IHIMER 9VXE Original Instructions Manual Download Page 87

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MAINTENANCE

9VXE EN

3-18

Hydraulic System Diagram

Relief valve set pressure

Pressure

Code

Item

MPa

kgf/cm

psi

MR1

Main relief valve P1 Pump

16.2

165

2347

MR2

Main relief valve P2 Pump

16.2

165

2347

OR1

Overload relief valve (Boom)

18.6

190

2702

OR2

Overload relief valve (Arm)

18.6

190

2702

SWR

Swing relief valve

6.9

996

Swing

Boom swing

Travel right

Travel left

Blade

Arm

Boom

Bucket

Brake

Rotary

joint

Control valve

Return filter

Hydraulic oil tank

Suction strainer

Motor

Main pump

Crawler/blade

Travel
speed

Crawler extend/retract

Brake

Pump flow rate (Max.):
P1:

11.1

L/min

P2:

11.1

L/min

Summary of Contents for 9VXE

Page 1: ...m Original instructions operating instructions operating instructions operating instructions operating instructions mini excavator 9VXE serial numbers from n EA09 0010 06 12 06 12 06 12 06 12 R00 R00 R00 R00 cod 2032807005 ...

Page 2: ......

Page 3: ...AWLER EXTENSION RETRACTION OPERATION 2 18 BLADE OPERATION 2 19 BOOM SWING OPERATION 2 19 SWING OPERATION 2 20 TRAVELING 2 21 WORK INSTRUCTIONS 2 24 PRECAUTIONS FOR WORKS 2 25 PRECAUTION ON USE OF RUBBER SHOE 2 28 PTO POWER TAKE OFF FOR SPECIAL ATTACHMENT USE 2 31 TOWING 2 34 TRANSPORT 2 35 LIFTING THE MACHINE 2 37 MAINTENANCE 3 1 PERIODIC REPLACEMENT OF THE IMPORTANT PARTS 3 1 MAINTENANCE INTERVAL...

Page 4: ...YSTEM 3 28 ENGINE 3 29 ELECTRIC SYSTEM 3 30 ELECTRIC SYSTEM DIAGRAM 3 32 TIGHTEN BOLTS 3 35 HANDLING IN COLD WEATHER 3 37 LONG TERM STORAGE 3 38 SPECIFICATIONS 4 1 SPEED AND GRADEABILITY 4 1 ENGINE 4 1 MASS 4 1 CAPACITY 4 1 BUCKET 4 2 DIMENSIONS 4 3 WORKING RANGE 4 4 WORKING RANGE FOR OFFSET DIGGING 4 5 ...

Page 5: ...the machine Contact our dealer immediately if you lose or damage this manual See the Operation Manual of the Engine for the engine If you hand over this machine to any third party this manual should also be handed over to it The specifications of the machine may be improved and differ from descriptions of this manual Please contact our dealer if you have some problems or questions ...

Page 6: ...N 0 2 MACHINE NUMBER The machine No and engine No are marked at the positions shown below WB C010010 MODEL 9VX3 SERIAL NO MODEL 2TNV70 PIK ENGINE NO WB C010020 MODELL SERIAL No MODELL ENGINE SERIAL No 9VXE 2TNV70 PIKX ...

Page 7: ...DIRECTION The front rear right and left directions of the machine are determined based on the orientation when the driver is seated on the operator seat with the blade frontward as shown below WB C010030 Blade Front Rear Right Left ...

Page 8: ...FOREWORD 9VXE EN 0 4 This page is intentionally left blank ...

Page 9: ...t observed Such accidents may be avoided by paying careful attention in advance This manual describes the basic safety instructions to be observed in daily operation inspection and maintenance of the machine Observe these instructions carefully for safety Check the safety with great care for any other matters not described in this manual ...

Page 10: ...9VXE EN ...

Page 11: ... serious injury This safety alert symbol and signal word indicates a potentially hazardous situation which if not avoided could result in death or serious injury This safety alert symbol and signal word indicates a potentially hazardous situation which if not avoided could result in minor or moderate injury or serious damages of the machine NOTICE This signal word indicates a potentially hazardous...

Page 12: ...rk only after discussing with the person in charge at the site Wear proper working clothes For the sake of safety during working wear clothes that match your body Always wear required protective items such as protective cap protective goggles reflective clothing safety shoes and ear protection as required Watch for underground utilities Mark the location of underground utilities such as gas lines ...

Page 13: ...sition and usage of the fire extinguisher Install the ROPS canopy We recommend that the ROPS canopy should be installed to avoid accidents which may result in injury if a machine with a canopy should fall down Carefully mount and dismount the machine Always use steps and handholds to mount and dismount the machine Hold the handholds with both hands and face the machine keeping a contact with at le...

Page 14: ...wn you may be thrown out of the operator s seat or pressed under the machine Such an accident may result in serious injury or death Sit on the operator s seat and fasten the seat belt all the time while operating the machine Clear all personnel from the machine and area Be sure to barricade the job site to prevent entry of the unauthorized Confirm that there is no one around the machine before sta...

Page 15: ...nnel Do not swing above the truck cab If you swing the bucket above the truck cab the driver may be injured by dropped soil and sand or the bucket contacting the truck cab Do not swing the bucket above the truck cab when loading soil and sand Provide adequate tailswing clearance Confirm that there is a sufficient clearance around the machine for swinging operation The operator tends to be unconsci...

Page 16: ...r touch the shovel to give a warning to the workers around the machine Do not put on the step when you get off the shovel Jump down onto the ground Maintain good ventilation Diesel engine exhaust contains products of combustion which may be harmful to your health Always start and operate the engine in a well ventilated area If in an enclosed area vent the exhaust to the outside Do not dig near the...

Page 17: ...manual Careful If the machinery is not flattened out it is possible instability that can cause an overturning In order to avoid that utilize always short harness to prevent an excessive load of oscillation The repeated use of machine for lifting is ruled by laws in force concerning lifting equipments subject according with national law Hydraulic circuit of arm must be equipped by a safety device a...

Page 18: ... it may cause the machine to slide and fall over To prevent such accidents only travel up and down the slope at a right angle Do not steer on the slope Avoid changing the direction on a slope which could result in tipping or side slipping of the machine When it is inevitable to change the direction carry it out in a hard ground where the slope is gradual Travel on the slope Keep the bucket at as l...

Page 19: ...m the ramp board and truck deck before loading Never swing the machine on a ramp board Otherwise it may fall down Never load or unload the machine without ramp board Never load or unload the machine by jacking up the attachment Otherwise the machine may fall down Precautions at transportation Apply stoppers in front of and behind the crawlers Apply wire ropes to the machine body and attachment and...

Page 20: ...tective goggles and protective cap before starting work Put the maintenance signboard Put the Maintenance signboard on an easy to see position of the operation lever in order to prevent any other person from touching the machine carelessly Never perform maintenance of the moving machine Lower the bucket onto the ground and stop the engine to prevent an accident of being crushed or caught by the ma...

Page 21: ...Never watch the check valve when adjusting crawler shoes Never watch the check valve when servicing the crawler shoes Position yourself not to be splashed with grease Grease used to adjust the crawler shoes is highly pressurized and can cause serious injury or death Carefully read and understand the maintenance procedure for shoe adjustment Never perform maintenance with engine running Touching ro...

Page 22: ...ecting a hydraulic line Precautions for high pressure oil It is very dangerous if the high pressure oil enters your skin or eyes If oil enters your skin immediately go to the doctor and get medical attention Precautions for battery When maintaining the electrical system or carrying out welding remove the lead connected to the negative terminal of the battery The battery can generate flammable gase...

Page 23: ...AND LABELS There are several specific safety signs on your machine Make sure that you can read all safety signs Clean or replace these if you cannot read the words View A View D View C View B Put into the pocket on the back of the seat ...

Page 24: ... Sign indicates a hazard of being crushed or run over by unexpected moving of stopped machine Lower working device to ground move safety lever to lock position and take engine key with you before leaving machine 4 Electric power lines D405 506 00 Sign indicates an electrocution hazard if machine is brought too near electric power lines Keep a safe distance from electric power lines ...

Page 25: ...es a crush hazard by rotation of upper structure of the machine Keep away from swinging area of machine 8 Keep away from machine D405 668 00 Sign indicates a hazard of being hit by the working device of the machine 9 Burn hazard D405 503 00 Sign indicates a burn hazard from spurting hot water or oil if radiator or hydraulic tank is uncapped while hot Allow radiator or hydraulic tank to cool before...

Page 26: ... adjuster that could cause injury Read manual before adjusting track for safe and proper handling 12 Danger D405 323 00 Operation prohibition during inspection and servicing Hang this sign on the control lever during inspection and servicing not to allow any other worker to start the engine or operate the machine ...

Page 27: ...9VXE EN OPERATION This section describes the proper operation procedures of this machine Always look to the safety and observe the given operation instructions and cautions to carry out works safely ...

Page 28: ...9VXE EN ...

Page 29: ...r 25 Engine 4 Bucket cylinder 15 Crawler extension cylinder 26 Radiator 5 Arm 16 Slide pad 27 Battery 6 Boom 17 Shoe adjusting device 28 Hydraulic pump 7 Arm cylinder 18 Front idler 29 Fuel tank 8 Boom cylinder 19 Blade cylinder 30 Boom swing cylinder 9 Control valve 20 Blade 31 Return filter 10 Operator s seat 21 Crawler shoe 32 Hydraulic oil tank 11 Swing unit 22 Air cleaner Right Rear Left Fron...

Page 30: ...ter temperature warning lamp 11 Throttle lever 3 Engine oil pressure warning lamp 12 Travel lever 4 Hour meter 13 Travel speed select pedal 5 Light switch 14 Blade crawler operation lever 6 Engine key switch 15 Blade crawler select lever 7 Horn switch 16 Boom swing pedal 8 Operation lock lever 17 Operator s seat 9 Left operation lever ...

Page 31: ...the engine and check the cooling system and the cooling water level after the cooling water temperature lowers 3 Engine oil pressure warning lamp This lamp turns on if the lubricating oil pressure lowers while the engine is running Stop the engine and check the lubrication system and lubricating oil quantity if this lamp turns on while the engine is running 4 Hour meter The accumulated operation t...

Page 32: ... The key may be inserted and drawn out at this position All electric system switches are off and the engine stops ON run The electric system is powered on and the warning lamp turns on Keep the switch at this position while the engine is running START start Set the switch to this position to start the engine Release the fingers from the key immediately after the engine starts The key returns to th...

Page 33: ...OCK position Set the operation lock lever to the UNLOCK position when starting work The machine may move in an unexpected way and a serious accident may result if you touch the operation lever carelessly in the condition where the operation lock lever is not set at the LOCK position Stop the engine and set the operation lock lever to the LOCK position before leaving the machine Note that boom swin...

Page 34: ...al position automatically and operation stops Simultaneous operation Turn the lever diagonally to operate the arm and swing simultaneously 10 Right operation lever Use this lever to operate the boom and bucket Boom raise Pull the lever backward Boom lower Push the lever forward Bucket dig Turn the lever to the left Bucket dump Turn the lever to the right Stop Release your hand from the lever The l...

Page 35: ...the blade in the front position If the blade is at the rear position the traveling directions are contrary to the lever operations Check if the blade is in the front or rear position before operating the travel levers 13 Travel speed select pedal Do not travel the machine at the high speed when loading it on a truck or traveling on a steep slope The travel speed changes into the high speed when yo...

Page 36: ...n with this lever Blade operation Push down the lever Crawler operation Pull up the lever 16 Boom swing pedal Swing the boom with this pedal Open the pedal cover to the unlock position Boom swing left Step on the left side of the pedal Boom swing right Step on the right side of the pedal Protect the pedal with the cover to disable pedal operation when boom swing operation is not needed WB C210160 ...

Page 37: ...he neutral position 4 Insert the key into the engine key switch 2 Turn it to the ON run position and make sure of the following The engine oil pressure warning lamp 3 and battery charge warning lamp 4 are lit continuously it is normal if the engine oil pressure warning lamp and battery charge warning lamp turn off when the engine starts Push the light switch 5 and make sure that the front light is...

Page 38: ...ails to start return the key to the OFF position wait for 30 seconds and try to start the engine again Starting in Cold Seasons Preheat the engine with the glow plug in cold seasons to make it easy to start the engine 1 Set the throttle lever 1 to the middle speed 2 Turn the key counterclockwise and keep it at the HEAT preheat position for about 4 seconds The engine oil pressure warning lamp and b...

Page 39: ...mal machine 3 Connect the clip of the booster cable black to the terminal of the normal machine Connect the other clip to the upper frame of the machine in trouble Starting engine 1 Make sure that the cable clips are connected to the battery terminals and upper frame firmly 2 Start the engine of the normal machine and keep the engine running at high revolution 3 Start the engine of the machine in ...

Page 40: ...eat cycles of moving the bucket lever to the digging or dumping position for 10 to 15 seconds and keeping it at the neutral position for about 10 seconds for five minutes to raise the hydraulic oil temperature if the hydraulic oil temperature is low 3 Then repeat all operations including swinging traveling and moving the attachment three to five times to warm up all devices Do not carry out high s...

Page 41: ...ucket onto the ground with its bottom horizontal 3 Lower the blade onto the ground 4 Set the gate lock lever to the locked position Stopping engine 1 Idle the engine for five minutes or so to lower the engine temperature 2 Set the engine key switch to the OFF stop position to stop the engine 3 Pull out the key from the engine key switch Inspection and locking after engine stops 1 Check each part f...

Page 42: ...ently 2 Do not run the machine with heavy loads or at high speed Run the machine at about 80 of the maximum engine revolution 3 Do not apply the full load to the machine The adequate load is 80 or so Do not run the machine by force 4 Do not start accelerate or stop the machine quickly or change the direction quickly 5 Do not apply shocks such as quick stopping of the boom when lowering it to the m...

Page 43: ...tern B Pattern F 1 Boom raise Boom raise Arm in 2 Boom lower Boom lower Arm out 3 Bucket dig Bucket dig Bucket dig 4 Bucket dump Bucket dump Bucket dump 5 Arm in Swing left Boom raise 6 Arm out Swing right Boom lower 7 Swing left Arm out Swing left 8 Swing right Arm in Swing right Check the action of each operation lever and movement of the machine before starting work in order to prevent accident...

Page 44: ...elow that indicates the operation system of the machine is stuck at the top of the lever stand on the operator s seat side Operation mode Operation mode plate Pattern AB AB select type D40773300 D40773300 STOP Pattern A D40773400 D40773400 STOP Pattern F D40773500 D40773500 STOP ...

Page 45: ...on the front of the lever stand and re assemble the reach rods 2 The operation system changing plate is stuck on the inside of the lever stand front cover 3 Lower the attachment onto the ground and stop the engine before re assembling the reach rods D40538200 WB C210280 Pattern A positions Pattern B positions Pattern A Pattern B Operation system changing plate Pattern A positions Pattern B positio...

Page 46: ...n a flat place with no obstacles The crawlers may be extended or retracted without jacking up the machine body However if there are obstacles on the ground on the side of the crawlers the resistance increases and may hinder crawler extension or retraction The crawlers may retract slightly during operation due to leakage from the hydraulic circuit Extend them to the stroke end occasionally with the...

Page 47: ...lock position before starting operation Step on the right or left position of the boom swing pedal to operate the boom Right boom swing Step on the right side of the pedal Left boom swing Step on the left side of the pedal WB C210170 WB C210340 Put the pedal cover on the pedal and lock it when boom swing is not carried out Blade crawler operation lever Lower Raise Lower Blade Pedal cover Unlocked ...

Page 48: ...ever to the right Swing left Turn the lever to the left Return the lever to the neutral position to stop swinging Do not let any persons enter the swinging range Check the safety around the machine before swinging Right swing Left swing WS C200110 WB C210350 Left swing Left operation lever Right swing ...

Page 49: ...in height that allow smooth traveling without hitting them 4 Operate the right and left travel levers as shown below Forward Push both travel levers forward to move the machine forward The machine always moves toward the blade when the travel levers are pushed forward Backward Pull back both travel levers to move the machine backward The machine always moves toward the sprocket when the travel lev...

Page 50: ...the machine forward Pull it back to turn the machine backward 2 Pivot turn to the right Use the left travel lever 2 in the same way Spin turning when blade is in front of machine Drive the right and left crawlers in the reverse directions to change the direction without traveling the machine 1 Spin turning to the left Push the right travel lever forward and pull back the left lever 2 Spin turning ...

Page 51: ...radeability of this machine is 30º 58 2 Travel up or down a slope at the low speed 3 Travel up a 15º or more slope in the posture shown on the right 4 Reduce the engine speed and operate the travel levers slowly when traveling down a 15º or more slope Move down the slope in the forward traveling posture as shown on the right Lower the bucket onto the ground to stabilize the machine if it becomes u...

Page 52: ...nd bucket link Improve the digging work efficiency making use of these angles properly In digging pull the arm to dig with the bucket Raise and lower the boom to adjust the depth Ditching Place the machine along the ditch direction and travel it backward with the progress of ditching Loading After digging raise the boom swing and load soil onto the dump truck Gutter Digging It is possible to dig g...

Page 53: ...inder stroke end At the stroke end of the cylinder the bucket moves faster Thus operate the bucket slowly with care not to allow soil and sand to drop When the cylinder is moved to the stroke end large forces are applied to the cylinder piston and the service life is shortened Give some margins to the cylinder in works Hammering is prohibited Never use the bucket instead of picks or for hammering ...

Page 54: ...n digging work If a single side of the blade contacts the ground the blade may be damaged Pay attention to the blade when digging deep ditches The cylinder may hit against the blade Thus the boom cylinder may contact with the blade when digging a deep ditch Be very careful in operation Works in damp grounds Place mats or the like to protect the footing in advance when carrying out works in damp gr...

Page 55: ... river Do not go into water deeper than the allowable water depth The machine may sink little by little if the ground is soft Pay great attention to the footing in work If the bucket is dipped in water for long grease the pins around the bucket sufficiently until used grease oozes out The engine may get wet with water and the radiator fan may be broken if the machine climbs a steep slope when goin...

Page 56: ...stain tension iron core to support it and covering rubber to them If a crack reaches the steel cord it may be rusted and cut off by moisture When any crack is detected immediate repair is essential Please contact your local IHI distributor Cautions while working and traveling Do not travel or work on rocky site This causes damage of the lug and breakage of the steel cord Do not travel or work on r...

Page 57: ...ravel or work while spanning a ditch This causes damage of the lug and breakage of the steel cord Do not forcibly press soil while rubber shoes are slipping Slipping of the rubber shoes promotes wear of the lugs Do not travel over high heat locations Do not travel over place subjected to high heat such as bonfires or steel plate under scorching heat This causes serious abrasion or damage and break...

Page 58: ...If fuel hydraulic oil and paint should adhere to the rubber shoes wipe it away quickly Wash away with water after working in locations with a large salt content Salt can cause the iron core to rust or peel Always keep proper tension on the shoe If the rubber shoe is slack it may damage the rubber shoe or cause them to come off the rollers This causes damage and slipping off of the shoe WC C201030 ...

Page 59: ...rn the valve tap 3 with the key CH13 included and move the signal in the indicated position If valve sign is as shown in the return pressure becomes higher and the hammer does not work correctly Keep ALWAYS sign in position as shown 3 Move the pedal 1 to working operation 4 Step on front side of pedal to operate hammer Step the pedal in neutral position to stop it 5 Step the pedal in neutral posit...

Page 60: ...t 5 Step the pedal 1 in neutral position and close the cover to block it when we do not use the pedal Make sure that the stop limit of the pedal is adjusted as shown in the figure in the case of new assembly of the pedal or in case of passage from single to double acting effect Adjust height of stop limit 2 in order that the pedal 1 touches head of screw when is in neutral position and avoiding ev...

Page 61: ...er 2 depressed and set the lock lever 1 to the lock position to supply compressed oil continuously Compressed oil is supplied through the power port now Start and stop power port operation with the control valve of the hydraulic device actuator The engine may fail to start if the lever 2 is set to the ON position Be sure to set the lever to the OFF position when the power port is not used B port R...

Page 62: ...ne if it enters a muddy place and cannot escape from it by itself Never use the pulling hook for light objects to pull the machine itself 1 Start the engine 2 Pull the machine at the low speed Do not use the travel speed change over pedal 3 Move the travel lever in the travel direction slowly when towing starts Put a patch at the corner in contact with the wire rope to prevent the wire rope from b...

Page 63: ...ange the direction on the ramp boards It is very dangerous Move down from the ramp boards once and change the direction The center of gravity moves quickly at the border of the truck and the ramp boards Travel the machine slowly Warm up the machine sufficiently before loading or unloading it in cold seasons 1 Apply the brake of the truck securely Apply blocks to the tires to fix the tires 2 Adjust...

Page 64: ...et fully Lower the attachment onto a wooden block etc 3 Stop the engine and pull out the key from the engine key switch 4 Apply stopper blocks to the front and rear positions of the crawlers 5 Apply wires to the crawler frame and bucket and fasten them to the platform of the truck If wire ropes are applied to the rubber shoes directly when fixing the machine the rubber shoes may be damaged Put pat...

Page 65: ...blade at the rear position 2 Raise the blade to the highest position 3 Raise the boom to the highest position and fold the arm and bucket fully 4 Make the boom straight if it has swung to the right or left 5 Fasten wire ropes to the lifting holes at the back of the boom using the shackle 6 Stop the engine and get off the machine 7 Fasten the wire ropes to the lifting holes at both ends of the blad...

Page 66: ...OPERATION 9VXE ENG 2 38 ...

Page 67: ...OPERATION 9VXE ENG 2 39 This page is intentionally left blank ...

Page 68: ...maintain the machine performances for long and prevent damages and troubles in advance This section describes the proper maintenance procedures of this machine Carry out maintenance safely and properly in accordance with the instructions described below ...

Page 69: ...9VXE EN ...

Page 70: ...mp 1 Fuel pump Fuel filter 1 Fuel filter Inlet of injection nozzle 1 Return of injection nozzle Fuel filter 1 Fuel hose Fuel filter Fuel tank 1 Every 2 years Radiator hose upper 1 Radiator hose lower 1 Coolant hose Radiator Sub tank 1 Every 2 years Hydraulic pump Control valve 2 C V Boom cylinder 4 C V Arm cylinder 4 C V Bucket cylinder 4 C V Boom swing cylinder 4 C V Blade cylinder 4 C V Swing mo...

Page 71: ...intenance interval Maintenance point Maintenance work Daily 50h 150h 250h 500h 1000h 1500h 2000h Irregular Attachment Boom swing Blade Swing bearing Greasing Ring gear Grease See the LUBRICATE THE GREASE section for details Bucket tooth Replace Bucket Bucket Replace Rubber shoe Check wear deterioration Crawler Shoe tension Check and adjust Check oil leak Check oil qty refill Reduction gear Travel ...

Page 72: ...oil Clean the tank Suction strainer Clean Return filter Replace cartridge First time Hydraulic devices Check oil leak Hydraulic system Hydraulic equipment Check oil leak Check oil qty refill Engine oil Change First time Lubrication system Oil filter Replace First time Check oil qty refill Fuel tank Drain water Check Water separator Clean Replace element Fuel filter Replace Fuel system Fuel hose Ch...

Page 73: ...em Fan belt Check cracks Check dust indicator Check element clean Intake system Air cleaner Replace element Governor lever Check adjust Intake valve exhaust valve head Adjust clearance Fuel injection system Check clean check functioning Crank case breather Check Coolant path Clean Engine Intake valve exhaust valve seat Lap Fuse Replace Fusible link Replace Check battery liquid qty refill Electric ...

Page 74: ...ydraulic oil tank Hydraulic oil Abrasion resistant System 16 L Tank level 8 2 L Travel reduction gear Engine oil API CD 0 33 L Fuel tank Diesel fuel 8 8 L Cooling system Coolant Long life coolant LLC added Total qty 2 2 L For engine only 0 6 L Greasing Grease Lithium grease EP2 Proper qty The oil with the marks is used for the machine before shipment ISO VG46 ISO VG32 SAE10W 30 SAE15W 40 SAE30 ...

Page 75: ...ely after greasing WB C310010 1 1 Greasing interval No Name Qty Daily 50h 100h 250h 500h 1000h 2000h 1 Boom foot pin 1 2 Boom cylinder foot pin 1 3 Boom cylinder rod pin 1 4 Arm foot pin 1 5 Arm cylinder foot pin 1 6 Arm cylinder rod pin 1 7 Bucket cylinder foot pin 1 8 Bucket cylinder rod pin 1 9 Arm link pin 1 10 Bucket link pin 1 11 Bucket pin 1 Boom and swing bracket Arm and boom Bucket and ar...

Page 76: ...Blade WB C310030 Greasing interval No Name Qty Daily 50h 100h 250h 500h 1000h 2000h 1 Blade foot pin 2 2 Blade cylinder rod pin 1 3 Blade cylinder foot pin 1 Lubricate the machine everyday until its operation time reaches 100 hours if it is a new machine Carry out greasing regardless of the greasing interval if abnormal noises are generated from a greasing point Be sure to grease the pins around t...

Page 77: ...five strokes of grease using a grease gun into the grease nipple 2 on the front of the machine 3 Fill grease every time the upper structure is swung by approximately 90 degrees until it swings by 360 degrees WB C310040 Greasing interval No Name Qty Daily 50h 100h 250h 500h 1000h 2000h 1 Swing bearing 1 2 Ring gear 1 If you carry out greasing while the machine is swinging you may be caught by it Do...

Page 78: ...lean the pin holes in the arm and bucket link and the removed pins Apply grease to the holes and pins 2 Replace the O rings if they are damaged or worn Attach new O rings to the bosses of the bucket temporarily 3 Lower the arm slowly fit the pin holes in the arm and bucket and drive the arm point pin 4 Attach the ring pin to lock the arm point pin 5 Raise the boom to move the bucket apart from the...

Page 79: ...with brand new one Cutting of Steel Cord When cutting of steel cord is detected exchange it immediately If you leave it as it is the rubber shoes can be cut off without expectation which causes a serious accident Crack of Covering Rubber If a crack is 30 mm or more long and 8 mm or more deep repair the covering rubber immediately If steel cord appears even if a crack is small repair it immediately...

Page 80: ...wler shoes become apart from the ground Support the crawler frame securely with blocks etc 2 Measure the clearance between the tread of the lower roller near the center and the tread of the crawler shoe The tension is proper if the clearance is as shown below 10 to 20 mm Rubber shoe The machine needs to be raised to inspect the shoe tension If the machine drops by mistake during inspection a serio...

Page 81: ... discharged 3 Rotate the crawler shoe forward and backward slightly if grease is hardly discharged 4 Tighten the check valve when the crawler shoes are tensioned properly Tightening torque 59 to 69 N m 6 to 7 kgf m Be careful not to over tighten the check valve 5 Rotate the crawler shoe forward and backward and check tension Re adjust it if necessary When the crawler shoe is tensioned intensely th...

Page 82: ... oil is insufficient 5 Clean the filler level plug and attach them Change Oil 1 Locate the drain port to the lower position and stop the engine 2 Place the container under the drain port 3 Remove the oil filler level plug 4 Remove the drain plug to discharge oil 5 Discharge oil completely Then clean the drain plug and attach it 6 Fill oil until it flows out from the filler level port 7 Clean both ...

Page 83: ...lling 1 Stop the engine 2 Check the oil level gauge 1 If the oil level is between H and L it is proper The oil level differs with the oil temperature The following shows the standard Near the L level before starting operation Oil temperature 10 C to 30 C Near the H level during operation Oil temperature 50 C to 80 C 3 If the oil level is below the L level refill hydraulic oil through the filler po...

Page 84: ...ridge is brought into contact with the head 4 it is the limit of tightening 5 Start the engine and make sure that no oil leaks from the gasket of the cartridge 6 Bring the machine into the posture of checking the oil level and check the level The oil level is proper if it is between H and L of the level gauge 5 Refill hydraulic oil if insufficient 7 Extend all cylinders fully attach the oil filler...

Page 85: ...lug Remove the drain plug to discharge oil Tighten the drain plug after discharging oil 6 Loosen the hose clamp 3 disconnect the hose 4 and remove the strainer cover 5 7 Clean the strainer 6 and attach it 8 Attach the strainer cover hose and hose clamp 9 Refill the tank with hydraulic oil through the oil filler port up to the specified level Make sure that the oil level is between H and L of the l...

Page 86: ...omes shorter and serious damages may result if the tank is not pressurized Breaker work is done in severer conditions than normal digging works and hydraulic oil is deteriorated earlier If the machine is used with deteriorated hydraulic oil the hydraulic devices and the whole hydraulic circuit may become defective Change hydraulic oil and clean the strainer every 500 hours Posture of pressurizing ...

Page 87: ...8 6 190 2702 OR2 Overload relief valve Arm 18 6 190 2702 SWR Swing relief valve 6 9 70 996 Swing Boom swing Travel right Travel left Blade Arm Boom Bucket Brake Rotary joint Swing Boom swing Blade Arm Travel right Travel left Boom Bucket Control valve Return filter Hydraulic oil tank Suction strainer Motor Main pump Crawler blade Travel speed Crawler extend retract Auxiliar Aux Brake Pump flow rat...

Page 88: ...l Level and Refill 1 Stop the engine 2 Pull out the oil level gauge clean it with cloth insert it fully again and pull it out slowly 3 The oil level is proper if it is between the marks of the upper and lower limits Refill the engine with engine oil through the oil filler port if the oil level is below the lower limit 4 Discharge excess oil through the drain port if the oil level is over the upper...

Page 89: ... using the filter wrench 7 Clean dust and foreign matters from the filter mounting surface 8 Apply engine oil thinly onto the gasket of a new filter 9 Turn the filter to the right to mount it Tighten it further by approximately 3 4 turn with the filter wrench after the gasket contacts with the seal surface 10 Attach the drain plug 11 Fill the engine with engine oil until the oil level becomes betw...

Page 90: ...completely If the strainer is dismounted and fuel is refilled the engine may become defective Do not dismount it Do not bring fire close to the engine If any other fuel than light oil bad influences are caused upon the engine which may be incapable of demonstrating its functions and performances sufficiently In addition using such fuel may cause engine failures or accidents Never use any other fue...

Page 91: ...leaning and Replacing 1 Stop the engine 2 Close the fuel cock 3 Turn the retainer ring counterclockwise and detach the cup 4 Take out the float and spring from inside of the cup 5 Discharge water and sediment from inside of the cup into the container 6 Clean the element and inside of the cup completely with fresh fuel Replace the element if it is flawed or damaged 7 Attach the element and O ring t...

Page 92: ...he fuel cock as before 8 Discharge air when the fuel filter is replaced 9 Make sure that no fuel leaks How To Discharge Air Discharge air after maintenance of the fuel filter or water separator is carried out or the fuel tank is emptied 1 Fill the fuel tank full with fuel 2 Turn the engine key switch to the ON position and keep it at that position for approximately 20 seconds 3 The automatic air d...

Page 93: ... down Do not remove the cap when the coolant is hot Hot water may spout out Rotate the cap slowly to relief the pressure after the coolant temperature lowers 1 Coolant A new machine is filled with coolant containing long life coolant LLC This coolant has effects of preventing freezing and corrosion It effects for long and may be used all over the year Change coolant every two years in autumn every...

Page 94: ... Close the drain cock and drain plug pour city water and cleaning solution and idle the engine for approximately ten minutes 5 Stop the engine and open the drain cock and drain plug to discharge water 6 Close the drain cock and drain plug after discharging water Pour city water then 7 Open the drain cock and drain plug Idle the engine at the low idling revolution and clean the cooling water system...

Page 95: ...ine at high speed for 30 minutes after the belt is replaced Check and adjust belt tension then 1 Check 1 Push a point in the middle of the fan pulley and generator at approximately 98 N 10 kg The belt tension is proper if the belt slacks by approximately 10 mm 2 Replace the belt if the belt has cracks 2 Adjustment 1 Loosen the bolt 1 and nut 2 2 Turn the adjust bolt 3 to move the generator 3 so th...

Page 96: ...y dust scattered matters compressed air high pressure water or steam 1 Blow out dust with compressed air at 0 2 MPa or less from the fins Be careful not to damage the fins with compressed air 2 Clean the fins with neutral detergent and city water if a lot of dust adheres to the fins Use high pressure water and compressed air at as low pressure 0 2 MPa as possible Do not use a wire brush to clean t...

Page 97: ...ges pinholes especially thin parts or damaged seal 7 Attach the element after cleaning 8 Attach the dust pan with the arrow mark on it upward and fix it with the clamp Replace the element with a new one regardless of the replacement interval if it is dirty with lamp soot soot or oil Do not pat hit or drop the element Replace Air Cleaner Element Disassemble the air cleaner in the same manner as ins...

Page 98: ...ing for opening and closing the valves Improper adjustment will cause the engine to run noisily resulting in poor engine performance and engine damage Check of Fuel Injection System Proper operation of the fuel injectors is required to obtain the optimum injection pattern for full engine performance The EPA ARB requires that you have the injectors inspected cleaned and tested every 1500 hours Insp...

Page 99: ...position 2 Take off the fuse cover 3 Replace the blown fuse with a new fuse of the same capacity Fuse capacity Circuit name 1 5 A Warning lamps three hour meter 2 5 A Fuel pump 3 10 A Boom light horn 4 20 A Engine stop Replace the Fusible Link If power is not turned on even though the engine key switch is set to the ON position the fusible link between the battery and the engine key switch circuit...

Page 100: ... level line on the battery Maintain the level to the upper level of the sight level line with distilled water when required Level of electrolyte must never fall below tops of plates Clean the battery terminals Be sure to keep the engine stopping during work Be careful during work not to short circuit the positive and negative terminals of the battery with a tool etc Disconnect the battery cable fr...

Page 101: ...MAINTENANCE 9VXE EN 3 32 ELECTRIC SYSTEM DIAGRAM ...

Page 102: ...MAINTENANCE 9VXE EN 3 33 ...

Page 103: ... warning lamp 5 Engine oil pressure switch 18 Coolant temperature warning lamp 6 Water temperature sensor 19 Battery charge warning lamp 7 Charge lamp Hour meter relay 20 Hour meter 8 Safety relay 21 Diode 9 Engine key switch 22 Timer 1sec 10 Current limiter 23 Engine stop relay 11 Light switch 24 Engine stop solenoid 12 Boom light 25 Glow plug 13 Fuse box ...

Page 104: ...reads and the bearing surfaces of the nuts and tighten at the specified torque As for the travel reduction gear and drive sprocket of the travel unit apply thread lock cement to the threads of the bolts 1 Travel unit WB C310410 Tightening torque No Tightening position Bolt size Wrench size mm N m kgf m 1 Travel reduction gear M10 Bar 8 54 5 5 2 Drive sprocket M10 Bar 8 54 5 5 3 Lower roller M12 19...

Page 105: ...than those in the special tightening positions at the torques shown below 10T Heat treatment bolts Coarse thread Fine thread Bolt size Wrench size mm N m kgf m N m kgf m M8 13 23 2 3 25 2 5 M10 17 47 4 8 50 5 1 M12 19 83 8 5 91 9 3 M14 22 134 13 7 135 13 8 M16 24 208 21 2 221 22 5 M20 30 411 41 9 452 46 1 M24 36 715 72 9 811 82 7 High pressure hose union nut Hose size inch N m kgf m 1 4 25 2 5 3 8...

Page 106: ...utumn every two years Lubricant and grease Exchange engine oil and hydraulic oil with proper oil having viscosity appropriate for the outer temperature Refer to RECOMMENDED LUBRICATION TABLE for the specified viscosity Battery In cold weather larger discharge current flows when starting the engine and the battery performance is also reduced If the battery is almost discharged battery liquid may be...

Page 107: ...rs to prevent rust keep good ventilation and gas poisoning by window or entrance Warm up the machine and carry out traveling swinging and a series of operations including attachment operations once every month to prevent rust and keep lubrication condition while the machine is not used for long Wipe off grease from the hydraulic cylinder before moving the attachment After storage Check the lubrica...

Page 108: ...9VXE EN SPECIFICATIONS ...

Page 109: ...9VXE EN ...

Page 110: ...e Vertical in line water cooled 4 cycle diesel engine Ball type swirl chamber No of cyl bore x stroke 2 70 mm x 74 mm Displacement 0 569 L Max rated output 7 3 kW 2400 min 1 MASS Machine mass 890 kg Average ground bearing pressure 26 kPa CAPACITY Fuel 8 5 L Tank level 8 2 L Hydraulic oil Total quantity 14 0 L Maximum 1 8 L Engine oil Minimum 1 2 L Engine only 0 6 L Coolant Total quantity 2 2 L ...

Page 111: ...teeth A No of teeth Mass kg Standard arm Long arm 0 023 370 3 24 General digging Loading 0 021 320 3 22 General digging Ditch digging 0 016 220 2 16 General digging General digging Using buckets larger than the standard where permitted must be done with great caution to avoid tipping the machine over and damaging structures ...

Page 112: ... machine 1405 F Swing radius 485 G Clearance height under upper structure 405 H Ground clearance of undercarriage 160 I Undercarriage overall length 1500 J Blade height 245 K Blade width 700 Blade forward 2700 L Overall length Blade backward 2980 M Minimum radius of equipment and attachment 1220 N Overall height at minimum radius of equipment and attachment 2180 O Attachment height in transport po...

Page 113: ...h 1330 1340 E Maximum height of cutting edge 2755 2950 F Reach at maximum height 1740 1820 G Maximum dumping height 1970 2150 H Reach at maximum dumping height 1590 1700 I Minimum dumping height 850 660 J Reach at minimum dumping height 1120 1220 K Maximum vertical digging depth 1175 1400 L Reach at maximum vertical digging depth 2160 2140 M Minimum level floor radius 1040 990 N Maximum level floo...

Page 114: ...SPECIFICATIONS 9VXE EN 4 5 WORKING RANGE FOR OFFSET DIGGING WB C410030 Unit mm A Left boom swing 1105 Minimum radius of equipment at maximum front offset B Right boom swing 950 ...

Page 115: ...SPECIFICATIONS 9VXE EN 4 6 This page is intentionally left blank ...

Page 116: ...MINI EXCAVATOR 9VXE PUBLISHED JUNE 2012 IHIMER S p A ITALY ...

Page 117: ......

Page 118: ...IHIMER Spa 53037 San Gimignano Loc Cusona SI Italy info ihimer com www ihimer com ...

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