Westerbeke 20.0 BEDA - 20 KW BEDA Generator Specifications; Engine and General Specs; Fuel System Specs; Cooling System Specs

SPECIFICATIONS
WESTERBEKE 20 KW BEDA GENERATOR
Engine Type
Aspiration
Governor
Combustion Chamber
Bore & Stroke
Piston Displacement
Firing Order
otrectlon of Rotation
Maximum Torque
(at 1800 rpm)
SPECIFICATIONS
Diesel, four-cycle, four-cylinder, fresh
water-cooled Vertical, in-line overhead valve
mechanism (33 hp at 1800 rpm maximum).
Naturally aspirated.
Electronic Governing
Swirl type
3.50 x 4.0 inches (88.9 x 101.6 mm)
154 cubic inches (2.51iters)
1-3-4-2
Clockwise, when viewed from the front
1171b-ft (16.18 kg-m)
Compression Ratio 21:1
Dimensions
Weight
Height: 28.50 inches
Width: 22.00 inches
Length: 45.79 inches
9431bs (431.7 kgs)
(723.9mm)
(546.1 mm)
(1163.3 mm)
Fuel Consumption 2.0 gph (7.57 lph) at full rated output
(approximate)
lnctination Continuous 15"
Temporary 200 (not to exceed 20 min.)
Generator Power Take off 30 Horsepower (maximum)
General
Fuel
Fuel Injection Pump
Fuel Injection Timing
Nozzle
Fuel Riter
(on engine)
Air cleaner
Air Row
(engine combustion)
General
Operating Temperature
Fresh Water Pump
Raw Water Pump
Raw Water Row,
at 1800 rpm
System Capacity
(fresh water)
FUEL SYSTEM
Open flow, self priming - 1 bleed point
No. 20 SAE J313, cetane rating of 45 or higher.
Diesel fuel according to ASTM 0975
ZEXEL Model VE Distributor
o• TDC (Top Dead Center)
Throttle type
Spin-on type, full flow
Metal screen type
81.0 cfm (2.29 cmm)
COOLING SYSTEM
Fresh water-cooled block, thermostatically·
controlled with heat exchanger.
110 -190" F (77- 88. C)
Centrifugal type, metal impeller, belt-driven
Positive displacement, rubber impeller,
beltdrivim.
14.0 gpm (52.91pm) (measured
before discharging into exhaust elbow).
11.5 qts (10.881iters)
TUNE-UP SPECIFICATIONS
LUBRICATION SYSTEM
Compression Pressure 427 psi (30 kg/em') at 200 rpm
(Limit of difference between
cylinders) (47.2 psi (3.0 kg/em'})
Valve Timing
Valve Seat Angle
Valve Clearance
(engine cold)
Engine Speed
Injector Pressure
Engine Timing
Intake Opens 17" BTDC
Intake Closes 47" ABDC
Exhaust Opens 51" BBDC
Exhaust Closes 13" ATDC
Intake 45"
Exhaust 30"
Intake 0.012 inches (0.3 mm)
Exhaust O.o12 inches (0.3 mm)
1800 RPM 60 Hertz
1500 RPM 50 Hertz
1920 + 71·0 psi (135 + 5·0 kg/em')
Static timed - drop valve method
0.205 :t .005 inches BTDC
General
Oil Riter
Sump Capacity
(not including filter)
Operating Oil Pressure
(engine hot)
Oil Grade
l''fN'fWESIEIISEKE
Eng11N18 & Generators
43
Pressure fed system
Full flow, paper element, spin-on type
6.5 U.S. Qts (6.151iters)
plus filter/cooler assembly
50..60 psi (3.5 - 4.2 kglcm
2
)
API Specification of CF, CF-4, CG-4, CH-4, Cl-4
or better. SAE 1 OW-40 or 15W·40