Yanmar Industrial Engines 3TNV82A-4TNV106T Service Manual

Technical reference for Yanmar industrial engines, covering models 3TNV82A through 4TNV106T. Documents engine operation, maintenance, and specifications. PN 129470-92305

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Document Details

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Document Number / Seller:
31076 / Lisa Allen
File Size:
34.25 MB
File Type:
ZIP
Language:
English
Pages:
600
Printable:
Yes
Category:
Diesel Engine
Last updated / verified
Jun 26, 2025

Models Covered & Key Technical Specifications

Yanmar Industrial Engines (129470-92305) – 3TNV82A-4TNV106T

Applicable to 3TNV82A, 3TNV84, 3TNV88, 4TNV84, 4TNV88, 4TNV94L, 4TNV98, 4TNV106 series.

  • Published Volume Data: 4.412L is the standard displacement for the 4TNV106 model.
  • Specific Charge Quantity: For optimal operation, 6.3 qt (6.0 L) is the recommended engine oil capacity for the 4TNV106/4TNV106T models.
  • Integral End Play: For the crankshaft, 0.010 in. (0.25 mm) is the maximum allowable end play for standard fitment.
  • Operational Cooling Specs: To ensure proper functioning, the engine coolant capacity for the 4TNV98/4TNV98T is 4.2 L (4.4 qt) when equipped with an oil cooler.
  • Established Mass Specs: 345kg defines the standard dry weight for the 4TNV106 model.
  • Authorized Twist Specifications: The cylinder bore diameter of 98 x 110mm is specified for the 4TNV106/4TNV106T.

Professional Workshop Service Manual & Technical Specifications

Unified Engineering Manual: Yanmar Industrial Engine 3TNV82A-4TNV106T Series Service Manual-Nexus

Performance-Values: 129470-92305 // Technical-Scope: Diesel Engine / Industrial Logic // Performance-Values: Service Manual.

Yanmar Industrial Engine Service Manual: 3TNV82A-4TNV106T Series

Service-Nexus Value Framework
Document Type Service Manual Technical Data
Manufacturer Yanmar Industrial Engines
Applicable Models 3TNV82A, 3TNV84, 3TNV88, 4TNV84, 4TNV88, 4TNV94L, 4TNV98, 4TNV106 Engine Series

Table of Contents Summary:

  • Periodic Maintenance Schedule
  • Engine Components and Features
  • Tightening Torques for Standard Bolts and Nuts
  • General Service Information
  • Crankshaft and Camshaft Components
  • Engine Oil Specifications

Repair data is categorized into the following sections: Systems, Engine Specifications, Maintenance, and Repair Procedures. This manual details the various engine systems and their components. It provides essential information for proper maintenance and repair of Yanmar industrial engines, including detailed specifications and diagnostic procedures. Systematically requiring careful attention to detail, the manual addresses the complete range of engine models from 3TNV82A through 4TNV106T.

Drivetrain specifications are addressed in the "Crankshaft and Camshaft Components" section.

Reassembly procedures are specified for "Engine".

Service intervals are documented for "Periodic Maintenance".

Component locations are identified for "Engine Components and Features".

Service procedures are documented for "Engine".

This manual documents torque specifications for critical engine components to ensure proper pressure slip prevention.

FAQ

What procedures are **necessary** for checking engine electrical values? keyboard_arrow_down

3000 hours of operation is the interval for checking engine electrical system components, including the starter motor and alternator.

Determine the **recommended** calibration settings for engine speed control. keyboard_arrow_down

3200 - 3600 RPM (min-1) is the available engine speed for Lawn Mower, Construction, and Industrial Machine applications.

What specifications are **calibrated** for valve clearance measurements? keyboard_arrow_down

0.006 - 0.010 in. (0.15 - 0.25 mm) is the standard specification for intake/exhaust valve clearance on all models except 4TNV106 and 4TNV106T. For these models, the clearance is 0.010 - 0.014 in. (0.25 - 0.35 mm).

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Reviews (3)

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This service manual is incredibly detailed and has everything I needed for my Yanmar engines. The download process was smooth, and I received the link to my email almost instantly!
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I found the troubleshooting section particularly useful. Customer support was prompt and professional when I had questions about the manual. Highly recommended!
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Rated 4 out of 5 stars