Westerbeke 46 Manuel de l'opérateur

OPERATOR'S MANUAL WESTERBEKE 46 Marine Diesel Engine Publication # 34468 Edition Two May 1986 AVON INDUSTRIAL PARK, AVON, MA 02322 • TEL: (617

DESCRIPTION OF STARTING SYSTEM Model W-46 uses an electr ic starter assisted by glow plugs for both normal and cold weather starting. The figure is a

INSTRUMENT PANEL Description and use of: Note 1: When engine is stopped after use, the water temperature and oil pressure gauges may stay at their run

STARTING PROCEDURES 1. Advance throttle to full, press Preheat button and hold for the number of seconds indicated on Page 8 in "Glow Plug Use Da

STOPPING PROCEDURES 1. Model W-46, 'T' handle engine. early models were supplied with a manual shut-off. A or knob is pulled to shut off fue

3. Cautions during operation Confirm that the oil pressure is normal during operation. Confirm that exhaust gas is as follows: * While engine is cold

REQUIREMENTS FOR PROPER OPERATION LUBRICATION SYSTEM 1. Engine oil For engine lubrication, use diesel engine oil. Diesel engine oils are classified ac

5. Note A: Note B: After-market filters are not recommended material standard or diameters of important be entirely different from genuine parts. sinc

If a water trap type filter is not interposed between the fuel tank and engine lift pump, any entrained water will tend to lay in the bottom of the el

3. Notes on fuel system See on prior page a typical exploded view of a fuel system for this engine. It is also illustrative of the self-bleeding and p

On the forward control housing of the injection pump is a buffer screw. This buffer screw has all the visual characteristeics of a bleed screw, but it

COOLING SYSTEM 1. Cooling water As cooling water, use soft water with least impurity content such as tap water (potable water) or rainwater, and never

The total system is very reliable and requires only a daily check of the water level in the system plus routine checks of hose clamps and fittings • I

BELT TENSION The belts are properly ten-sioned when they deflect 10 to 12 mm (0.39 to 0.47 in) as they are depressed with a finger between the alterna

Model W 46 comes complete wi th a Flow Control which, when proper ly connected to a heater tank, produces domestic hot water from waste engine heat. P

~[R T[MP~. 'V.H @ "' '" I WI PI NG DIAGRAM 0'L PRESSURE @SWI-:-CH , "c @SEE NOTE-B W ~ srNDER c I I '" ,

SCHEMATIC DIAGRAM + r2VDC BATTERY BATTERY RETURN AlTERNATOR '" @ I 120AMP ~ ~ @ PANEl PRE-HEA1" SOL I -~-~-KEYSW ' I ~,o i iCB :

CYLINDER HEAD AND VALVES 1. Tighten cylinder head bolts in the sequence shown. The engine should be cold. Loosen each bolt one-eighth to one-quarter t

RECOMMENDED MAINTENANCE SERVICE Check and service your engine at specified intervals to maintain it in its best conditions and permit it to perform as

I. Check condition of zinc anode in heat exchanger. Should material be flaking off the zinc, it should be scraped clean, or be replaced by a good soli

*D. Checkup of glow plugs. Check glow plugs for blowout. Do resistance check. E. Removal of cooling water and flushing is suggested. F. Lubricate fres

FOREWORD Thank you for having selected a Westerbeke Diesel Engine for your use. This manual describes the procedures for proper handling and routine m

HBW TRANSMISSIONS All HBW models turn right hand propellers. All HBW models have their own oil sumps and dipsticks. All HBW models use ATF lubricant.

WARNER HYDRAULIC TRANSMISSIONS SHIFT LEVER FROM COOLER 10-13/10-14 1. CONTROL LEVER POSITION FROM COOLER (2.10:1 ONLY) DIPSTICK ASSEMBLY SHIFT LEVER

3. FILLING AND CHECKING THE HYDRAULIC SYSTEM The oil level should be maintained at the full mark on the dipstick. Check oil level prior to starting en

7. COOLING PROBLEMS Water passages inside of the cooler will sometimes become clogged, and this will reduce cooling capacity and cause overpressuring.

ROUTINE CHECKS AND MAINTENANCE ANNUAL CHECKS 1. PROPELLER AND OUTPUT SHAFT ALIGNMENT: This check should also be made any time the propeller strikes a

shift lever is positioned so that the spring loaded ball enters the chamfered hole in the side of the shift lever. 3. Connect an oil cooler into the c

WALTER V-DRIVES FLANGE ALIGNMENT - DIRECT COUPLED MODELS Install the propeller shaft flange on to the propeller shaft and tighten the two clamping bol

to the joint end that is on the spool adapter. This distance will not v~ry with misalignment Since the joint is bolted and cannot move.) Put the i3lA

drive train and eliminate many problems that arise due to misalign-ment. Final alignment should not be attempted until the boat has been allowed to &q

IBO'F, although safe operating temperatures may be as high as 210·F. On the models equipped with an oil circulating pump, the *49 oil pressure dr

TABLE OF CONTENTS PAGE GENERAL SPECIFICATIONS •...•••••••••• 3 INSTALLATION, PREPARATION AND SUPPLY CAUTIONS. .. • .. .. .. .. .. .. .. .. ..

OPERATION A pressure drop warning light is mounted on the instrument panel on V-drives equipped with an oil cir-culating pump. The warning light will

The plugs can be checked to see if they are magnetic only after removal. Touch the inside face with a metallic object, such as a screwdriver. Clean th

ENGINE TROUBLESHOOTING PROBLEM 1. ENGINE DOES NOT START a. b. c. d. e. f. g. h. i. Starting switch is defective Deficient drive torque of the starter

TORQUE SPECIFICATIONS Kg-m Ib-ft Cylinder head bolts Exhaust side 1l.5 -12.5 83.2 -90.5 Intake side 10.0 -11.0 72.4 -79.6 Main bearing cap 8.0 -9.0 57

UNLESS OTHERWISE INDICATED pitch kg-m Ib-ft. Grade 4T 6mm bolt/nut 1 0.4 -0.7 2.9 -5.1 8mm bolt/nut 1. 25 1.0 -1.6 7.2 -11. 6 10mm bolt/nut 1. 25 1.9

COMMON PARTS BY NUMBER DESCRIPTION PART NUMBER Fuel Hardware Kit, including banjo washers, injector seat washers 34441 Lift Pump Filter & Gasket 3

WESTERBEKE LIMITED WARRANTY 1. Warranty Obligation and Duration Westerbeke warrants to the original con~umt:r purchaser that all standard Wester

GENERAL SPECIFICATIONS Model Type Westerbeke 46 4-cycle, fresh water cooled diesel engine with raw water exchanger system * & Arrangement of Cylin

starter Alternator Battery Raw Water Flow Rate Propeller Recommendations (using HBW-150 1.8S:1 reduction) 12V, 1.6KW pinion shift type 12V -50 ampere

INSTALLATION, PREPARATION AND SUPPLY CAUTIONS * Check important aspects of installation before operating engine. (1) Alignment (Error to be no more

PREPARATIONS Take steps as shown below in starting your engine for the first time or after a prolonged shut-down. 1. a) F ill your eng ine wi th oil u

BREAKING IN YOUR NEW ENGINE While your engine has had at least one hour of test operations to demonstrate accurate assembly and correct operation of