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Volvo Penta TAD941GE User Manual

Volvo Penta TAD941GE
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Workshop Manual
Group 20 Technical Data
TAD940GE, TAD941GE
TAD940VE, TAD941VE, TAD942VE, TAD943VE
TAD950VE, TAD951VE, TAD952VE
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Volvo Penta TAD941GE Specifications

General IconGeneral
Engine ModelTAD941GE
Fuel SystemCommon Rail
Cooling SystemWater-cooled
Frequency (Hz)50 Hz
Engine Speed (RPM)1500 RPM
AspirationTurbocharged
Engine TypeDiesel

Summary

Safety Information

Important Warnings

Key warnings and symbols used in the manual for safety.

General Safety Precautions

General safety advice for handling fuels, chemicals, batteries, and tools.

Lifting and Handling Safety

Guidelines for safely lifting and handling the engine and components.

General Information

About the Workshop Manual

Overview of the manual's content, purpose, and scope.

Spare Parts Policy

Information on using Volvo Penta Original Spares for safety and warranty.

Certified Engine Requirements

Maintaining certified engine compliance with environmental regulations.

Technical Data

General Engine Specifications

Technical data for engine models including type, compression, bore, stroke, weight.

Engine Model Specifications

Additional technical data for specific engine models (TAD950VE, TAD951VE, TAD952VE).

Engine

Engine Block and Crankcase Specs

Dimensions and specifications for the engine block and crankcase.

Cylinder Head and Liner Specs

Specifications for the cylinder head, screws, and cylinder liners.

Piston Specifications

Dimensions for pistons, combustion chamber, and piston bowl.

Piston Ring Specifications

Specifications for compression and oil scraper rings, including gaps and clearance.

Valve Mechanism

Valve Dimensions and Clearance

Specifications for valve head, stem, seat angles, and cold engine clearance.

Valve Seat Dimensions

Outer diameter, height, and oversize dimensions for valve seats.

Valve Seat Bed Specifications

Diameter, depth, and radius for valve seat beds.

Valve Guides and Rocker Arms

Dimensions for valve guides and clearance for rocker arms.

Valve Spring Specifications

Dimensions for inlet and exhaust valve springs under various load conditions.

Timing Gear

Timing Gear Wheels - Teeth Count

Lists the number of teeth for various timing gear wheels.

Timing Gear Backlash and Shafts

Specifications for gear backlash, shaft, and bushing dimensions.

Camshaft

Camshaft Setting and Journals

Details on camshaft setting, drive, journals, end float, and ovality.

Valve Lift and Camshaft Bearings

Valve lift specifications and dimensions for camshaft bearings.

Reciprocating Components

Crankshaft Specifications

Dimensions and runout specifications for the crankshaft.

Main Bearing Journal Specs

Diameter, finish, and width specifications for main bearing journals.

Thrust Washers and Main Bearing Shells

Width for thrust washers and dimensions for main bearing shells.

Big End Bearing Journal Specs

Diameter, finish, width, and radius for big end bearing journals.

Big End Journal Shell Dimensions

Outer diameter and thickness for big end journal shells.

Con Rods and Flywheel Housing

Specifications for con rods, flywheel runout, and flywheel housing runout.

Lubrication Oil Systems

Oil Grade and Change Intervals (TAD940-941GE, TAD940-943VE)

Recommended oil grades and change intervals based on fuel sulfur content.

Oil Grade and Change Intervals (TAD950-952VE)

Recommended oil grades and change intervals for TAD950-952VE models.

Oil Viscosity, Pressure, and Temperature

Guidance on oil viscosity, pressure, and temperature specifications.

Oil Valves

Safety, Bypass, and Reduction Valves

Specifications for oil valves including spring lengths and loaded dimensions.

Fuel System

Feed Pump and By-pass Valve Specs

Feed pressure specifications and by-pass valve opening pressure.

Fuel Quantity and Unit Injector

Fuel quantity guidelines and unit injector pre-load settings.

Inlet and Exhaust System

Turbocharger and Charge Air Specs

Turbocharger type, end float, and charge air temperature indicators.

Boost Pressure Specifications

Boost pressure values for different engine models at specified RPMs.

Cooling System

General Cooling System Specs

Pressure cap opening pressure for the cooling system.

Thermostat and Coolant Details

Thermostat specifications and coolant type, composition, and mixing.

Engine Control System

Engine Control Unit and Sensors

Details on the engine control unit and charge pressure sensor.

Temperature Sensor Resistance Values

Sensor resistance (Ω) versus temperature for charge air and coolant.

Inlet and Engine Oil Sensor Readings

Sensor resistance (Ω) versus temperature for inlet air and engine oil.

Camshaft and Flywheel Sensor Distances

Distance specifications for camshaft and flywheel sensors.

Tightening Torque

General Screw Tightening Torques

Standard tightening torques for common screw sizes (M6-M16).

Screw Re-installation Guidelines

Guidelines on whether torqued or angle-tightened screws can be re-installed.

Engine Body Tightening Procedures

Torque specifications for engine block mounting and main bearing caps.

Big End Cap and Stiffening Frame Torques

Torque specifications for big end bearing caps and stiffening frame.

Flywheel and Bell Housing Tightening

Torque and angle specifications for flywheel and bell housing screws.

Vibration Damper and Crankcase Seal Torques

Torque specifications for vibration damper and crankcase seal.

Valve Housing Tightening Specs

Torque specifications for valve housing screws.

Oil Cooler Housing and Cylinder Head Torques

Torque specifications for oil cooler housing and cylinder head screws.

Core Plugs and Valve Adjustment Locknut Torques

Torque specifications for cylinder head core plugs and valve adjustment locknuts.

Camshaft/Rocker Arm Shaft Bearing Cap Tightening

Multi-stage tightening procedure for bearing caps, camshaft, and rocker arm shaft.

Lubricating System Tightening Torques

Torque specifications for oil sump, drain plug, and brackets.

Fuel System Tightening Torques

Torque and angle specifications for fuel system components like feed pump and injectors.

Timing Gear Plate/Cover and Component Tightening

Torque specifications for timing gear components and covers.

Intake and Exhaust System Tightening

Torque specifications for inlet pipe, plugs, sensors, and exhaust collector pipe.

Reference to Service Bulletins

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