Track down the exact factory part numbers for your 1996-2001 crawler back-hoe with this 185-page Yanmar VIO70 parts manual pdf (OEM #0CK10-M33003EN). You get highly detailed exploded views of the entire machine, breaking down everything from the hydraulic oil pump rotary group to the control valve sections and undercarriage assemblies. Open to any system to find clear component identification, complete hardware lists, and exact cross-references for the C, P, and EX variants. Verify whether your machine requires the 50mm or 70mm fuel system screen, and confirm you have the right 16x20x4.5 mm grommets before placing your dealer order. Stop wasting time returning the wrong components. Download the bookmarked file, pull it up on your phone in the shop, and get your parts list right on the first try.
What's Inside This Yanmar ViO70 Parts Manual
| System | Pages | Key Topics |
|---|---|---|
| Reference Materials | 2-6 | Ref. No., Lev. (Level), Interchangeability Mark, Effective Machine No., Remarks Mark |
| Label(Cabin : Jp) | 10-11 | Set, Specification, Caution, 2 Speed, Fuel, Warning |
| Label(Cabin : As,Ex) | 12 | Set, Rear, Boom, 2 Speed, Tag Assy, PTO Select |
| Label(Cabin : Crane Spec.) | 13-14 | Set, Specification, Caution, 2 Speed, Fuel, Warning |
| Label(Canopy : Jp) | 15 | Set, Specification, Caution, 2 Speed, Fuel, Warning |
| Label(Canopy : As,Ex) | 16 | Set, Rear, Boom, 2 Speed, Tag Assy, PTO Select |
| Label(Canopy : Crane Spec.) | 17 | Set, Specification, Caution, 2 Speed, Fuel, Warning |
| Safety Label(Cabin : Jp) | 18 | Caution, Adjust, Tag Assy, Start, Danger, Warning |
| Safety Label(Cabin : As,Ex) | 19 | Tag Assy Caution, Label, Label Radiator, Label Wiper, Label Fan Cl E, Label Grip E |
| Safety Label(Canopy : Jp) | 20 | Label Caution, Label, Tag Assy Caution, Label Start, Label Loading, Label Danger |
| Safety Label(Canopy : As,Ex) | 21 | Tag Assy Caution, Label, Label Radiator |
| Accessory | 22 | Tool Assy, Driver Screw, Wrench Filter, Spanner, Hose Grease, Bag Tool |
| Suc. Pipe & Exh. Pipe | 23 | Cover Assy Muffler, Pipe Assy Exhaust, Clamp, Hose, Cleaner Assy Air, Silencer Intake |
| Accelerator | 24 | Lever Accelerator, Grip, Joint Cable, Pin Snap, Bolt, Cable Accelerator |
| Accelerator(One-Touch Decel Sp | 25-26 | Label Set 1-Touch, Base Cmp, Shaft Assy Desel, Cable Accelerator, Harness, Solenoid |
| Engine Mount | 27 | Mount Engine, Bracket Fr, Bracket Rf, Bracket Rr, Bracket Lr, Stopper Assy |
| Radiator & Mount | 28-29 | - |
| Fuel Tank & Fuel Line | 30-31 | - |
| Battery | 32 | - |
| Electric Part(Wiring) | 33 | - |
| Electric Part(Wiring : Crane) | 34 | - |
| Electric Part(Equipment) | 35 | - |
| Electric Part(Roomlanp,Wiper) | 36 | - |
| Electric Part(Crane : 1) | 37 | - |
| Elecrtic Part(Crane : 2) | 38 | Sensor, Bolt, Nut, Case Assy, Cover, Washer |
| Electric Part(Indicator Box) | 39 | Box Indicator, Switch Assy, Gauge Assy, Meter Assy, Print Circuit, Bulb |
| Electric Part(Cooler) | 40 | Band, Harness, Bracket, Clamp, Relay, Washer |
| Cabinlamp Kit(Optional) | 41 | Cabin Lamp Kit, Harness, Lamp, Bulb, Switch, Clamp |
| Canopylamp Kit(Optional) | 42 | Label, Clamp, Harness, Push Mount, Lamp |
| Heater | 43 | Plate, Kit, Valve, Hose, Switch Assy, Adapter |
| Defroster | 44 | Kit, Nozzle, Handle, Grille, Ventilator, Duct Assy |
| Radio | 45 | Antenna, Bracket, Washer, Bolt, Nut |
| Cooler(Engien Related) | 46 | Compressor Assy, Bracket, Nut, Pulley, V-Belt, Bearing |
| Cooler(Condenser Related) | 47 | Mount, Condenser, Bracket, Drier Assy, Washer, Bolt |
| Cooler(Cabin Related) | 48-49 | Switch Assy, Knob, Relay, Grille, Duct, Plate |
| Cooler(Piping) | 50 | Band, Bush, Connector, Hose, O-Ring, Clamp |
| Sprocket & Roller | 51 | Sprocket, Roller, Shaft, Seal, Bush, Nut |
| Idler & Adjust | 52-53 | Idler Assy, Bush, Floating Seal, Seal Cover, Shaft, Pin, O-Ring |
| Crawler(Previous) | 54 | Shoe, Bushing, Seal, Pin, Nut, Bolt |
| Crawler(New) | 55-56 | Shoe Assy, Link Assy, Bush, Pin, Seal, Nut, Bolt |
| Control Equipment(Lever Stand & Lock Lever L) | 57 | - |
| Control Equipment(Lock Lever R : Canopy) | 58 | - |
| Control Equipment(Operation Lever) | 59 | - |
| Control Equipment(Travel) | 60 | - |
| Control Equipment(Swing) | 61 | - |
| Control Equipment(Blade) | 62 | - |
| Control Equipment(Low-High Pedal) | 63 | - |
| Control Equipment(P.T.O.) | 64 | - |
| Valve Plate | 65 | - |
| Frame & Turning Bearing | 66 | - |
| Frame Cover(Turning:Cabin) | 67-68 | - |
| Frame Cover(Turning:Canopy) | 69-70 | - |
| Frame Cover(Travel) | 71 | - |
| Step & Instrument Panel | 72 | - |
| Seat & Seat Mount | 73-74 | - |
| Bonnet(1 : Body) | 75 | - |
| Bonnet(2 : Upper Cover) | 76 | Cover, Sheet, Non Slip, Catch Assy, Bracket Assy, Plate, Lock |
| Bonnet(3 : Side,Rear Cover) | 77 | Assy, Lever Assy, Lock, Plate, Catch, Duct Assy, Key Assy, Cylinder |
| Duct | 78 | Cover, Assy, Rubber, Seal, Rubber 90, Edge |
| Cabin(Body)(Jp,Ex:Previous) | 79 | Assy, Grommet, Ashtray |
| Cabin(Body)(As:Previous) | 80 | - |
| Cabin;1(Body)(Jp,Ex:New) | 81 | - |
| Cabin;1(Body)(Crane) | 82 | - |
| Cabin(Body)(As:New) | 83 | - |
| Cabin;2(Side Sash) | 84 | Sash, Frame Assy, Seal, Glass, Lock, Channel Assy |
| Cabin(Front Sash)(Previous) | 85 | Sash, Frame Assy, Glass Run, Stopper, Lock Assy (LH), Pipe |
| Cabin(Front Sash)(New) | 86 | Sash, Frame Assy, Glass Run, Stopper, Lock Assy (UP:RH), Retainer |
| Cabin(Fitting Part)(Jp,Ex) | 87-88 | Acryl, Trim, Glass, Bracket Assy, Grip Assy, Panel |
| Cabin(Fitting Part)(As) | 89 | Acryl, Trim, Glass, Bracket Assy, Grip Assy, Panel |
| Cabin Door(Body) | 90 | Door Assy, Cover, Catch, Handle Assy, Rubber, Seal, Glass |
| Cabin Door(Fitting Part) | 91 | Bolt, Bracket, Link Assy, Bush, Grip, Panel, Grommet |
| Canopy | 92 | Assy, Bracket, Cover, Acryl, Rubber, Clip, Tree |
| Hyd. Oil Pump & Joint | 93 | Pump, Piston, Shaft Assy, Rotary Group Assy, Plate, Control, Valve, Solenoid |
| Boom Cylinder(Previous) | 94 | Cylinder Assy, Tube, Rod Cmp, Head Cmp, Piston, Plunger |
| Boom Cylinder(New) | 95-96 | Cylinder Assy, Tube, Rod, Head, Piston, Plunger |
| Arm Cylinder(Previous) | 97 | Cylinder, Tube, Rod, Head, Piston, Plunger |
| Arm Cylinder(New) | 98 | Cylinder Assy, Tube, Rod, Head, Piston, Plunger |
| Bucket Cylinder | 99 | Cylinder Assy, Tube, Rod, Head, Piston, Seal |
| Bucket Cylinder | 100 | Cylinder Assy, Tube, Rod, Head, Piston, Seal |
| Swing Cylinder(Previous) | 101 | Cylinder Assy, Tube, Rod, Head, Piston, Plunger |
| Swing Cylinder(New) | 102 | Cylinder Assy, Swing, Tube Assy, Seal, Dust, Bush, Pin |
| Blade Cylinder(Previous) | 103 | Cylinder Assy, Blade, Tube Assy, Bush, Seal, Dust, Rod |
| Blade Cylinder(New) | 104 | Cylinder Assy, Blade, Tube, Seal, Dust, Bush, Pin |
| Travel Motor | 105 | Motor, Travel Assy, Bearing, Cover Assy, O-Ring, Carrier Assy, Shaft |
| Turning Motor | 106 | Motor, Turning, Gear Assy, Reduction, Bearing, Roller, Seal, Oil |
| Swivel Joint(Y Spec.) | 107 | Joint Assy, Swivel, Shaft, Bolt, Spring, Hub |
| 138.(85A)Swivel Joint Kit(N Spec.) | 108 | Joint Assy, Swivel, Elbow, O-Ring, Adapter, Connector Assy, Clamp, Hose |
| 139.(85B)Swivel Joint(N Spec.) | 109 | Joint Assy, Swivel, Shaft Assy, Rotor, Flange, Spacer, Seal Kit |
| Control Valve(1) | 110 | Valve Cmp, Control, P3 Port Asy, Plug, Valve, Relief, Section Assy, Blade |
| Control Valve(2) | 111 | Section Assy, Arm, Valve Assy, Relief, Plug Assy, PTO |
| Control Valve(3) | 112 | P1 Port Asy, Valve, Relief, O-Ring, Section Assy, Spool, Wiper |
| Control Valve(4) | 113 | Section Assy, Boom, Valve Assy, Relief, Plug Assy, Bucket, Valve |
| Remote Control Valve(Jp,Ex) | 114 | Remo-Con Valvw Assy, Disk, Nut, SHIM(COUNT. Set, Boot, Union |
| Remote Control Valve(As : L) | 115 | Valve Assy (L, Ep, Handle, Sub, Bar, Bellows, Seal Set, Nut, Adjust |
| Remote Control Valve(As : R) | 116 | Valve Assy (R, Ep, Nut, Adjust, Handle, Sub, Roller, Lever, Switch, Bellows |
| Label(cabin : Crane Spec.) | 2-14 | Reference Materials, Contents, Label(cabin : Jp), Label(cabin : As, ex) |
| Electric Part(wiring) | 15-33 | Accessory, Safety Label(cabin : Jp), Label(canopy : As, ex), Label(canopy : Jp), Label(canopy : Crane Spec.), Safety Label(canopy : Jp), Safety Label(cabin : As, Safety Label(canopy : As |
| Cooler(cabin Related) | 34-49 | Cabinlamp Kit(optional), Electric Part(crane : 1), Electric Part(equipment), Electric Part(wiring : Crane), Electric Part(roomlanp, wiper), Electric Part(indicator Box), Elecrtic Part(crane : 2), Electric Part(cooler) |
| 43.CONTROL Equipment(travel) | 50-60 | Idler & Adjust, Sprocket & Roller, Cooler(piping), Crawler(new), Crawler(previous), 41.CONTROL Equipment(lock Lever R : Canopy), Control Equipment(lever Stand & Lock Lever L), 42.CONTROL Equipment(operation Lever) |
| 56.BONNET(2 : Upper Cover) | 61-76 | 50.FRAME Cover(turning:cabin), 47.CONTROL Equipment(p.t.o.), 45.CONTROL Equipment(blade), 44.CONTROL Equipment(swing), 46.CONTROL Equipment(low-high Pedal), 49.FRAME & Turning Bearing, 48.VALVE Plate, 53.STEP & Instrument Panel |
| 71.CANOPY | 77-92 | 64.CABIN;2(SIDE Sash), 60.CABIN(BODY)(AS:PREVIOUS), 58.DUCT, 57.BONNET(3 : Side, rear Cover), 59.CABIN(BODY)(JP, EX:PREVIOUS), 62.CABIN;1(BODY)(CRANE), 61.CABIN;1(BODY)(JP, EX:NEW), 63.CABIN(BODY)(AS:NEW) |
| 138.(85A)SWIVEL Joint Kit(n Spec.) | 93-108 | 78.BUCKET Cylinder, 74.BOOM Cylinder(new), 73.BOOM Cylinder(previous), 72.HYD. Oil Pump & Joint, 76.ARM Cylinder(new), 75.ARM Cylinder(previous), 77.BUCKET Cylinder, 82.BLADE Cylinder(new) |
| 93.4-WAY Rotary Valve(multi Change Spec.) | 109-117 | 92.REMOTE Control Valve(as : R), 88.CONTROL VALVE(3), 86.CONTROL VALVE(1), 139.(85B)SWIVEL Joint(n Spec.), 87.CONTROL VALVE(2), 90.REMOTE Control Valve(jp, ex), 89.CONTROL VALVE(4), 91.REMOTE Control Valve(as : L) |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Fuel system screen length (Ref. No. 38) | 50MM | p. 30 |
| Fuel system screen length (Ref. No. 38-1) | 70MM | p. 30 |
| Fuse Rating | 15A | p. 35 |
| Bulb Rating | 12V 5W | p. 36 |
| Grommet Dimensions | 16X20X4.5 mm | p. 33 |
| Bolt Size | M10X 35 | p. 46 |
| Washer Dimensions | 10X36X4.5 mm | p. 61 |
| Pin Spring Dimensions | 6.0X40 mm | p. 57 |
Yanmar ViO70 Common Problems This Manual Covers
Yanmar VIO70 hard starting or stalling under load and need to identify the correct fuel screen length p. 30
Inspect the fuel tank and fuel line diagram on page 30. Verify whether your machine requires the 50MM screen or the 70MM variant. Order the specific replacement based on your chassis serial number to restore proper fuel flow.
Manual Section: Fuel Tank & Fuel LineJoystick control lever not responding consistently due to worn linkage pins and missing return springs p. 57
Review the control equipment components for the left lever stand on page 57. Locate the 6.0X40 mm spring pin in the exploded view. Match the part numbers for the linkages to ensure you replace all worn hardware causing the sloppy control response.
Manual Section: Control Equipment(Lever Stand & Lock Lever L)Swing pedal linkage feels loose and won't hold properly when engaging the swing control valve p. 61
Check the swing control equipment breakdown on page 61. Identify the specific 10X36X4.5 mm washer used in the linkage assembly. Cross-reference the required mounting hardware part numbers to rebuild the pedal base and completely eliminate excessive play in the swing circuit.
Manual Section: Control Equipment(Swing)Cab accessories and indicator lights abruptly stop working after blowing a main equipment electrical circuit p. 35
Examine the electric equipment wiring layout on page 35. Find the exact part number for the 15A fuse and related relay blocks. Use the reference numbers to order the correct OEM electrical components and reliably restore power to the cab indicators.
Manual Section: Electric Part(Equipment)Frequently Asked Questions
What years was the Yanmar VIO70 manufactured?
The Yanmar VIO70 models were manufactured during specific periods. For instance, the VIO70 C(R) (JP) and VIO70 P(R) (JP) models were manufactured from July 1996 to October 2001. Other models like 4TNE98-BV and 4TNE98-EBV were manufactured from June 1996 to September 1999.
How do you fix yanmar VIO70 hard starting or stalling under load and need to identify the correct fuel screen length?
Inspect the fuel tank and fuel line diagram on page 30. Verify whether your machine requires the 50MM screen or the 70MM variant. Order the specific replacement based on your chassis serial number to restore proper fuel flow.
How do you fix joystick control lever not responding consistently due to worn linkage pins and missing return springs?
Review the control equipment components for the left lever stand on page 57. Locate the 6.0X40 mm spring pin in the exploded view. Match the part numbers for the linkages to ensure you replace all worn hardware causing the sloppy control response.
How do you fix swing pedal linkage feels loose and won't hold properly when engaging the swing control valve?
Check the swing control equipment breakdown on page 61. Identify the specific 10X36X4.5 mm washer used in the linkage assembly. Cross-reference the required mounting hardware part numbers to rebuild the pedal base and completely eliminate excessive play in the swing circuit.
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