Onan T260G User Manual

ONAN T260G ENGINE SERVICE MANUAL
Table of Contents – Page 1 of 2
SAFETY PRECAUTIONS
GENERAL
PROTECT AGAINST MOVING PARTS
BATTERIES
FUEL SYSTEM
EXHAUST SYSTEM
EXHAUST GAS IS DEADLY!
COOLING SYSTEM
KEEP THE UNIT AND SURROUNDING AREA CLEAN
INTRODUCTION
EXHAUST GAS IS DEADLY!
GENERAL INFORMATION
INTRODUCTION
ENGINE MODEL REFERENCE
SPECIFICATIONS
DIMENSIONS AND CLEARANCES
ASSEMBLY TORQUES
ENGINE TROUBLESHOOTING
OIL SYSTEM
CRANKCASE OIL
OIL FILTER CHANGE
CRANKCASE BREATHER
PRESSURE LUBRICATION
FUEL SYSTEM
CARBURETOR
CARBURETOR OVERHAUL
PULSATING-DIAPHRAGM FUEL PUMP
AIR CLEANER
DASHPOT ADJUSTMENT
GOVERNOR ADJUSTMENT
IGNITION AND BATTERY CHARGING
BREAKER POINT IGNITION SYSTEM
IGNITION TIMING
ELECTRONIC IGNITION SYSTEM
IGNITION TIMING
BREAKER POINT AND ELECTRONIC IGNITION COILS
SPARK PLUGS
BATTERY INSPECTION
BATTERY JUMP STARTING
FLYWHEEL ALTERNATOR
ALTERNATOR OUTPUT TEST
STARTING SYSTEM
ELECTRIC STARTER

Onan T260G Specifications

General

Brand	Onan
Model	T260G
Category	Engine
Language	English

Summary

Safety Precautions

General Safety Guidelines

Covers essential safety warnings for operation, maintenance, and handling.

Specifications

Dimensions and Clearances

Assembly Torques

Engine Troubleshooting

GOVERNOR ADJUSTMENT

Ignition and Battery Charging

Ignition Systems Overview

Explains breaker point and electronic ignition systems and their components.

Starting System

Electric Starter Operation

Describes starter motor function, removal, and basic service.

Starter Disassembly and Assembly (Inertia Type)

Step-by-step guide for taking apart and reassembling inertia type starters.

Starter Disassembly and Assembly (Solenoid Shift Type)

Detailed procedure for disassembling and reassembling solenoid shift type starters.

Starter Inspection and Testing

Methods for inspecting and testing starter motor components for proper function.

Engine Disassembly

Disassembly and Assembly Procedures

Valve System Service

Piston, Connecting Rods, and Crankshaft

Cylinder Block and Head Service