Part of the Yanmar Parts Manuals.
Searching for exact replacement numbers for your Yanmar engine? This 40-page Yanmar 3TNV70-STB, TB014, TB016, 3TNV70- STB parts catalog pdf breaks down every assembly on these specific compact excavator powerplants. You get clear exploded views of the entire cylinder block, fuel injection pump, and cooling water system, showing exactly how each component fits together. Inside, detailed parts lists map out every individual gasket, O-ring, and mounting bolt holding the gear housing and flywheel assembly intact. Verify you are ordering the correct 0.25 oversize piston assembly and match it with the exact 0.25 undersize main metal bearings before you even begin tearing down the short block. Downtime drains profits fast. Grab this bookmarked file, locate your part numbers instantly on your tablet, and get your parts order submitted today.
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What's Inside This Parts Manual
| System | Pages | Key Topics |
|---|---|---|
| Cylinder Block | 4-5 | Block Assembly, Plugs, Bolts, Bushings, Main Bearing Set |
| Gear Housing | 6-7 | Case, Studs, Covers, Oil Seal, O-Rings, Bolts |
| Flywheel Housing & Oil Sump | 8-9 | Housing, Bolts, Oil Seal, Sump Assembly, Gasket |
| Cylinder Head & Bonnet | 10-11 | Head Assembly, Valve Guide, Valve Stem Seal, Rocker Arm, Gasket |
| Air Cleaner | 12-13 | Hose, Cleaner Assembly, Element, Unloader Valve, Bracket, Clamps |
| Exhaust Manifold & Silencer | 14-15 | Manifold, Gasket, Stud, Bolt, Silencer |
| Camshaft & Driving Gear | 16-17 | Tappet, Push Rod, Camshaft Assembly, Idle Gear, Flange |
| Crankshaft & Piston | 18-19 | Crankshaft Assembly, Flywheel Assembly, Piston Assembly, Connecting Rod, Bearings |
| Lub Oil System | 20-21 | Dipstick, Oil Filter, Oil Pipe Assembly, Joint Bolt, Seal Washer |
| Cooling Water System | 22-23 | Water Pump, Thermostat, Radiator, Fan, V-Belt |
| Fuel Injection Pump | 24-25 | Fie Assembly, Plunger, Delivery Valve, Rack Control, Ball Bearing |
| Governor | 26-27 | Case, Control Lever, Spring, Weight Assembly, Limiter |
| Fuel Injection Valve | 28-29 | Valve Assembly, Nozzle, Injection Pipe, Return Pipe, Check Valve |
| Fuel Line | 30-31 | Fuel Strainer, Fuel Pump, Water Separator, Bend Assembly |
| Starting Motor | 32-33 | Starter Assembly, Armature, Clutch, Housing, Bearings |
| Generator | 34-35 | Alternator, Rotor, Frame, Pulley, Regulator |
| Gasket Set | 36-37 | Cylinder Head Gasket, O-Rings, Seal Washers, Liquid Gasket |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Bearing, Thrust (Oversize) | 0.25S | p. 5 |
| Main Metal (Undersize) | 0.25US | p. 5 |
| Piston Assembly (Oversize) | 0.25 | p. 19 |
| Ring Set (Oversize) | 0.25 | p. 19 |
| Bearing, Pin (Undersize) | 0.25 | p. 19 |
| Pressure Switch (Lub Oil System) | 0.5KG | p. 21 |
| V Belt Size (Cooling Water System) | A 35 | p. 23 |
| Radiator Cap Pressure (Cooling Water System) | 0.9KG/CM2 | p. 23 |
| Timer (Generator) | 1 SEC. | p. 35 |
