Part of the Yanmar Parts Manuals.
Tearing down a damaged compact engine requires knowing exactly how the assemblies fit together, and this 33-page Yanmar 3TNE68-EBVB, Y00B6920 parts catalog PDF (OEM #Y00B6920) breaks down every single factory component. You get highly detailed exploded views covering the entire cylinder block, gear housing, and fuel injection device. Open up the digital file to find complete parts lists showing exact item numbers for the crankshaft, piston rings, and the complete cooling water pump assembly. Verify you are ordering the correct PT3/8 plug thread size or confirm the 110BC thermo switch before you ever pick up the phone to call the parts counter. Wasting days waiting on the wrong shipments stops today. Download this bookmarked digital manual right to your tablet, find your exact part numbers in seconds, and get the engine back together.
What's Inside This Yanmar 3TNE68-EBVB, Y00B6920 Parts Manual
| System | Pages | Key Topics |
|---|---|---|
| Cylinder Block | 2-3 | Cylinder Block Assy, Bush, Main Bearing, Thrust Bearing, Cylinder Head Gasket |
| Gear Housing | 4-5 | Gear Assy Case, Gear Case Cover Assy, Oil Seal, Knock Pipe, Cover, Gasket, Filler Cover, Blind Cover |
| Flywheel Housing & L.O. Sump | 6-7 | Flywheel Housing, Flywheel Cover Cap, Oil Seal Case Assy, Oil Seal, Oil Sump Spacer, Lub. Oil Sump Assy, Oil Drain Hose Assy |
| Cylinder Head & Bonnet | 8-9 | Bonnet Assy, Filler Cover, Breather Joint, Shelter Plate, Gasket, Bonnet Gasket, Engine Lifter, Pipe * |
| Suction & Exhaust Manifold | 10-11 | Intake Manifold, Suction Manifold Gasket, Exhaust Manifold, Exhaust Manifold Gasket |
| Camshaft & Driving Gear | 12-13 | Camshaft Assy, Camshaft Gear, Thrust Bearing, Push Rod, Tappet, Fuel Cam Bearing, Fuel Injection Pump Cam Assy, Flange |
| Crankshaft & Piston | 14-15 | Crankshaft Assy, Flywheel Assy, Ring Gear, Crankshaft Pully, Piston w/ Rings, Ring Set, Connecting Rod Assy, Crankpin Bearing |
| Lub. Oil System | 16-17 | Lub. Oil Pump Assy, Lub. Oil Pump Gasket, Dipstick, Dipstick Guide, Lub. Oil Switch, Oil Intake Pipe Assy, Lub. Oil Filter, Oil Press Valve Assy |
| Cooling Water System | 18-19 | Cooling Water Pump Assy, Cooling Water Gasket, V-belt, Cooling Water Pump V-pulley, Fan, Spacer, Cover_thermos O_ring, Thermostat Cover |
| Fuel Injection Device | 20-21 | Fuel Injection Pump Assy, Plunger w/ Barrel, Retainer, Plunger Spring, Delivery Valve w/ Seat, Delivery Valve Spring, Delivery Valve Holder, Delivery Gasket |
| Fuel Pipe | 22-23 | Fuel Oil Pipe Assy, Pipe Joint, Fo-t, Fuel Oi Filter Assy, Taper Valve Spring, Lever, Strainer Cup, Retaining Ring |
| Governor | 24-26 | Gasket, Governor Case Cover, Governor Weight Assy, Governor Sleeve, Governor Case, Link Color, Shaft, Governor Lever Assy |
| Starting Motor | 27-28 | 12V- .8KW Starter, Shift Lever Kit, Pinion Stopper Set, Thrust Washer Kit, Armature, Rear Cover Assy, Brush Holder Assy, Brush |
| Generator | 29-30 | Plate Assy, Stator, Collar, Coupler, Flywheel, Pulley, Shaft |
| Gasket Set & Tools | 31-33 | Gasket Set, Cylinder Head Gasket, Valve Stem Seal, Nozzle Protector, Nozzle Gasket, Bonnet Gasket, Suction Manifold Gasket, Exhaust Manifold Gasket |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Bearing, Thrust Undersize | .25US | p. 2 |
| Bolt M6x16 Plated | M 6X 16mm | p. 4 |
| Pipe Dimensions | 12*700mm | p. 8 |
| Plug Thread Size | PT3/8 | p. 8 |
| Oil Pressure Switch Activation | 0.5KG | p. 16 |
| Starter Motor Power | 0.8KW | p. 27 |
| Parallel Pin Size | 8X16mm | p. 6 |
Yanmar 3TNE68-EBVB, Y00B6920 Common Problems This Manual Covers
Can't find the correct Yanmar 3TNE68-EBVB replacement pipe part numbers for hard starting and repeated bleeding p. 8
Check the cylinder head exploded view on page 8. Locate the exact 12*700mm pipe required for your assembly. Cross-reference the specific part number with your engine serial number before ordering replacements. Verify the PT3/8 plug thread size matches your block.
Manual Section: Cylinder Head & BonnetNeed replacement oil pressure switch part number to resolve dashboard warning light and low oil pressure p. 16
Inspect the lubricating oil system diagram on page 16. Locate the specific oil pressure switch designed for a 0.5KG activation threshold. Write down the corresponding part number and verify compatibility with your exact engine block configuration before ordering the replacement sensor.
Manual Section: Lub. Oil SystemTrying to identify exact starter motor assembly components after engine turns over slowly and fails to crank p. 27
Open the starting motor parts list on page 27. Identify the complete 0.8KW starter motor assembly or individual internal components needed for your rebuild. Match the reference numbers from the exploded diagram to the parts index to ensure correct fitment.
Manual Section: Starting MotorLooking for the correct undersize thrust bearing part numbers to rebuild engine block after sudden power loss p. 2
Review the cylinder block parts number list on page 2. Find the correct .25US undersize thrust bearing required for your crankshaft repair. Use the exact part number listed to order the correct bearing set and restore proper clearances in your lower end.
Manual Section: Cylinder BlockFrequently Asked Questions
How do you fix can't find the correct Yanmar 3TNE68-EBVB replacement pipe part numbers for hard starting and repeated bleeding?
Check the cylinder head exploded view on page 8. Locate the exact 12*700mm pipe required for your assembly. Cross-reference the specific part number with your engine serial number before ordering replacements. Verify the PT3/8 plug thread size matches your block.
How do you fix need replacement oil pressure switch part number to resolve dashboard warning light and low oil pressure?
Inspect the lubricating oil system diagram on page 16. Locate the specific oil pressure switch designed for a 0.5KG activation threshold. Write down the corresponding part number and verify compatibility with your exact engine block configuration before ordering the replacement sensor.
How do you fix trying to identify exact starter motor assembly components after engine turns over slowly and fails to crank?
Open the starting motor parts list on page 27. Identify the complete 0.8KW starter motor assembly or individual internal components needed for your rebuild. Match the reference numbers from the exploded diagram to the parts index to ensure correct fitment.
How do you fix looking for the correct undersize thrust bearing part numbers to rebuild engine block after sudden power loss?
Review the cylinder block parts number list on page 2. Find the correct .25US undersize thrust bearing required for your crankshaft repair. Use the exact part number listed to order the correct bearing set and restore proper clearances in your lower end.
How will I receive this Yanmar 3TNE68-EBVB, Y00B6920 Parts Catalog?
Immediate download of the complete 33-page searchable Parts Catalog. Access it on any device, from a laptop at your desk to a phone in the field.
Is this Yanmar 3TNE68-EBVB, Y00B6920 Parts Catalog printable?
Yes, print as many copies as you want, and there are no restrictions. Many mechanics print the section they need and bring it to the shop floor.
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