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OPERATORS MANUAL
WESTERBEKE
MARINE DIESEL ENGINE
55A FOUR
PUBLICATION 041562
2nd Edition
I
February 1997
l~
'WESTERBEKE
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WESTERBEKE CORPORATION ·150 JOHN HANCOCK ROAD
MYLES STANDISH INDUSTRIAL PARK· TAUNTON, MA 02780
WEBSITE: www.WESTERBEKE.COM
""'''''''''''-
AlMMA
Member National Marine Manufacturers Association
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Summary of Contents for Westerbeke 55A FOUR
- Page 1 OPERATORS MANUAL WESTERBEKE MARINE DIESEL ENGINE 55A FOUR PUBLICATION 041562 2nd Edition February 1997 'WESTERBEKE WESTERBEKE CORPORATION ·150 JOHN HANCOCK ROAD MYLES STANDISH INDUSTRIAL PARK· TAUNTON, MA 02780 WEBSITE: www.WESTERBEKE.COM ---- ""'''''''''''- AlMMA Member National Marine Manufacturers Association...
- Page 2 CALIFORNIA Proposition 65 Warning Diesel engine exhaust and some of its constituents are known to the State of California to cause cancer, birth defects, and other reproductive harm. WESJ"ERBEKE Engines & Generators...
- Page 3 SAFETY INSTRUCTIONS INTRODUCTION PREVENT BURNS - FIRE Read this safety manual carefully. Most accidents are caused by failure foUow fundamental rules and precautions. WARNING: Fire can cause injury or death! Know when dangerous conditions exist and take the personne~ necessary precautions to protect yourself, your and your machinery.
- Page 4 SAFETY INSTRUCTIONS ACCIDENTAL STARTING TOXIC EXHAUST GASES WARNING: WARNING: Carbon monoxide (CO) is deadly gas! Accidental starting can cause injury or death! • Ensure that the exhaust system is adequate to expel gases discharged from the engine. Check the exhaust system •...
- Page 5 Follow their recommenda- moving parts. tions when installing your WESTERBEKE engine/generator. • Make sure all attaching hardware is properly tightened. ABYC (American Boat and Yacht Council) Keep protective shields and guards in their respective "Safety Standards for Small Craft"...
- Page 6 INSTALLATION When installing WESTERBEKE engines and generators it is important that strict attention be paid to the following information: CODES AND REGULATIONS Strict federal regulations, ABYC guidelines, and safety codes must be complied with when installing engines and generators in a marine environment.
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Page 7: Table Of Contents
WESTERBEKE 55A Torque Specifications ..35 Raw Water Cooling Circuit......... 14 Standard Hardware Torques ........ 36 Raw Water Pump ..........1 4 WESTERBEKE 55A FOUR Specifications ..37 Zinc Anode ............14 WESTERBEKE 55A FOUR Parts Identification38 Raw Water Pump Belt Adjustment ..... 14... -
Page 8: Introduction
INTRODUCTION PRODUCT SOFTWARE This WESTERBEKE Marine Diesel Engine is a product of WESTERBEKE' S long years of experience and ad- Product software (tech data, parts lists, manuals, vanced technology. We take great pride in the superior brochures and catalogs) provided from sources other than... -
Page 9: Serial Number Location
Care at the factory during assembly and thorough testing types of valves, camshaft, pistons, connecting rods and have resulted in a WESTERBEKE diesel engine capable lubricating system. of many thousands of hours of dependable service. How-... -
Page 10: Control Panels
CONTROL PANELS WESTERBEKE offers two optional panels- select You will notice that when the engine is shut down with the instruction page that applies to the panel you pur- the Key Switch turned OFF, the water temperature gauge chased. will continue to register the last temperature reading in-... -
Page 11: Captains Panel
CONTROL PANELS (Continued) CAPTAINS PANEL COOLANT TEMPERATURE; and an alarm buzzer for low OIL PRESSURE or high WATER TEMPERA- This manually-operated control panel is equipped with TURE. The RPM gauge is illuminated when the key a KEY SWITCH; an RPM gauge; PREHEAT and switch is turned ON and remains illuminated while the START buttons;... -
Page 12: Diesel Fuel, Engine Oil And Engine Coolant
Raycor 500 FG or 900 FG is a good example of such a filter. A coolant recovery tank kit is supplied with each WESTERBEKE diesel engine. The purpose of this re- ENGINE OIL covery tank is to allow for engine coolant expansion... -
Page 13: Preparations For Initial Start-Up
PREPARATIONS FOR INITIAL START-UP PREST ART INSPECTION Check the DC electrical system. Inspect wire connections and battery cable connections. Before starting your engine for the first time or after a prolonged layoff - check the following items. Visually examine the unit. Look for loose or missing parts, disconnected wires, unattached hoses, and Check the engine oil level;... -
Page 14: Starting/Stopping Procedure
STARTING/STOPPING PROCEDURE STARTING PROCEDURE CAUTION: Prolonged cranking intervals without Place the transmission in neutral and advance the throttle the engine starting can result in the engine exhaust control to slightly open. system filling with raw water. This may happen be- cause the pump is pumping raw water through the raw water cooling system during cranking. -
Page 15: Break-In Procedure
BREAK-IN PROCEDURE THE FIRST 50 HOURS 4. A void rapid acceleration, especially with a cold engine. Although your engine has experienced a minimum of one hour of test operations to ensure accurate assembly and S. Use caution not to overload the engine. The presence proper operation of all systems, break-in time is required. -
Page 16: The Daily Routine
In cases of excessive coolant loss, refill the system as outlined in Preparations for Initial Start-Up in this manual. l-vvl WESTERBEKE Engines & Generators... -
Page 17: Maintenance Schedule
Inspect for leaks. Tight connections check, siphon brake operation. Check the exhaust elbow for carbon and/or corrosion buildup on inside passages; clean and replace as necessary. ·WESTERBEKE recommends this service be performed by an authorized mechanic. /"VVI WESJERBEKE Engines &... - Page 18 Remove and replace. NOTE: Failure to replace the timing belt at the recommended interval could result in timing belt failure resulting in major damage to the engine. 'WESTERBEKE recommends this service be performed by an authorized mechanic. WSJERBEKE Engines Gene",tors &...
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Page 19: Engine Coolant
ENGINE COOLANT CHANGING THE COOLANT Start the engine and bring it to operating temperature. Monitor the coolant in the manifold and add as needed. The engine's coolant must be changed every eight to Fill the manifold to the filler neck and install the pressure twelve months depending on the engine's use. -
Page 20: Raw Water Cooling Circuit
This problem is often caused by the poor location of the syphon brake. See WESTERBEKE'S -OIL q _ _ Installation Manual. -
Page 21: Fuel System
When an adjustment is necessary, contact your 5. Turn on the fuel and manually prime the fuel filter WESTERBEKE dealer. using the priming pump on top ofthe housing. Use a slow steady pumping action until resistance is felt. -
Page 22: Priming (Bleeding) The Fuel System
Spares And Accessories brochure"). Purchase needed loosen all the high pressure injector lines (not injectors) spares from your local WESTERBEKE dealer or and crank the engine starter motor; as fuel spurts from distributor. If a leak should develop at a banjo washer... -
Page 23: Dc Electrical System
DC ELECTRICAL SYSTEM DESCRIPTION WARNING: Before starting the engine make certain The charging system consists of an alternator with a mounted that everyone is clear of moving parts! Keep away from voltage regulator, an engine DC wiring harness, a mounted sheaves and belts during test procedures.
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