Yanmar 4JH-TE Service Manual

Presents detailed technical specifications for each engine model including dimensions and performance data.

Describes the internal construction and major components of the engine.

Displays engine performance data including fuel consumption, torque, and power output.

Provides key dimensional drawings and measurements for engine installation.

Covers inspection and servicing of the cylinder head, valves, and valve seats.

Explains inspection, measurement, and replacement procedures for pistons and pins.

Details inspection and measurement procedures for the crankshaft and main bearings.

Covers inspection and measurement of camshaft lobes and tappets for wear.

Describes the construction and function of the engine's fuel supply system.

Provides detailed step-by-step procedures for servicing the fuel injection pump.

Lists common faults, their causes, and corrective actions for the fuel system.

Lists special tools and their applications for fuel injection system service.

Illustrates the intake and exhaust system components for different engine models.

Details the construction, specifications, and operational principles of the turbocharger.

Describes the construction, specifications, and servicing procedures for the lube oil pump.

Details the specifications and replacement procedure for the lube oil filter.

Explains the function, replacement, and adjustment of the oil pressure control valve.

Illustrates the fresh and sea water cooling circuits and their components.

Describes the construction, specifications, and disassembly of the sea water pump.

Details the construction, specifications, and servicing procedures for the fresh water pump.

Explains the construction and testing procedures for the heat exchanger.

Describes the construction and specifications of the reduction and reversing gears.

Details inspection procedures and wear limits for gear components and bearings.

Provides step-by-step instructions for the disassembly of the reduction and reversing gear.

Outlines the procedures for reassembling the reduction and reversing gear components.

Details the construction and specifications of the KM4A marine gear.

Explains the construction and adjustment procedures for the shifting mechanism.

Describes the components and operation of the remote control system.

Provides instructions for installing the remote control system on the engine.

Explains how to adjust the remote control system for proper operation.

Covers battery construction, capacity, inspection, and charging procedures.

Details the starter motor's specifications, construction, and performance.

Presents specifications and construction of the 12V/55A alternator.

Provides details on instrument panels and wiring harness identification.

Explains the function and inspection of warning devices like oil pressure and temperature alarms.

Lists essential precautions to be taken during engine disassembly and reassembly.

Lists necessary hand tools and special tools for disassembly and reassembly.

Provides step-by-step instructions for engine disassembly and reassembly.

Lists critical bolt and nut tightening torques for engine assembly.

Outlines procedures and checks for test running the engine after reassembly.