of max digging depth 1680 1680 E Max digging height 3610 3810 F Radius of max digging height 1740 1900 G Max dumping height 2560 2760 H Radius of max digging...

Страница 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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IHI 15VX, Руководство по эксплуатации

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