TABLE OF CONTENTS4 TNV Operation ManualDuring Operation and Maintenance ................................................. 2Product Overview..................................................................................... 15Yanmar TNV Engine Features and Applications.................................. 15Component Identification ..................................................................... 16Location of Labels ................................................................................ 18EPA / ARB Emission Control Regulations - USA Only ........................ 19Emission Control Labels ...................................................................... 19EPA / ARB Labels .......................................................................... 19The 97/68/EC Directive Certified Engines............................................ 20Engine Family ...................................................................................... 20Function of Major Engine Components................................................ 21Function of Cooling System Components............................................ 23Gauges and Indicators ......................................................................... 24Gauges........................................................................................... 24Indicators........................................................................................ 25Controls................................................................................................ 26Key Switch...................................................................................... 26Inlet Air Heater ............................................................................... 27Glow Plugs ..................................................................................... 27Governor Lever .............................................................................. 28Engine Stop Solenoid..................................................................... 28Before You Operate ................................................................................. 29Diesel Fuel ........................................................................................... 33Diesel Fuel Specifications .............................................................. 33Filling The Fuel Tank...................................................................... 34Priming The Fuel System ............................................................... 36Engine Oil............................................................................................. 38Engine Oil Specifications................................................................ 38Engine Oil Viscosity........................................................................ 38Checking Engine Oil....................................................................... 38Adding Engine Oil........................................................................... 39Engine Oil Capacity (Typical) ......................................................... 39Engine Coolant..................................................................................... 40Engine Coolant Specifications........................................................ 41Filling Radiator With Engine Coolant.............................................. 42Daily Check of the Cooling System ................................................ 43Engine Coolant Capacity (Typical) ................................................. 43Daily Checks ........................................................................................ 44Visual Checks................................................................................. 44