Generator Specifications - Westerbeke 4.5 BCGB - 60HZ Operator's Manual

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GENERATOR SPECIFICATIONS
ENGINE SPECIFICATIONS
Engine Type
Bore & Stroke
Total Displacement
Bearings
Combustion Chamber
Compression Ratio
Firing Order
Aspiration
Direction of Rotation
Inclination
Governor
Distributor
Spark Plugs
Ignition Coil
Ignition Timing
Fuel Pump
Fuel
Rame Arrester
Carburetor
3 cylinder, 4 cycle, overhead camshaft
w/counterbalance shaft, carburetored water
cooled gasoline engine
2.56 x 2.61 inches (65.0 x 66.3 mm).
40.3 cubic inches (.661iter)
Four main bearings
Semi-spherical
9.8-1
1 -3-2
Naturally aspirated
Counterclockwise viewed from the back end
25° continuous, all directions
30• temporary, all directions
Mechanical
Breakerless Distributor
14mm
12 Volt
15° BTDC
at
1800 rpm
FUEL SYSTEM
Electric fuel pump
Unleaded 89 octane or higher.
Ethanol blend E-10 maximum
Metal screen type
Single-barrel downdraft type
ELECTRICAL SYSTEM
.Start Motor
Starting Battery
Battery Capacity
Battery Charging
Generator Cooling
Engine Combustion
Engine Cooling
12 volt reduction gear with solenoid
12 volt negative ground
300 Cold Cranking Amps(CCA)(min)
Integral electric, 17 amps
AIR REQUIREMENTS
225- 250 elm (6.3- 70 cmm)
22.9 elm (0.6 cmm)
100 elm (2.8cmm)
NOTE:
Forced ventilation must be provided to maintain the generator's
compartment temperature below 122°F (50°C).
General
Fresh Water Pump
Raw Water Pump
Raw Water Row Rate
Operating Temperature
CooHng Water Capacity
Fresh water-cooled block through raw water-
cooled heat exchanger circuit
Centrifugal type, metal impeller, belt-driven
Positive displacement, rubber impeller,
belt driven.
5.0 gpm (18.51pm) at 1800 rpm
150°-170° F (65°- 77° C)
3 qts. (2.8 liters)
.
LUBRICATING SYSTEM
Type
Oil Filter
Oil Capacity
Oil Grade
Operation Oil Pressure
Forced lubrication by gear pump
Fuel flow, paper element, spin-on disposals
2.7 qts. (2.61iters)
API Specification SJ, SL or SM category
SAE 1 OW-40 or 15W-40
30 - 50 psi (2.1 - 3.5 kg/em')
AC GENERATOR (SINGLE P.HASE)
Type
Ratings
4.5KW
3.8KW
7.0KW
5.0KW
Brushless, four pole capacitor, regulated.
1800 rpm/60Hz, 1500 rpm/50Hz
120 volts, 37.5 amps, 60Hz
single phase, 4 wire, 1.0 power factor
230 volts, 16.5 amps, 50 Hz, single phase,
4 wire, 1.0 power factor
120 volts, 58.3 amps, 60 Hz,
single phase, 4 wire, 1.0 power factor
230 volts, 21.7 amps, 50 Hz, single phase,
4 wire, 1.0 power factor
TUNE-UP SPECIFICATIONS
Spark Plug Gap
Spark Plug Torque
Cylinder Head Torque
Bolt Torque
Valve Clearances
Exhaust Valves
0.031 ± .002 inches (0.8±0.05 mm)
10.8 - 15.2 lb-ft
60 - 70 Nm 43- 51 ft-lbs
See TORQUING THE CYLINDER HEAD
Intake Valves: 0.20mm (0.008in)
0.30mm (0.012in)
l"''IV'lWESIERBEKE
(Eng/ntiS
& Generators
49

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3.8 bcgb - 50hz7.0 bcgb- 60hz5.0 bcgb - 50hz

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