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Summary of Contents for 17VX3

Page 1: ...Service Guide 17VX3 SERIAL NUMBERS WR004001 up PUB No 1 1204...

Page 2: ...HYDRAULIC MINI EXCAVATOR TABLE OF CONTENTS SECTION 1 SPECIFICATIONS SECTION 2 STRUCTURE SECTION 3 OPERATION SECTION 4 MAINTENANCE SECTION 6 PERFORMANCE STANDARDS 17VX3...

Page 3: ...Subject General Specifications Overall Dimensions Working Ranges Weight Breakdown Painting Diagram Engine Main Date and Specifications Lifting Capacities Table Warning Signs and Labels Page 1 1 1 1 2...

Page 4: ...74 Total piston displacement L 0 854 kW min 1 10 5 2300 Rated output DIN6271 10 4 2300 Max torque Nem min 1 51 8 1600 WEIGHT STD with ADD Weight Machine mass Rubber shoe kg 1220 1320 Steel shoe 1280...

Page 5: ...Number Combinations ISO m 3 cutter of Weight Remarks Remarks width Std Long mm teeth kg Heaped Struck arm arm 0 044 0 025 450 3 47 X Standard General digging 0 024 0 015 300 2 35 0 0 OPT Ditch diggin...

Page 6: ...80 D Canopy 980 980 980 980 E Canopy 2330 2330 2330 2330 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...

Page 7: ...L D c o C L D c o Y co SPECIFICATIONS WORKING RANGE BOOM SWING DIGGING WORKING RANGE R1270 Front end min radius at left boom swing 6 R1280 Front end min radius at right boom swing 1 3 1 1090 1100 650...

Page 8: ...x digging 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...

Page 9: ...el shoe Canopy 4P 1620 With ADD CWT 100 kg Shoe Cabin Spec Weight kg Rubber shoe Canopy 4P 1360 Steel shoe Canopy 4P 1430 With ADD CWT 100 kg This weight is not the mass of the machine body It include...

Page 10: ...ray Munsell No 2 5BG 6 10 N 3 0 Notes 1 Do not coat rubber sponges catch metal fixtures hydraulic hoses cylinder rods rod packing air cleaners mufflers with paint 2 Do not coat operating lever side bo...

Page 11: ...Momentary 35 degrees longitudinal and cross Engine rotating direction Counterclockwise when viewed from the flywheel side Engine weight Dry 98 5 0 kg Fuel system Applicable fuel Diesel oil ISO 8217 D...

Page 12: ...adius 17VX3 4 3 Position of normal lifting E I 2 1 o 0 3 1 0 3 0 3 0 3 0 3 0 3 0 3 0 3 0 3 Oj4 0 3 0 4 0 3 0 3 0 3 0 4 0 5 0 5 9 7 0 5 0 8 Position of max lifting 03 04 0 5 0 7 1 1 IQ 9 4 9 Q 2 Liftin...

Page 13: ...on of normal lifting Position of max lifting H R l 0 2 0 1 0 2 0 1 0 1 0 2 0 1 r 2 0 1 0 2 0 1 0 1 0 1 0 2 0 3 q 1 0 1 0 1 0 1 0 1 1 0 1 0 1 0 1 i 0 1 0 1 0 1 0 1 0 1 01 01 1 I Q 1 0 1 0 2 3 0 1 0 1 o...

Page 14: ...Position of normallifting Position of max lifting 0 2 0 2 0 3 0 2 0 3 0 2 0 3 0 1 0 2 0 1 0 2 0 1 0 2 0 2 0 2 0 2 0 1 0 1 0 2 0 2 0 1 01 0 2 O 2 H R l 3 0 2 0 2 0 2 0 3 o 0 1 0 2 i 1 I Q 9 9 0 2 0 3 0...

Page 15: ...4 Position of normal lifting 0 3 3 0 3 0 3 0 3 0 3 Position of max lifting 0 3 0 3 0 3 0 3 0 3 0 3 0 3 0 3 0 3 1 0 3 q 3 0 4 0 5 H R 1 0 3 0 4 0 5 q 7 0 3 r 0 5_ 8 o 2 E I c 0 m I 1 0 C i 03 Q4 0 5 0...

Page 16: ...mum lifting radius 4 0 2 3 0 1 0 1 0 2 0 1 0 1 0 2 0 2 Position of max lifting J H R l 2 0 1 0 2 0 1 0 1 0 1 1 0 1 0 2 0 2 0 1 0 1 0 1 0 1 2 E I c 0 CD I 1 0 c iE i o 1 0 1 0 1 0 1 0 2 01 01 1 1 i 0 1...

Page 17: ...ximum lifting radius 4 0 3 3 0 2 0 2 0 2 0 2 0 2 0 3 0 4 0 1 0 2 0 2 Position of max lifting 0 4 0 3 0 3 0 2 0 2 0 2 0 1 0 2 0 2 0 2 2 E I c Q Q I 1 0 C J o 0 2 0 2 0 3 0 4 i I 0 2 0 2 0 2 0 4 1 1 0 2...

Page 18: ...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 When cleaning the labels use a cloth water and soap Do not use solven...

Page 19: ...power lines Keep a safe distance from electric power lines Part No 0405 506 00 Sign indicates a hazard of being hit by the working device of the machine Keep away from machine during operation Part N...

Page 20: ...oper handling Part No 0405 505 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 removi...

Page 21: ...r and Reduction Gear Assembly Crawler Shoe Adjusting Device Front Idler Assembly Lower Roller Assembly Upper Roller Assembly Crawler Shoe Assembly Remote Control Valve Assembly Hydraulic Cylinders Ass...

Page 22: ...0 Arm Cylinder 11 Boom Swing Cylinder 12 Fuel Tank 13 Muffler 14 Engine 15 Radiator 16 Canopy 17 Air Cleaner 18 Return Filter 19 Hydraulic Tank 20 Hydraulic Pump 21 Travel motor 22 Rotary Joint 2 1 1...

Page 23: ...de Pressure Item MPa MR1 Main relief valve P1 Pump 20 6 MR2 Main relief valve P2 Pump 20 6 MR3 Main relief valve P3 Pump 18 1 OR1 Overload relief valve Boom 24 5 OR2 Overload relief valve Arm 24 5 OR3...

Page 24: ...I M T2 I I I I I I r J A7 Travel Right P1 P2 A6 Return Filter nominal 10 J l Suction Strainer 150mesh l __ 86 Travel Left Control valve 85 Arm A4 L_Eng_ineH 84 Pi Service S 11 1 P2 P3 P3 1 83 I I I I...

Page 25: ...Yanmar 3TNV70 C Engine 15VX s Push fan fl 290 w Pump 2PV 2PF 15VX Control valve Spare valves as standard equipment 15VX s Q Swing motor With shock less valves 15VX E Q s Travel motor Travel 2 speeds 1...

Page 26: ...lenoid STRUCTURE ENGINE AND AUXILIARY COMPONENTS Engine component name layout Oil fill port Thermo sensor Fuel return pipe Fuel suction pipe Oil fill port Throttle control lever Oil level gauge Oil fi...

Page 27: ...Oil fill plug 10 Heat treatment bolt 11 Hose 5 ____ Heat treatment bolt 12 Connector 13 Drain plug Maintenance intervals hours Details Initial After Breaker works Suction strainer Cleaning 1 000 500...

Page 28: ...e oil fill port 2 Tighten hexagon socket bolt with the specified tightening torque 48 to 53 N m 3 Fill up the spline and space with NEVER SEIZE special grease when assembling the pump 5 Housing Spring...

Page 29: ..._ _ __ __ __ __ _ 1I J Sl 7 View from gear pump side View from shaft direction P4 81 P2 View from pump front side View from pump back side No adjustment Oil fill port PORT NOTICE 1 Never start the eng...

Page 30: ...ssure MPa 1 47 18 1 1 47 18 1 Control system Total power control with power shift circuit Used revolution min 1 Rated 2 300 Max 2 460 47 0 39 2 29 4 19 6 9 8 f p3 1 5 MPa P3 18 1 MPa I I I I I I I I I...

Page 31: ...L min 5 I 2 15 OR3 Bucket Dig Overload relief valve Antivoid valve T2 OR1 Boom Raise Overload relief valve OR1 Boom Lower Overload relief valve MR1 Main relief valve g OR2 Arm In 6 Overload 2 relief v...

Page 32: ...0 21 22 22 21 20 23 24 25 26 SECTION B B 45 31 30 29 28 27 21 22 37 24 61 18 23 BLADE SECTION I_I SECTION J J SUPPLY TRAVEL L H 36 37 13 14 15 16 103 66 42 43 44 16 53 54 103 95 13 14 15 16 101 62 63...

Page 33: ...me bolt earlier than other bolts and carry out centering 3 Tighten the reamer bolt first of all Machine front Reamer bolt M12 x 60 Tightening torque 108 0 N m I Special tightening Positioned grease fi...

Page 34: ...pressure 15 2 MPa at 10 L min Set pressure Theoretical 1 37 0 2 MPa Timer valve Timer time 4 2 sec at VG46 45 C 52 51 c 0 Bv C T Details of B Relief valve 45 Refer to the Parts Catalog for the names a...

Page 35: ...13 11 12 14 16 15 A 17 ROTARY JOINT LOWER PIPING ASSEMBLY DR F 567 8 9 Selector valve X B C A P2 E 0 F2 B DR a 0 Refer to the Parts Catalog for the names and No of parts NOTE Apply coat grease on the...

Page 36: ...5 6 7 8 9 Selector valve X B C A P2 E 0 F2 B a 0 Refer to the Parts Catalog for the names and No of parts DR NOTE Apply coat grease on the seals and shaft surfaces when assembling Detail of D Special...

Page 37: ...ASSEMBLY Reduction ass y Travel motor reduction ass y Sprocket j Special tightening I I Tightening torque 55N m _ l r o r Apply Lock tight l to the screw I om I I i M I 1 t j I _ __r 4 I Special tight...

Page 38: ...ss y to the frame 3 Install the grease cylinder to position the oil fill pod outward 4 Keep tightening torque to the check valve 55 8 to 68 6 N m to prevent breaking it 5 This figure shows the left si...

Page 39: ...For rubber shoe For steel shoe Recommended oil Qty API GL4 SAE 90 1 Spring pin 2 Bearing block 3 Seal 4 Snap ring 5 Bearing 75 to 80 cc NOTE 1 After assembling fill gear oil SAE 90 API GL4 of 75 to 8...

Page 40: ...prevent mixture of foreign matter 2 After assembling snap ring CV place the roller vertically and fill gear oil SAE 90e API GL4 of 25cc and install oil seal 3 Perform the leak test after assembling Ap...

Page 41: ...STRUCTURE CRAWLER SHOE ASSEMBLY RUBBER SHOE 17VX3 Weight 57 kg The figure below shows the shape and cross section of rubber shoe Cross section of rubber shoe 70 Link 2 19 1...

Page 42: ...Weight 83 2 kg co D It 0 It o 90 16 27 16 1 1 Cross section A A Key Description Qty 1 Track Shoe Complete 35 2 Track bushing 35 3 Track Pin 35 1 4 Master Shoe Complete 1 5 Master bushing 3 6 Master P...

Page 43: ...0 Port plate 1 21 Seal washer 2 22 Hex Socket bolt 2 NOTE 1 Apply coat grease to center of the joint CD when assembling 2 Apply coat grease to the cam Q and the push rod contact areas 3 Apply coat loc...

Page 44: ...BOOM CYLINDER ASSEMBLY Weight 14 6kg 19 1V 18 1 17 20 13 4 8 12 11 Tightening torque 392 4 39 2 N m 15 M24 x P3 16 18 8 Closed length 675 1 5 Stroke 415 1 8 Tightening torque 490 5 49 0 N m M65 x P2...

Page 45: ...17VX3 ARM CYLINDER ASSEMBLY Weight 14 5kg 12 16 19 17 3 2 o rTightening torque 539 6 53 9 N m M27 x P3 16 19 11 rTightening torque 490 5 49 0 N m M65 x P2 17 7 5 Detail of Cylinder Head Detail of Pist...

Page 46: ...BUCKET CYLINDER ASSEMBLY Weight 12 4kg 21 0jO 22 20 19 17 r Tightening torque 539 6 53 9 N m M27 x P3 13 14 16 9 r Tightening torque 490 5 49 0 N m M65 x P2 1 17 7 8 Detail of Cylinder Head...

Page 47: ...STRUCTURE SWING CYLINDER ASSEMBLY Weight 14 2kg 20 19 17 5 Tighten 540 Ing torque _54 0 N m 17 1 19 Closed length 590 1 5 Stroke 342 1 8 Tighten 393 Ing torque _39 3 N m M27 x P3 16 14 13 15...

Page 48: ...1 U ring 1 12 Cylinder haed 1 13 Bushing 1 14 Piston ass y 1 15 Seal ring ass y 1 16 Slide ring 1 17 Piston 1 18 Hexagon socket nut 1 smaller diameter 19 Cylinder tube ass y 1 20 Bushing 1 21 Grease n...

Page 49: ...STRUCTURE SPANNER CYLINDER ASSEMBLY Weight 9 2kg 18 16 Tighten 491 Ing torque _49 1 N m 16 1 5 4 Closed length 530 1 5 Stroke 320 1 8 Tighten 216 Ing torque 21 N m M22 x P2 5 15 13 12 14...

Page 50: ...asher 2 44 Washer 2 46 HT S bolt 2 37 Clearance 1 E 24 9 24 34 L ATTACHMENT ASSEMBLY 34 Clearance 1 section D Note 1 Double nuts tightening clearance should be 0 5 mm to 1 mm 2 When assembling bushing...

Page 51: ...r plates r o I I I t 1 I 6 00 o q e r i I i 9 o N 62 7 176 CoO LO 54 C C L 30 3 13 7 5 9 21 Detail of boss This face does 40 not allow welding Special L IIL_ _ r tightening I Tightening torque 156 N m...

Page 52: ...n mm I 30 I 30 95 37 165 165 107 I 65 I 54 Key J K L M1 M2 N 0 P Q Dimension mm 105 105 165 I 30 I 30 0 1 8 I 30 40x50 Key R S T U V W X Dimension mm 174 180 950 186 116 211 105 HYDRAULIC SYSTEM 1 Typ...

Page 53: ...eheat monitor Measurement point E F 67 C 105 C Std Resistance 800 100 49 80 15 50 Initial 0 9 5 3 c ro 5 2 After 6 7 Table 1 Indicator Standards 5 6 No To connect Wire dia Color 1 12V AVSO 5 R 2 Light...

Page 54: ...BLY Fuse Electrical wiring and device names arrangement are shown below sensor View from machine top sensor L H valve View from machine rear Detail of side box Detail of boom light View from machine f...

Page 55: ...BR B NC E O COM A o NO Oil puress Water temp sensor CB1 lA10 AV5 BR AV3 R Safety relay SN2208 I tank Fuel sensor LA204 Alternator 20A N Terminal sign D CB104 CA104 FLW2L Fusible I ink Battery A B AV3...

Page 56: ...n Operating the Special Attachments and Actuators Traveling the Machine Crawler Extension Retraction Towing Lifting the Machine Loading and Unloading the Machine Precaution on Use Rubber Track Shoe Bo...

Page 57: ...RATION CONTROLS AND INSTRUMENTS 1 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 3 1 1 17VX3 OK...

Page 58: ...necessary repairs made before starting the engine Charge Warning Lamp This indicates a malfunction in the electrical charging system If the light comes on while the engine is running check the electr...

Page 59: ...le 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 machine ope...

Page 60: ...ing to restart the engine Turn the key switch 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...

Page 61: ...ve the lever forward to the unlocked position This makes all hydraulic activation controls operable Left Operating Lever Swing and arm controls 1 Arm Out Move the lever forward to move the arm out 2 A...

Page 62: ...et Dig Move the lever left to close 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 per...

Page 63: ...ply the brakes Reverse Direction Travel Move the both travel levers rear to move the machine reverse direction Refer to Traveling the Machine section of this manual High Speed Travel Pedal NEVER high...

Page 64: ...changing operator Lower the bucket on 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 posit...

Page 65: ...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...

Page 66: ...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 start Ch...

Page 67: ...15 seconds Allow 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 St...

Page 68: ...ll controls to HOLD Stop the engine on boost machine 3 On stalled machine turn the start switch key to OFF Turn of all accessories 4 Connect POSITIVE jumper cable red and POSITIVE cable terminal of di...

Page 69: ...ive 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 t...

Page 70: ...OPERATION Shown lever pattern A ISO type operations OPERATIONS BOOM BUCKET ARM SWING DIRECTION OF LEVER DIRECTION OF MACHINE When leaving the operator s seat stop the engine lower the bucket and the b...

Page 71: ...OPERATIONS OPERATION DIRECTION OF LEVER DIRECTION OF MACHINE 17VX3 BOOM SWING BLADE 3 6 2...

Page 72: ...on to ensure safety of workers and the machine llmJ Set the mark 10 I i vartical position CD Shift Valve Single Action Pedal LOCked Ii fUnlocked _ _t J NOTE When no breaker operation is needed be sure...

Page 73: ...3 SINGLE ACTION OPERATION USED FOR POWER PORT WORKS II Locked 17VX3 CRmJ Set the mark a ira horizontal position CD Shift Valve iJCAUTION 1 The engine cannot be started if the power port is ON locked...

Page 74: ...the control shut off lever to the unlocked position 3 Raise the boom and the blade enough to provide sufficient ground clearance 4 Control right and left travel levers J as follows Forward Direction...

Page 75: ...s control the travel levers Control the two travel levers as follows PIVOT LEFT TURN PIVOT RIGHT TURN Pivot Left Turn Move the right lever CD forward to travel forward and left and move it rear to tra...

Page 76: ...el speed ranges while going downhill Work up and 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 co...

Page 77: ...ly 2 Lever selection Set the selector lever to the spanner position 3 Crawler extension retraction Set the engine speed at medium or higher Move the blade spanner lever blade lever forward or backward...

Page 78: ...e tow 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...

Page 79: ...Position the machine on the level ground with the boom arm and bucket cylinders fully extended 3 Position the boom at the center of the machine with the boom swing pedal 4 Stop the engine 5 Install t...

Page 80: ...k wheels before loading 2 Install the loading ramps to the truck securely Maintain the slope of loading ramps within 15 degrees 3 Position the machine so that it can be run straight on the loading ram...

Page 81: ...xtremely Excessive 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 trac...

Page 82: ...is shut down or the hydraulic system disabled 1 Remove the floor cover under the operator s station floor 2 Remove the lock nut of the boom raise relief valve located inside the control valve CD 3 Slo...

Page 83: ...erature 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 engine...

Page 84: ...ks Daily Maintenance and Checks 50 hours Maintenance and Checks 250 hours Maintenance and Checks 500 hours Maintenance and Checks 1000 hours Maintenance and Checks 2 years hours Maintenance and Checks...

Page 85: ...50 Service Hours First perform previous service hour items Engine Oil Change Oil and Filter 4 7 1 _ _ _ _ _ Air Cleaner Clean or Change Filter Elements 4 7 2 Fuel Filter Clean Filter Element 4 7 5 Fan...

Page 86: ...bricate with grease G 0 Fuel Tank Drain water and Sediment 0 Oil level H 0 Hydraulic Tank Drain water and sediment 0 Wash and clean strainer 0 Return filter Filter Engine oil E 0 Fuel filter 0 Engine...

Page 87: ...Proof Tank Capacity breaker Temperature Hydraulic Fluid 19 liter used Below 5 C ISO VG32 0 025 liter Upon API GL 4 Track Rollers Each occasion ISO VG320 0 07 liter Upon SAE90 Front Idlers Each occasio...

Page 88: ...roller face Properly adjusted track will have approximately 10 to 20 mm slack with rubber shoes In case of steel shoes approximately 30 to 50 mm Track Tightening 1 Add grease through check valve fitti...

Page 89: ...teel Cords If steel cord is exposed because of weary rubber or damage 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 a...

Page 90: ...by each fuse includes the fuse amperage CD Fuel pump Control shut off and Travel speed shift solenoid 10 amps G Horn Cigarette lighter and Cab dome light 20 amps Front light 20 amps Monitor Radio Hea...

Page 91: ...recharged as soon as possible 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 c...

Page 92: ...surface 2 Place a new bucket in a stable position as illustrated 3 Connect the arm into the hole A and the link into the hole B with pins 4 Install a stopper bolt to each pin securely 5 Adjust the buc...

Page 93: ...he worn tooth Remove the tooth 2 Clean the adaptor and pin hole 3 Install 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 pi...

Page 94: ...k on the Oil level gauge CD Add oil if necessary 4 Remove the oil fill plug and add oil Clean and install the oil fill plug 5 Close the access door Check the Coolant Level 17VX3 DAILY CD Dipstick MAX...

Page 95: ...e it to add oil if necessary 4 Clean and install the fill plug To pressurize the hydraulic tank refer to Change Hydraulic Oil section Fill Fuel Tank Fuel can be added to the tank by removing the fill...

Page 96: ...dispose of drained fluids as established by local regulations 5 Clean the inside surfaces of the body and bowl 6 Clean the filter 7 Inspect the 0 ring on bowl Replace them if they are worn or damaged...

Page 97: ...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 remove any tr...

Page 98: ...suitable container NOTE Always dispose of drained fluids as established by local regulations 3 Close the drain valve 17VX3 50 HOURS Lubrication Perform the 50 hours lubrication as required by the Lub...

Page 99: ...3 Open the engine cover on the rear of machine 4 Remove the used filter l 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 Insta...

Page 100: ...t 1 I i i i i i i i i i i i i L Secondary element Service the Primary Element Cleaning Every 250 hours or when indicated the red signal in the dust indicator Replacement After cleaning five times afte...

Page 101: ...there are foreign substances on the inside and outside of the housing seal tube 7 Install a clean primary element Install and secure the service cover CD with the valve at the bottom NOTE Insert a new...

Page 102: ...ement from the air cleaner housing 2 Remove the secondary element from the air cleaner housing Cover the engine intake opening 3 Clean the inside of the air cleaner housing and service cover CD Remove...

Page 103: ...7 Install the clean element 8 Install cup Tighten ring nut 9 Turn the fuel stop lever CD to the opened ON position NOTE Do not start the engine until all fuel system service is completed Priming the s...

Page 104: ...elt tension Push the belt inward by hand apply 98N force midway between the pulleys Correctly adjusted belt will deflect 10mm Adjust 1 To adjust the belt loosen mounting bolt CD and l 2 Move the alter...

Page 105: ...ch Size Thread Size Tighten Torque Items Tighten point metrie mm Nem Q Travel drive Bar8 M10 55 Q Sprocket Bar8 M10 55 G Lower roller 19 M12 108 Swing bearing 19 M12 108 Swing motor Bar10 M12 108 Newt...

Page 106: ...he filter base 4 Remove the used filter by filter wrench Clean the filter base NOTE This is a cartridge type element It cannot be reused 5 Coat the gasket of new filter with clean hydraulic oil 6 Inst...

Page 107: ...t the engine until all fuel system service 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...

Page 108: ...o local regulation 3 Clean the plugs 4 Install drain plug CD 5 Fill the travel drive to bottom of level plug opening Recomended oil Refill capacities Engine oil 0 33 Liter API CD SAE30 6 Install oil l...

Page 109: ...ments lowered as shown Stop the engine 2 Relieve the internal pressure from the hydraulic tank by loosening the fill plug CD 3 Clean area thoroughly to keep dirt out of strainer cover unit Q and fill...

Page 110: ...rm and bucket cylinder fully retracted and stop the engine 14 Maintain the oil level between FULL and ADD marks on the level gauge 15 Pressurize the hydraulic tank Raise the boom with the arm boom and...

Page 111: ...lieve pressure and remove the cap 3 Open the radiator drain plug Q and allow the coolant to drain into a container 4 Remove the drain plug Q allow the coolant to drain into a container Drain plug is l...

Page 112: ...ffects 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 c...

Page 113: ...g 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 th...

Page 114: ...often be corrected by SLOWLY adding coolant while the engine is running at FAST IDLE Should this fail to correct the problem UNUSUAL drain and flush the system and refill with fresh coolant 50 A solut...

Page 115: ...riorating 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 Follow the re...

Page 116: ...piston rods 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...

Page 117: ...C _ _ yy 1 _ _S r l___________ P2 _ S _ Bucket Dig P1 OR3 2 O 6 g 49 Blade Lower P3 OR4 at 5L min Min Engine RPM Swing P3 SWR 15 2 Min Engine RPM Travel P1 LH P2 RH Not Equipped Remote Control P4 PP M...

Page 118: ...nt is required B MR2 P2 Main relief valve 1 Start the engine and move the arm cylinder to the stroke end 2 Set the engine speed to the maximum 3 Operate the arm lever at the full stroke and hold it th...

Page 119: ...is loosened the pressure will decrease The amount of pressure change for one turn of the adjusting screw approx 9 8 MPa 3 Fix adjusting screw using a hexagon wrench and tighten lock nut CD 4 Measure...

Page 120: ...ock nut for main relief pressure loosen the adjusting screw by 180 or more Return the pressure to the set value or less and thereafter make ad ustments at the ti htenin side Overload relief for raisin...

Page 121: ...pressure is higher than the set value or when the adjusting screw is tightened more than the set pressure loosen it until the pressure becomes the set value or lower Then adjust it again at the tighte...

Page 122: ...urize the air in the hydraulic tank 1 Make the bucket dig into the ground in the posture shown in the right column Then operating the swing lever slowly relieve the pressure and hold it Make measureme...

Page 123: ...orce Spool Stroke Control Valve Swing Operating Speed Natural Drift Travel Travel Speed Travel Alignment Drift Time for Crawler Belt Boom Cylinder Speed Arm Cylinder Speed Bucket Cylinder Speed Blade...

Page 124: ...m straight 4 Safety measures such as Keep Off should be in place for the measurement using ropes to mark Keep Off The meeting regarding work procedures and signs should be held in advance with other i...

Page 125: ...pressure oil temperature ground for measurement bucket load 2 Performance has been greatly degraded In that case the performance will have been degraded because of the maintenance conditions work typ...

Page 126: ...I Blade t t Boom Raise Lower 1 2 0 3 1 2 0 5 Arm In Out 1 2 0 3 1 2 0 5 w Bucket 1 0 0 3 1 0 0 5 u 0 Swing Right Left 1 0 0 3 1 0 0 5 0 u kg At engine stopped 0 w Travel Forward Reverse 1 8 0 4 1 8 0...

Page 127: ...machine 20 10 Below 35 Floating angle lever to neutral Swing Operating Speed Engine Rated R P M Oil temp 50 5 C Fully retracted bucket cylinder and arm cylinder Arm point pin positioned to be horizon...

Page 128: ...0m travel after 5 m take off Engine Rated R P M Oil temp 50 5 C Travel Speed TRAVEL Travel Alignment Engine Rated R P M Oil temp 50 5 C Measure turning distance x after 10m travel Below 500 mm Below 7...

Page 129: ...maximum height to ground level Engine Rated R P M Oil temp 50 5 C Divided Equally Measure time for full extension or retraction of cylinder Without measure cushion stroke Engine Rated R P M Oil temp 5...

Page 130: ...ec Left 5 3 sec 0 6 sec Right 4 0 sec 0 6 sec ALLOW Below 2 4 sec Below 3 1 sec Below 6 4 sec Below 5 1 sec Engine Stopped Oil temp 50 5 C Bucket load Non load Fully retracted bucket cylinder and arm...

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