Yanmar YTG Series Diesel Powered Generators Repair Service Manual

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This Workshop Service Repair manual PDF download for the YTG Series Yanmar Industrial Diesel Engine has been prepared as an aid to improve the quality of repairs by giving the serviceman an accurate understanding of the product and by showing him the correct way to perform repairs and make judgements. Make sure you understand the contents of this manual and use it to fully at every opportunity.


APPLICABLE MODELS :

Yanmar YTG5.0S
Yanmar YTG6.5S
Yanmar YTG10S
Yanmar YTG5.0T
Yanmar YTG6.5T
Yanmar YTG9.0T
Yanmar YTG12.5T
Yanmar YTG15T


TABLE OF CONTENTS :

Introduction
Yanmar warranties
Safety
General Service Information
Periodic Maintenance
Electric Wiring
Troubleshooting


MANUAL SPECIFICATION :

File Format : PDF
Language : English
Printable : Yes
Searchable : Yes
Bookmarked : Yes
Part Number : 0BYTG-G00100
Total Pages : 69


This manual describes the service procedures for the YDG series generator units powered by the TF series air-cooled, vertical single-cylinder, 4-stroke, direct injection engines.

This Service / Repair / Workshop Manual PDF Download contains specs, diagrams, actual real photo illustrations, and schemes. In addition to space savings, nice thing about having completly searcheble PDF files instead of a hard-printed manual is that you can use the Search feature in your PDF reader software (Adobe Acrobat) to find just what your looking for and just print out the exact pages you need or all manual easily. This is the same manual your local dealer will use when doing a repair. This is a must for the Do-It-Yourselfer! Saving Yourself $$$$$$ In Service Repair And Maintenance Costs !!!!

Instant Download means there is NO shipping costs or waiting for a CD or paper manual to arrive in the mail!, You will receive this manual TODAY via Instant Download on completion of payment via our secure payment processor. We accept ALL major credit/debit cards/paypal.

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Cover
Table of Contents
Introduction
Yanmar warranties
Yanmar Limited Warranty
What is Covered by this Warranty?
How Long is the Warranty Period?
What the Generator Owner Must Do:
To Locate an Authorized Yanmar Industrial Engine Dealer or Distributor:
What Yanmar Will Do:
What is Not Covered by this Warranty?
Warranty Limitations:
Warranty Modifications:
Questions:
Safety
Safety Statements
Safety Precautions
General Service Information
Component Identification
YTG15T
Specifications
Single Phase (2 Wire)
Three Phase (4 Wire)
Function of Major Generator Set Components
Diesel Fuel
Diesel Fuel Specifications
Additional Technical Fuel Requirements
Bio-Diesel Fuels
Filling the Fuel Tank
Priming the Fuel System
Engine Oil
Engine Oil Specifications
Service Categories
Definitions
Additional Technical Engine oil Requirements
Engine Oil Viscosity
Engine Oil Capacity (Typical)
Checking Engine Oil
Adding Engine Oil
Battery
Activating the Battery
Checking Battery Electrolyte Level
Charging the Battery
Disconnecting and Connecting Battery Cables
Abbreviations and Symbols
Abbreviations
Symbols
Unit Conversions
Unit Prefixes
Units of Length
Units of Volume
Units of Mass
Units of Force
Units of Torque
Units of Pressure
Units of Power
Units of Temperature
Tightening Torques for Standard Bolts and Nuts
Periodic Maintenance
Before You Begin Servicing
Precautions
The Importance of Periodic Maintenance
Performing Periodic Maintenance
The Importance of Daily Checks
Keep a Log of Generator Hours and Daily Checks
Yanmar Replacement Parts
Tools Required
Ask Your Authorized Yanmar Industrial Engine Dealer or Distributor For Help
Tightening Fasteners
List of periodic inspections
Periodic Maintenance Procedures
Daily, Before Operation
Check Battery
Check Battery Indicator
Check Engine Oil Level
Check for Engine Oil Leakage
Check Engine Speed Control
Check Fuel Level
Check for Fuel Leakage
Daily, After Operation
Check for Engine Oil Leakage
Check for Fuel Leakage
Electric Wiring
Electric Wiring Precautions
Electrical Wire Resistance
Example:
Battery Cable Resistance (If Equipped)
Electrical Wire Sizes - Voltage Drop
Conversion of AWG to European Standards
Troubleshooting
disassembly
Maintenance
Procedure to check the diodes of the exciter rotor
Necessary equipment :
Test of the diodes on the "negative"
Test of the diodes on the "positive"
Instructions to replace the diode
Troubleshooting
Alternator does not excite
After being excitedalternator does not excite
Low voltage at no load
High voltage at no load
At load conditions, voltage lower than rated value
At load conditions, voltage higher than rated voltage
Unstable voltage
Noisy generator
Resistance
Wiring Diagrams
Single Phase
Single Phase
Three Phase
Three Phase (220/380)
Back Cover

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