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6 Generac
®
Power Systems, Inc.
Section 1 — General Information
Generac Air-cooled 7 kW, 12 kW and 15 kW Generators
1.5 SPECIFICATIONS
1.5.1 GENERATOR
Model 04673 Model 04674 Model 04675
Rated Max. Continuous Power Capacity (Watts*) 6,000 NG/7,000 LP 12,000 NG/12,000 LP 13,000 NG/15,000 LP
Rated Voltage 120/240 120/240 120/240
Rated Max. Continuous Load Current (Amps)
120 Volts + 50.0 NG/58.3 LP 100 NG/100.0 LP 108.3 NG/125.0 LP
240 Volts 25.0 NG/29.2 LP 50 NG/50.0 LP 54.2 NG/62.5 LP
Main Line Circuit Breaker 30 Amp 50 Amp 60 Amp/70 Amp
Phase 1 1 1
Number of Rotor Poles 2 2 2
Rated AC Frequency 60 Hz 60 Hz 60 Hz
Power Factor 1 1 1
Recommended Air Filter Generac Part # C8127 Generac Part # C8127 Generac Part # C8127
Battery Requirement Group 26/26R Group 26/26R Group 26/26R
at -17.8° C ( 0° F) 12 Volts and 12 Volts and 12 Volts and
350 Cold-cranking 525 Cold-cranking 525 Cold-cranking
Amperes Minimum Amperes Minimum Amperes Minimum
Weight 375 Pounds 470 Pounds 487 Pounds
Output Sound Level @ 23 ft (7m) at full load 68 db (A) 70.5db (A) 71.5 db (A)
Normal Operating Range -20°F (-28.8°C) to 104°F (40°C)
* Maximum wattage and current are subject to and limited by such factors as fuel Btu content, ambient temperature, altitude, engine power and condition, etc. Maximum power
decreases about 3.5 percent for each 1,000 feet above sea level; and also will decrease about 1 percent for each 6° C (42° F) above 16° C (60° F).
+ Total current in TWO separate curcuits. Current in each curcuit must not exceed the value stated for 240V.
1.5.2 ENGINE
Model 04673 Model 04674 Model 04675
Type of Engine GH-410 GT-990 GT-990
Number of Cylinders 1 2 2
Rated Horsepower 14.5 @ 3,600 rpm 30 @ 3,600 rpm 30 @ 3,600 rpm
Displacement 410cc 992cc 992cc
Cylinder Block Aluminum w/Cast Aluminum w/Cast Aluminum w/Cast
Iron Sleeve Iron Sleeve Iron Sleeve
Valve Arrangement Overhead Valves Overhead Valves Overhead Valves
Ignition System Solid-state w/Magneto Solid-state w/Magneto Solid-state w/Magneto
Recommended Spark Plug RC14YC RC12YC RC12YC
Spark Plug Gap 0.76 mm (0.030 inch) 0.508 mm (0.020 inch) 0.508 mm (0.020 inch)
Compression Ratio 8.6:1 9.5:1 9.5:1
Starter 12 Vdc 12 Vdc 12Vdc
Oil Capacity Including Filter Approx. 1.5 Qts Approx. 1.7 Qts Approx. 1.7 Qts
Recommended Oil Filter Generac Part # 70185 Generac Part # 70185 Generac Part # 70185
Recommended Air Filter Generac Part # 0C8127 Generac Part # 0C8127 Generac Part # 0C8127
Operating RPM 3,600 3,600 3,600