Generator Specifications - Westerbeke 20.0KW SBEG Operator's Manual

WESTERBEKE 25KW AND 22.5KW SBEG GENERATOR SPECIFICATIONS
ENGINE SPECIFICATIONS
Engine Type
Governor
Combustion Chamber
Bore & Stroke
Piston Displacement
Firing Order
Direction of Rotation
Compression Ratio
Dimensions
Weight
20KW
22.5KW
Inclination
Gasoline, four-cycle, four-cylinder,
fresh water-cooled, Vertical, in-line
overhead mechanism
1.5% steady speed regulation.
Multi-sphere type.
3.38 x 3.70 inches (86.0 x 94.0 mm).
133.26 cubic inches (2184 cubic centimeters)
1-3-4-2
Clockwise, when viewed from the front
8.6:1
Height: 42.2 inches
Width: 22.4 inches
Length: 28.2 inches
725 Ibs (328 kgs)
7251bs (328 kgs)
Continuous 26"
Temporary 30·
(1071.9 mm)
(568.9 mm)
(716.3 mm)
TUNE-UP SPECIFICATIONS
Compression Pressure
(Limit of difference
between cylinders)
Valve liming
Valve Seat Angle
Valve Clearance
(engine warm)
Engine liming
198.1 psi (14 kg/em!) at 400 rpm
28.0 psi [2.0 kg/em!})
Intake Opens 2· BTDC
Intake Closes 53° ABDC
Exhaust Opens 57° BBDC
Exhaust Closes -2° ATDC
Intake 45"
Exhaust 45"
Intake 0.012 inches (0.3 mm)
Exhaust 0.012 inches (0.3 mm)
16° BTDC at 1800 rpm
±
.1°
(vacuum advanced disconnection)
EXHAUST EMISSIONS SYSTEMS
EmiSSion Control
Systems
EPA litle 40, part 1048
CARB Title 13, chapter 9, article 4.5
IGNITION SYSTEM
General Battery ignition 12V negative ground.
Distributor with ignition module and ignitor.
Ignition coil and spark plugs.
Distributor Solid state type with signal generator and
ignitor.
Spark Plug Thread Size 14mm X 1.25 pitch
liming 16° BTDe at 1800 rpm
± .1'
(vacuum advanced disconnection)
33° BTDC at 1800 rpm ± .1·
(vacuum advanced disconnection)
Spark Plug Gap .030 inches (0.8 mm)
Dwell
General
Fuel
Fuel
un
Pump
Fuel consumption
Fuel Filter
(on engine)
Air Cleaner
(flame arrester)
Air Flow
(engine combustion)
General
Operating Temperature
Fresh Water Pump
Raw Water Pump
Raw Water Flow,
at 1800 rpm
System capacity
(coolant)
63°
at 1800 rpm.
FUEL SYSTEM
Electronic fuel injection.
Regular
or
unleaded gasoline with an octane
rating of 89 or better.
Electric-lift capability of 6ft. (1Smm)
2.0 - 2.2 U.S. GPH (7.5 - 8.3 LPH) at full output.
Replaceable cartridge-screw on.
Metal screen type cleanable.
69.5 cfm (1.9 cmm)
COOLING SYSTEM
Fresh water-cooled block, thermostatically-
controlled with heat exchanger.
170 -190· F (77 - 88· C)
Centrifugal type, metal impeller, belt-driven
Positive displacement, rubber impeller,
belt driven.
6.7 gpm (25.3Ipm)
9.0 qts (S.5Iiters)
Engines
&
Generators
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