Westerbeke M3-20 Spezifikationen

• • OPERATORS MANUAL Unlvarsal MARINE DIESEL ENGINES M3·20A M3·20B M·25XPA M·25XPB M·35A M·35B PUBUCATION 200494 1 ST EDITION I APRIL 1997 I~ WESTERB

TABLE OF CONTENTS Introduction ... 2 Description ... . ...

INTRODUCTION These new high perfonnance UNIVERSAL marine diesel engines are a product of UNIVERSAL/WESTERBEKE's design technology and their com

INTRODUCTION SERIAL NUMBER LOCATION An identification nameplate that displays the engine model number and engine serial number is mounted on the si

ADMIRAL CONTROL PANEL UNIVERSAL offers two optional panels. Refer to the instruction page that applies to the panel you purchased. ADMIRAL PANEL Thi

CAPTAIN CONTROL PANEL CAPTAIN PANEL This manually~operated control panel is equipped with a Key Switch, an RPM gauge, PREHEAT and START buttons, an f

DIESEL FUEL, ENGINE OIL AND ENGINE COOLANT DIESEL FUEL Use fuel that meets the requirements or specification of Class 2-D (ASTM), and has a cetane r

PREPARATIONS FOR INITIAL START-UP PRESTART INSPECTION Before starting your engine for the first time or after a pro-longed layoff - check the followin

STARTING/STOPPING PROCEDURE STARTING PROCEDURE Place the transmission in neutral and advance the throttle control to slightly open. A CAUTION: Make

BREAK-IN PROCEDURE THE FIRST 50 HOURS Although your engine has experienced a minimum of one hour of test operations to ensure accurate assemhly and pr

THE DAILY ROUTINE CHECK LIST Each day before starting your engine, take a few moments to run this check list: o Visually inspect the engine for fue

SCHEDULED MAINTENANCE Fuel Supply Fuel/Waler Separator Engine Oil Level CoolanlLevel Drive Belts MAINTENANCE SCHEDULE A WARNING: Never attempt to perf

MAINTENANCE SCHEDULE NOTE: Use the engine hour meter gauge to log your engine hours or record your engine hours by running time. ' CHECK HOURS O

ENGINE COOLING CIRCUIT DESCRIPTION The engine is fresh water cooled (engine coolant) by an engine-mounted heat exchanger. Raw water is pumped through

ENGINE COOLING CIRCUIT THERMOSTAT A thermostat, located ncar the manifold at the front of the engine, controls the coolant temperature as it continuou

ENGINE COOLING CIRCUIT Changing the Raw Water Impeller 1. Close the raw water intake, 2. Remove the inlet and outlet rx>rt hoses from the pump,

ENGINE OIL CHANGE DRAIN THE SUMP The engine oil should be warm. Remove the oil drain hose from its attachment bracket and lower it into a container a

REMOTE OIL FILTER INSTALLATION This popular accessory is used to relocate the engine's oil fil-ter from the engine to a more convenient location

FUEL SYSTEM AWARNING: Shut off the fuel valve at the tank when servicing the fuel system. Take care in catching any fuel that may spill. 00 NOT aI/ow

FUEL SYSTEM FUEL ADDITIVES If fungus or bacteria is causing fuel problems, you should have an authorized dealer correct these problems. Then use a

OPERATORS MANUAL Univarsal MARINE DIESEL ENGINES M3-20A M3-20B M-25XPA M-25XPB M-35A M-35B PUBLICATION 200494 1 ST EDITION I APRIL 1997 I~ WESTERBEKE

DC ELECTRICAL SYSTEM DESCRIPTION The charging system consists of an alternator with a mounted voltage regulator, an engine DC wiring harness, a moun

DC ELECTRICAL SYSTEM ENGINE 12 VOLT DC CONTROL CIRCUIT The engine has a 12 volt DC electrical control circuit that is shown on the wiring diagrams th

DC ELECTRICAL SYSTEM WIRING DIAGRAM #31944 This diagram illustrates the 12 VDC negative ground electrical circuit. Two optional instrument panels are

DC ELECTRICAL SYSTEM WIRING SCHEMATIC #31944 ... "yo< ,0, " .. n. -t------:~:..~-;'~, ---""'@ ... " i " ,-

ENGINE ADJUSTMENTS THROTTLE AND STOP ASSEMBLY The throttle and engine stop levers arc located on the out-board side of the engine just below the fuel

WATER HEATER CONNECTIONS WATER HEATER INSTALLATIONS This engine is equipped with connections for the plumbing of engine coolant to heat an on-board wa

ENGINE TROUBLESHOOTING The following trouble shooting chart describes certain prob-lems, the probable causes of the problems, and the recom-mendation

Problem Battery runs down. Engine overheats. NOTE: Shut engine down immediately. Exhaust smoking problems Transmission will not shift in or out of gea

CONTROL PANEL TROUBLESHOOTING MANUAL STARTER DISCONNECT (TOGGLE SWITCHES) NOTE: The engine control system is protected by a 20 amop manual resel circu

TACHOMETER TROUBLESHOOTING TACHOMETER/HOURMETER The tachometerlhounneter used in propulsion engine instru~ ment panels contains two separate electrica

HBW TRANSMISSION INITIAL OPERATION All HBW marine transmissions are test-run on dynamometer with the engine at the factory prior to delivery. For saf

HBW TRANSMISSION A WARNING: The position of the cover plate under-neath the actuating lever is factory-adjusted to ensure equal shift lever travel fro

LAY-UP AND RECOMMISSIONING LAY-UP Many owners rely on their boatyards to prepare their craft, including engines and generators, for lay-up during the

LAY-UP AND RECOMMISSIONING STARTER MOTOR Lubrication and cleaning of the starter drive pinion is advis-able, if access to the starter permits its rem

UNIVERSAL MARINE ENGINES SPECIFICATIONS Four cycle, fresh-water cooled, vertical in-line marine diesel engines. HORSEPOWER CYlINOERS BORE ANO STROKE C

. UNIVERSAL MARINE ENGINES SPECIFICATIONS Four cycle, fresh-water cooled, vertical in-line marine diesel engines. HORSEPOWER CYLINDERS BORE AND STROKE

UNIVERSAL ENGINES PARTS IDENTIFICATION TYPICAL ENGINE (MODEL 358 SHOWN) 51 AMP D.C. ALTERNATOR OIL STARTER/SOLENOID FLEXIBLE MnI'MT·""&

METRIC CONVERSIONS INCHES TO MILLIMETERS MILLIMETERS TO INCHES Inches mm Inches mm mm Inches mm Inches 1 25.40 15 381.00 1 0.0394 15 0.5906 2 50.80

STANDARD HARDWARE TORQUES NOTE: Unless stated otherwise for a specific assembly. use the following torque values when tightening standard hardware.

UNIVERSAL SPARE PARTS OIL FILTER Change every 100 Hours. FUEL FILTER Change every 2~~~~ .;,~ ~ ~, ,- : L-1;,--:;'1," '>--.---~ AIR C

CALIFORNIA PROPOSmON 65 WARNING Diesel engine exhaust and some of its constituents are known to the State of California to cause cancer, birth defects

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WESTERBEKE CORPORATION' AVON INOUSTRIAL PARK AVON, MA 02322. TEL: (508) 588-7700· FAX: (508) 559-9323 •

SAFETY INSTRUCTIONS UNIVERSAL DIESEL ENGINES INTRODUCTION Rem! this safety manlllll carefully. Most accidents are caused IJy failure to follow juruiJl

SAFETY INSTRUCTIONS PREVENT BURNS -EXPLOSION (continued) • Follow re-fueling safety instructions. Keep the vessel's hatches closed when fueling

SAFETY INSTRUCTIONS TOXIC EXHAUST GASES I A WARNING: Cal'llon monoxide (CO) is a deadly gas! • Ensure that the exhaust system is adequate to exp

SAFETY INSTRUCTIONS RECOMMENDED INSTALlATION CODES AND SAfETY STANDARDS ENGINE INSTALlATIONS Preparations to install an engine should begin with a tho