Westerbeke 7.5 MCGA - Cooling System Specifications; Lubrication System Specifications; AC Generator (Single Phase) Specifications; Ignition System Specifications

9 Generator Specifications Operator Manual for Gasoline Generators
page 42
9.5 Specifications: Cooling System
Item
Description
General
Fresh water-cooled block through raw water-cooled heat exchanger circuit
Fresh Water Pump
Centrifugal type, metal impeller, belt-driven
Raw Water Pump
Positive displacement, rubber impeller, belt-driven
Raw Water Flow Rate
4.9 US gpm (18.5 liters per minute) @ 1800 rpm
(approx. measure before discharging into exhaust elbow)
Cooling Water Capacity
3.5 quarts (3.3 liters)
Operating Temperature
170°-190° F (77°-88° C)
9.6 Specifications: Lubrication System
Item
Description
General
Forced lubrication by gear pump
Oil Filter
Fuel flow, paper element, spin-on disposals
Oil Capacity
3.0 quarts (2.8 liters)
Oil Pressure (Operating)
30-45 psi (2.1-3.1 kg/cm
2
)
Oil Grade
API Service Category SJ, SL, SM, or SN or better
SAE 10W-30 or 15W-40
9.7 Specifications: AC Generator (Single Phase)
Item
Description
Single Phase
Ratings:
Brushless, four-pole capacitor, regulated
1800 rpm 60 Hz
1500 rpm 50 Hz
4.2 KW
230 volts, 18.2 amps, 50 Hz single phase, 4-wire, 1.0 power factor
5.0 KW
120 volts, 41.6 amps, 60 Hz single phase, 4-wire, 1.0 power factor
6.2 KW
230 volts, 26.9 amps, 50 Hz single phase, 4-wire, 1.0 power factor
7.5 KW
120 volts, 62.5 amps, 60 Hz single phase, 4-wire, 1.0 power factor
9.8 Specifications: Ignition System
Item
Description
General
Battery ignition 12-volt negative ground, ignition coil and spark plugs.
Ignition System
TCI Ignition Spark Module
Spark Plug Gap
0.028-0.031 inches (0.7-0.8 mm)
Spark Plug Thread
11.0 mm x 1.25 pitch
Ignition Timing
Electronic Control
Spark Plugs
Westerbeke 056754
Ignition Coil
12 volts – coil on plug type