Westerbeke 20B TWO Installation Manual

OPERATORS MANUAL . MARINE DIESEL ENGINES 308· THREE 30C·THREE 208-TWO PUBLICATION N0.36906 REVISION FIVE JANUARY 2011 WESTERBEKE CORPORATION • 150 JOH

INTRODUCTION SERIAL NUMBER LOCATION The engine's model number and serial number are located on a nameplate mounted on the side of the engine&apos

DIESEL FUEL, ENGINE OIL AND ENGINE COOLANT DIESEL FUEL USE A DIESEL FUEL WITH A CETANE RATING OF #45 OR HIGHER. (No. 2-D (SAE J313) diesel fuel accord

ADMIRAL CONTROL PANEL DESCRIPTION This manually-operated control panel is equipped with a KEY switch and RPM gauge with an ELAPSED TIME meter which me

CAPTAIN CONTROL PANEL DESCRIPTION This manually-operated control panel is equipped with a KEY switch, an RPM gauge, PREHEAT and START but-tons, an INS

PREPARATIONS FOR INITIAL START-UP PRESTART INSPECTION Before starting your engine for the first time or after a prolonged layoff, check the following

STARTING/STOPPING PROCEDURE CHECK LIST Follow this check list each day before sta1ting your engine. 0 Visually inspect the engine for fuel, oil, or

ENGINE BREAK-IN PROCEDURE DESCRIPTION Although your engine has experienced a minimum of one hour of test operations at the factory to make sure accura

WARNING LIGHTS, ALARMS & CIRCUIT BREAKER ALTERNATOR WARNINGS The Captain Control Panel indicates alternator low discharge with a red warning light

MAINTENANCE SCHEDULE In order to use this Maintenance Schedule, it will be necessary to log your engine hours. Use your engine hourmeter or record you

MAINTENANCE SCHEDULE NOTE: Use the engine hourmeter gauge to log your engine hours or record your engine hours by running time. SCHEDULED CHECK HOURS

A wARNING·· Exhaust gasses contain Carbon Monoxide, an odorless ani/ colorless gas. Carbon Monoxide is poisonous and can cause unconsciousness and dea

FUEL SYSTEM DIESEL FUEL USE A DIESEL FUEL WITH A CETANE RATING OF #45 OR HIGHER. (No. 2-0 (SAE J313) diesel fuel according to ASTM 0975). FUEL FILTERS

ENGINE COOLING SYSTEM DESCRIPTION Westcrbeke marine diesel gen.erators are designed and equipped for fresh water cooling. Heat produced in the engine

COOLING SYSTEM FRESH WATER COOLING CIRCUIT Fresh water coolant is pumped through the engine by a circulating pump, absorbing heat from the engine. The

COOLING SYSTEM THERMOSTAT A thermostat, located near the manifold at the front of the engine, controls the coolant temperature as the coolant continuo

COOLING SYSTEM RAW WATER PUMP The raw water pump is a,self-priming; rotary pump with a non-ferrous housing and a Neoprene impeller. The impeller has f

~~ ... ~(I) CORo~ >C')SI !g ... CD= ~~ ~ ... NOTE THE PUMP-flEPAIR KIT (49000) INCLUDES ALL THE LISTED COMPONENTS EXCEPT ITEMS 1 AND 7._THE

COOLING SYSTEM Zinc Anode #011885 A zinc anode, or pencil, is located in the raw water cooling circuit within the heat exchanger. The purpose of havin

ENGINE LUBRICATING OIL ENGINE OIL CHANGE 1. Draining the Oil Sump. Discharge the used oil through the sump drain hose (attached to the front of the e

REMOTE OIL FILTER (OPTIONAL) PN# 040078 INSTALLATION NOTE: Westerbeke is not responsible for engine failure due to This popular accessory is used to r

DOMESTIC HOT WATER TANK CONNECTIONS DESCRIPTION Both the two and three cylinder models are equipped with connections to send engine coolant to a domes

SAFETY INSTRUCTIONS INTRODUCTION Read this safety· manual carefully. Most accidents are caused by failure to follow fundamental rules and precau-tions

DOMESTIC HOT WATER TANK CONNECTIONS HOT WATER HEATER ABOVE THE ENGINE If any portion of the heating circuit rises above the engine's PRESSURE CAP

TACHOMETER TACHOMETER/HOUR METER The tachometer/hour meter used in propulsion engine instrument panels contain two separate electrical circuits with a

ALTERNATORS TESTING/TROUBLESHOOTING 50 AMP TYPICAL ALTERNATOR #14 BROWN"". ~--FROM TACH DESCRIPTION CASE GROUND EXCITER TERMINAL ~._..,~-~R

ALTERNATORS TESTING/TROUBLESHOOTING TESTING THE ALTERNATOR A CAUTION: Before starting the engine make certain that everyone is clear of moving parts!

ALTERNATORS TESTING/TROUBLESHOOTING TESTING THE EXCITATION CIRCUIT 1. Connect the positive(+) multimeter probe to the excitation terminal R on the alt

GLOW PLUGS DESCRIPTION The glow plugs are wired through the preheat solenoid. When PREHEAT is pressed at the control panel this solenoid should "

STARTER MOTOR DESCRIPTION The starter is a new type, small, light-weight and is called a high-speed internal-reduction starter. The pinion shaft is se

STARTER MOTOR A WARNING: When performing these procedures, position yourself safely away from the moving parts of the engine in case the engine starls

NOTE: AN ON-OFF SWITCH SHOULD BE IN-STALLED BETWEEN THE BATIERY AND STARTER TO DIS-CONNECT THE BAT-TERY IN AN EMER-GENCY AND WHEN LEAVING THE BOAT A S

ENGINE WIRING SCHEMATIC (#39144) /I ... "' ... SUIT ... STAll SOL. 0 r -,_~-:-: ---.~--(_M_r_-_-_-_-_-_-_-_-_-_-+ ADMIRAL PANEL CAPTAIN PANE

SAFETY INSTRUCTIONS ACCIDENTAL STARTING A WARNING: Accidental starting can cause injury or death! • Disconnect the battery cables before servicing th

ADMIRALS PANEL WIRING DIAGRAM (#36844) PREHEAT SOLENOID ~ ·GROUND TO NEU'mAI. ENGINE _BLOCK 0 SAFETY SWITCH WATER TEMP •. SENDER WATER TEMP. SWI

ADMIRALS PANEL WIRING SCHEMATIC (#36844) • 12VOLTDC Sl ) CB 20A N sw. l ~ ~., • KEY 1 .'r sw. I $1 ~· [3~~ ~' --~---' I PREHEAT sw. UF

CAPTAINS PANEL WIRING DIAGRAM (#36467) !"'t1 ! ~I -~1J I I I I ~~qmES~-12'10: I I I I I GI.OWPL.UGS ll,l.4,0a' O(P£NOI~G OH lltUN8

CAPTAINS PANEL WIRING SCHEMATIC (#36467) rr•zvoc 0 STAM' ST'AA't!:Q 1 ~------------~;-'-~~·~~~M~------~ Sl PI ) c.e. ZOA I ~&quo

ENGINE TROUBLESHOOTING The following troubleshooting table describes ce11ain problems relating to engine service, the probable causes of these prob-le

ENGINE TROUBLESHOOTING Problem Probable Cause Verification/Remedy Engine slows and stops. 1. Fuel lift pump failure. 1. Fuel lift pump should make a d

CONTROL PANEL TROUBLESHOOTING MANUAL STARTER DISCONNECT (TOGGLE SWITCHES) NOTE: The engine control system is protected by a 20 amp manual reset circui

ENGINE ADJUSTMENTS NOTE: WESTERBEKE recommends that the following engine adjustments be peiformed by a competent engine mechanic. The information belo

ENGINE ADJUSTMENTS NOTE: WESTERBEKE recommends that the following engine adjust-ments be performed by a competent engine mechanic. The information bel

ENGINE ADJUSTMENTS NOTE: WESTERBEKE recommends that the following engine adjust-ments be performed by a competent engine mechanic. The information be

SAFETY INSTRUCTIONS • Do not wear loose clothing or jewelry when servicing equipment; tie back long hair and avoid wearing loose jackets, shirts, sle

ENGINE ADJUSTMENTS NOTE: WESTERBEKE recommends that the following engine adjust-ments be peiformed by a competent engine mechanic. The information be

ENGINE ADJUSTMENTS NOTE: WESTERBEKE recommends that the following engine adjustments be peiformed by a competent engine mechanic. The information belo

ENGINE ADJUSTMENTS NOTE: WESTERBEKE recommends that the following engine adjustments be peiformed by a competent engine mechanic. The information belo

JS AND BW TRANSMISSION DESCRIPTION The transmission's gear ratio is 2.47 to 1. This manual transmission turns a righthand propeller when engaged

JS AND BW TRANSMISSION SAILING OPERATION The JS transmission should be left in its NEUTRAL position while sailing. Leavi~g the transmission in NEUTRAL

HURTH HBW/ZF TRANSMISSIONS DESCRIPTION The information below is specific to the HBW Transmissions, the TRANSMISSION TROUBLESHOOTING SECTION applies to

HURTH HBWn.F TRANSMISSIONS INITIAL OPERATION All HBW/ZF marine transmissions are test-run on a test stand with the engine at the factory prior to deli

HURTH HBW/ZF TRANSMISSIONS OPERATING TEMPERATURE A WARNING: If the transmission fluid temperature is too high, stop the engine immediately and check t

HURTH HBW/ZF TRANSMISSION TROUBLESHOOTING CONTROL CABLES The majority of transmission difficulties arise as a result of improper clutch adjustments (m

HURTH HBW/ZF TRANSMISSION TROUBLESHOOTING Problem Probable Cause Verification/Remedy High fluid temperature. 1. Fluid level high during operation. 1.

INSTALLATION When installing WESTERBEKE engines and generators it is important that strict attention be paid to the following information: CODES. AND

PRM NEWAGE TRANSMISSIONS MODELS 80 AND 120 THE MODEL 120 HAS A BREATHER· FITTING ON THE TOP OF THE CAS{ 112" HEX PLUG . MODEL 80 (MODEL 120 USES

PRM NEWAGE TRANSMISSIONS MODELS 80 AND 120 CONTROL CABLES The control cable or rod should be arranged at a right angle to the actuating shift lever wi

PRM NEWAGE TRANSMISSIONS TROUBLESHOOTING Problem Probable Cause Verification/Remedy .. Excessive noise at low speeds. 1. Engine idle speed too low. 1.

Engine Type Governor Valve Mechanism Combustion Chamber Bore & Stroke Piston Displacement Firing Order Direction of Rotation Maximum Torque Compre

Engine Type Governor Valve Mechanism Combustion Charnber Bore & Stroke Piston Displacement Firing Order Direction of Rotation Maxirnum Torque Comp

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

LAY-UP & RECOMMISSIONING Starter Motor Lubrication and cleaning of the starter drive pinion is advisable, if access to the starter permits its eas

TORQUE SPECIFICATIONS . ·COMPONENT FT-LB (M-KG) Alternator Bracket ... 27 -38 (3.8 -5.3) Back Plate ...

DECIMAL TO METRIC EQUIVALENT CHART Fractions of Decimal (in.) Fractions of an inch Metric (mm) an inch Decimal (in.) Metric (mm) 1/64 0.015625 0.396

STANDARD AND METRIC CONVERSION DATA LENGTH-DISTANCE Inches (in) x 25.4 = Millimeters (mm) x .0394 = Inches Feet (ft) x .305 = Meters (m) x 3.281 = Fee

TABLE OF CONTENTS Parts Identification ... 2 Glow Plugs ...

SUGGESTED SPARE PARTS WESTERBEKE MARINE DIESEL ENGINES CONTACT YOUR WESTERBEKE DEALER FOR SUGGESTIONS AND ADDITIONAL INFORMATION FUEL FILTER . CARTRID

Engines & Generators 1156-2/2011

oc COOlANT PRESSURE CAP REAR AIR INTAKE SilENCER THERMOSTAT ASSEMBlY Oil DRAIN FRONT PARTS IDENTIFICATION RIGHT SIDE BlOCK COOlANT DRAIN PlUG LEFT SID

INTRODUCTION This WESTERBEKE Diesel Engine is a product of WESTERBEKE's long years of experience and advanced technology. We take great pride in