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Westerbeke 7.0 KW BGC -60Hz - User Manual

Westerbeke 7.0 KW BGC -60Hz
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TECHNICAL MANUAL
WESTERBEKE
4.5 KW BCG
··60
Hz
7.0
KW BCG
·60
Hz
7.0
KW
BCGA·
60
Hz
3.5
KW BCG
50
Hz
5.0
KW BCG
50
Hz
MARINE GASOLINE
GENERATOR SETS
Publication
#038747
Edition One
March
1990
l·v#'WESTERBEKE
.
~
WESTERBEKE CORPORATION· MYLES STANDISH INDUSTRIAL PARK
150
JOHN
HANCOCK ROAD, TAUNTON, MA 02780-7319 U.S.A.
.
TEL; (508)823-7877. FAX: (508)B84-9688 WEBSITE: www.WESTERBEKE.COM

Table of Contents

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Summary

Safety Precautions

Prevent Electric Shock

Guidelines for avoiding electrical hazards during operation and maintenance.

Handling Engine Fuel Safely

Precautions for handling gasoline to prevent explosion or fire.

Battery Servicing Safety

Safety measures for working with lead-acid batteries.

Avoid Moving Parts

Warnings about hazards associated with moving engine components.

Unit Identification Plates

4.5 KW BCG Identification Plate

Details on the ID plate for the 4.5 KW BCG generator.

7.0 KW BCG & BCGA Identification Plate

Details on the ID plate for the 7.0 KW BCG & BCGA generator.

General Specifications 4.5 KW BCG

General Specifications

Key technical specifications for the 4.5 KW BCG engine.

System Specifications

Details on intake, ignition, fuel, cooling, lubrication, electrical systems.

General Specifications 7.0 KW BCG & BCGA

General Specifications

Key technical specifications for the 7.0 KW BCG & BCGA engine.

System Specifications

Details on intake, ignition, fuel, cooling, lubrication, electrical systems.

Engine Service Specifications 4.5 KW BCG

Engine Component Measurements

Detailed measurement specifications for engine parts like cylinder head, valves, pistons.

Engine Service Specifications 7.0 KW BCG & BCGA

Engine Component Measurements

Detailed measurement specifications for engine parts like cylinder head, valves, pistons.

Engine Description

Cylinder Head and Combustion Chamber

Description of the cylinder head and combustion chamber design features.

Cylinder Block Description

Description of the cylinder block's construction and cooling features.

Crankshaft and Bearings Description

Description of the crankshaft and bearing design.

Valve Actuating Mechanism

Description of the valve actuating mechanism.

Generator Overhaul

Preparations for Overhaul

Steps to prepare the generator for overhaul.

Disassembly for Overhaul

Procedures for disassembling the generator end from the engine.

Engine Disassembly

Removal of External Parts

Steps to remove external engine components and subassemblies.

Timing Belt Removal

Procedure for removing the engine's timing belt.

Removing the Cylinder Head from the Cylinder Block

Cylinder Head Disassembly

Cylinder Block Disassembly

Special Service Tools

Engine Inspection and Repair

Checking the Cylinder Head

Procedures for inspecting the cylinder head for wear or damage.

Checking Valves and Seats

Procedures for inspecting valves and valve seats for damage or wear.

Checking the Crankshaft

Procedures for inspecting the crankshaft for wear, damage, or runout.

Checking the Pistons

Procedures for inspecting pistons for wear or damage.

Checking the Connecting Rods

Procedures for inspecting connecting rods for cracks or damage.

Checking the Camshaft

Procedures for inspecting the camshaft for wear or damage.

Subassembly Inspection, Repair, and Assembly

Disassembling and Inspecting the Oil Pump

Steps for disassembling and inspecting the oil pump.

Disassembling and Rebuilding the Carburetor

Steps for disassembling and rebuilding the carburetor.

Testing the Starter

Procedures for testing the starter motor's performance and components.

Engine Assembly

Cylinder Block Assembly

Steps for assembling the engine's cylinder block components.

Cylinder Head Assembly

Steps for assembling the engine's cylinder head components.

Lubrication System

Operation

Explanation of how the engine's lubrication system operates.

Troubleshooting the Oil System

Common oil system problems and their solutions.

Checking Oil Pressure

Procedure for checking engine oil pressure with a mechanical gauge.

Cooling System Troubleshooting

Fuel System Troubleshooting

DC Control Circuit Wiring Diagram #38028

Schematic Diagram

Schematic diagram of the DC control circuit.

Optional Remote Start Panel Wiring Diagram #38024

DC Voltmeter

Electrical System Troubleshooting

Troubleshooting common electrical system issues.

Generator Description and Model Rating

Troubleshooting and Adjustments for the BC Generator

Component Resistance Values

Rotating Field;Auxiliary Windings

Resistance values for rotor windings and diodes.

Main Stator Windings

Resistance values for main stator windings.

Exciter Windings

Resistance values for exciter windings and capacitors.

Battery Charging Circuit

Electrical values for the battery charging circuit components.

Generator Hertz (Cycle) and Voltage Changes

Engine Speed Adjustment

Procedures for adjusting engine speed for different hertz outputs.

Generator Troubleshooting

Field Fabricated Tools

Westerbeke 7.0 KW BGC -60Hz Specifications

General IconGeneral
Frequency60 Hz
Power Output7.0 kW
AC Voltage120/240 V
Rated Output7.0 kW
ManufacturerWesterbeke
Model7.0 KW BGC

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