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OPERATORS MANUAL
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7A·1 and 11A·1
MARINE DIESEL ENGINES
PUBLICATION NO. 45145
1 st Edition! April 2001
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WESTERBEKE CORPORATION· MYLES STANDISH INDUSTRIAL PARK
150 JOHN HANCOCK ROAD, TAUNTON, MA 02780-7319 U.S.A.
TEL: (508)823-7677. FAX: (508)884-9688. WEBSITE: www.WESTERBEKECOM
~~~~
NMMA
Member National Marine Manufacturers Association ,
~"'~
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- Page 1 OPERATORS MANUAL 7A·1 and 11A·1 MARINE DIESEL ENGINES PUBLICATION NO. 45145 1 st Edition! April 2001 WESTERBEKE CORPORATION· MYLES STANDISH INDUSTRIAL PARK 150 JOHN HANCOCK ROAD, TAUNTON, MA 02780-7319 U.S.A. TEL: (508)823-7677. FAX: (508)884-9688. WEBSITE: www.WESTERBEKECOM ~~~~ NMMA Member National Marine Manufacturers Association ,...
- Page 2 OPERATORS MANUAL 7A·1 and 11A·1 MARINE DIESEL ENGINES PUBLICATION NO. 45145 15t Edition! April 2001 'WESTERBEKE W£ST£RB£K£ CORPORATION· MYL£S STANDISH INDUSTRIAL PARK 150 JOHN HANCOCK ROAD, TAUNTON, 02780-7319 U.S.A. TEL: (508)823-7677· FAX: (508)884-9688· WEBSITE www.WESTERBEKECOM ~~~~ NHHA Member National Marine Manufacturers Association...
- Page 3 Shut down the unit and do not restart until it has been inspected and repaired. This WARNING DECAL is provided by WESTERBEKE and should be fixed to bulkhead near your engine or generator. WESTERBEKE a/so recommends installing CARBON MONOXIDE DETECTORS in the Iiving/sleeping quarters of your vessel.
- Page 4 SAFETY INSTRUCTIONS INTRODUCTION PREVENT BURNS - FIRE Read these safety instructions carefuUy. Most accidents are caused by failure to follow fundamental rules precau- WARNING: cause Fire can injury death! tions. Know when dangerous conditions exist and take the necessary precautions to protect yourself, your personnel, •...
- Page 5 SAFETY INSTRUCTIONS ACCIDENTAL STARTING TOXIC EXHAUST GASES WARNING: Accidental starling can cause injury WARNING: Carbon monoxide (CO) is deadly gas! or death! • Ensure that the exhaust system is adequate to expel gases • Disconnect the battery cables before servicing the engine. discharged from the engine.
- Page 6 SAFETY INSTRUCTIONS ABYC, NFPA AND USCG PUBLICATIONS FOR • Do not wear loose clothing or jewelty when servicing equipment; tie back long hair and avoid wearing loose INSTAlliNG DIESEL ENGINES jackets, shirts, sleeves, rings, necklaces or bracelets that Read the following ABYC, NFPA and USCG pUblications could be caught in moving parts.
- Page 7 INSTALLATION When installing WESTERBEKE engines and generators, it is important that strict attention be paid to the following information: CODES AND REGULATIONS be complied with when Federal regulations, ABYC guidelines and safety codes must installing engines and generators in a marine environment.
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Page 8: Table Of Contents
Protecting Your Investment ..........3 Air Filter ............... 24 7A-1 Diesel Engine Specifications ..........4 Maintenance ..............24 7A-1 Diesel Engine Parts Identification ........5 Water Heater ................11A-1 Diesel Engine Specifications ..........6 Water Heater Installations ............ 24 11A-1 Diesel Engine Parts Identlfication ........7 Fuel System ................. -
Page 9: Introduction
We take great pride in the superior durability and and catalogs) provided from sources other than dependable performance of our engines and generators. Thank WESTERBEKE are not within WESTERBEKE's control. you for selecting WESlERBEKE. WESTERBEKE CANNOT BE RESPONSIBLE FOR THE... -
Page 10: Component Locations
WESTERBEKE can provide is at your left, the right side is at your right. you with a suggested spares and accessories brochure to... -
Page 11: 7 A-1 Diesel Engine Specifications
7 A-1 DIESEL ENGINE SPECIFICATIONS ENGINE SPECIFICATIONS LUBRICATION SYSTEM Engine Type Diesel, four-cycle, one cylinder, raw water cooled, Lubrication System Forced lubrication by gear-driven pump vertical, in-line overhead valve mechanism Sump capacity 1.3 qts. (1.25 liters) Aspiration Naturally aspirated Operating Oil Pressu re 25.6-56.9 psi (1.8-4.0 kg/cm') Govemor Mechanical, centrifugal type... -
Page 12: 7 A-1 Diesel Engine Parts Identification
7 A-1 DIESEL ENGINE PARTS IDENTIFICATION AUTOMATIC DECOMPRESSION DEVICE HAN~-CRANK HANDLE GUIDE WATER PUMP flEXIBLE MOUNTS RAW WATER INTAKE CONNECTION CYLINDER HEAD ---t--Hl'f-H,-#'4:;;;t,i~M"-:;5~~~~ FUEL INJECTOR WATER INJECTED EXHAUST MANIFOLDJELBOW FUEL INJECTION PUMP TRANSMISSION FUEL FILTER TRANSMISSION OUTPUT FLANGE Engines Generators &... -
Page 13: Diesel Engine Specifications
11 A·1 DIESEL ENGINE SPECIFICATIONS ENGINE SPECIFICATIONS LUBRICATION SYSTEM Engine Type Diesel, four-cycle, one cylinder, raw water cooled, Lubrication System Forced lubrication by gear-driven pump vertical, in-line overhead valve mechanism Sump Capacity 1.7 qts. (1.6 liter) Aspiration Naturally aspirated Operating Oil Pressure 25.&-56.9 psi (1.8-4.0 kg/cm') Governor Mechanical, centrifugal type... -
Page 14: Diesel Engine Parts Identlfication
PARTS 11A·1 DIESEL ENGINE IDENnFICATION CYLINDER HEAD fOAArpoc CIRCUIT BREAKER TlfROTrtE CONTROL STARTER FUEL INJECTOR COOlANT TE"'PERATURE SWITCH TIlANS""SSION OIPSTIClCIFlll FUEL FILTER 'TRANSMISSION... -
Page 15: Preparations For Initial Start-Up
PREPARATIONS FOR INITIAL START-UP DIESEL FUEL PRE-START INSPECTION Use No.2 diesel fuel with a cetane rating of 45 or higher. Before starting your engine for the first time, or after a prolonged use kerosene or home heating fuel. lay-up, check the following items: D Check the engine oil level. -
Page 16: Starting/Stopping Procedure
STARTING/STOPPING PROCEDURE ELECTRIC STARTING NOTE: The Automatic Decompression Device not used for nOf77Ul1 electric starting. During engine operation, the pointer on 7A-I/llA-1 diesel engine has a 12 VDC electric starter. The this device in the operating o'clock) position. engine is started by using a keyswitch on the control panel. The switch has three positions: OFF, ON and START. -
Page 17: Automatic Decompression Device
HANDLE COLD STARTING DEVICE KNOB MODEL 7A-1 SHOWN The engine may be started by hand-cranking in an emergency or when the starting battery has become too low to allow an electric start. A manual start is possible with a completely dead battery. -
Page 18: Manual Starting Procedure
STARTING/STOPPING PROCEDURE Manual Starting Procedure 4. Crank the engine counterclockwise approximately 10 to 20 times until the engine turns freely. Then remove the crank To manually start the engine, follow the procedure described handle. below. When starting after cold nights or freezing temperatures S.