Section 1 – General Information
PRIMEPACT 50 Recreational Vehicle Generator
◆ 1.5.5 ENGINE
Generac does not recommend using any
! gasoline containing alcohol (such as “gasohol”).
If you use any gasoline containing alcohol, it must not contain more than 10 percent ethanol, and it must be removed from the generator during storage. Do NOT use any gasoline containing methanol. If you use gasoline with alcohol, inspect more frequently for fuel leaks and other abnormalities.
◆ 1.5.2 OPTIONAL PROPANE FUEL SYSTEM
The PRIMEPACT 50LP series generator is equipped with a liquid propane (LP) gas fuel system. LP gas is usually supplied as a liquid in pressure tanks.
PRIMEPACT series generators require a vapor with- drawal type fuel system. This type of gaseous fuel sys- tem uses the vapors forming above the liquid fuel in the storage tank. Air temperature around the storage tank must be high enough to sustain adequate fuel vaporization. In colder climates, you may need to use an independent heat source to be sure the fuel suffi- ciently vaporizes in the storage tank.
LP gas may consist of propane, butane or a mixture of the two gases. Propane vaporizes at temperatures as low as
◆1.5.3 FUEL CONSUMPTION
Model | No Load | 1/2 Load | Full Load |
PRIMEPACT 50 | 0.32 | 0.46 | 0.76 |
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PRIMEPACT 50 LP | 0.47/17.05 | 0.72/3.06 | 1.25/45.35 |
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Gasoline is in gal/h. |
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LP is in gal/h and cf/h.
◆1.5.4 ENGINE OIL REQUIREMENTS
Use only high quality detergent oil rated with American Petroleum Institute (API) Service Classification SF, SG or SH. The recommended oil weights include the following:
•During summer months: SAE 30. An acceptable substitute is SAE
•During winter months: SAE
Crankcase and oil filter capacity is approximately 1,400 mL or 1.5 U.S. quarts. Do NOT use special additives. See Sections 3.1 and 3.2 (Page 12) for oil level check and fill procedures.
Type of Engine | ||
Cooling Method | ||
Rated Horsepower | 15 @ 4,200 rpm | |
Displacement | 407cc | |
Cylinder Block | Aluminum w/Cast Iron Sleeve | |
Type of Governor | Mechanical, Fixed Speed | |
Air Cleaner | Paper Element w/Foam Precleaner | |
Starter | ||
Ignition System | ||
Recommended Spark Plug |
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Champion | RC12YC | |
AC | R45S | |
Fram Autolite | 65 | |
Spark Plug Gap | 0.030 inch (76 mm) | |
Recommended Minimum Battery | ..............400 | |
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| Amperes |
◆1.5.6 GENERATOR
Rated Maximum Continuous |
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AC Output (Gasoline) | 4,800 Watts (4.8 kW) |
AC Output (LP Fuel) | 4,500 Watts (4.5 kW) |
Rated Voltage | 120 Volts AC* |
Rated Maximum Continuous |
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AC Current (Gasoline) | 40 Amperes** |
AC Current (LP Fuel) | 37.5 Amperes** |
Phase | Single |
Rotor RPM | 3,600 |
Number of Rotor Poles | 2 |
Engine RPM | 2,571 |
Rated AC Frequency | 60 Hz |
Battery Charge Voltage | 14 Volts DC |
Battery Charge Current | 2 Amperes (max) |
Weight |
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Gasoline | 198 Pounds |
LP Fuel | 200 Pounds |
Length | 25.5 inches (648 mm) |
Width | 18.88 inches (479 mm) |
Height | 16.75 inches (425 mm) |
*All units are reconnectable to 120- and/or
**If reconnected for dual voltage, the ampere rating for 240 volts is 20 AC amperes for model PRIMEPACT 50
◆1.5.7 EMISSIONS COMPLIANCE PERIOD
For
•For engines less than 225 cc displacement, Category C=125 hours, B=250 hours, and A=500 hours.
•For engines of 225 cc or more, Category C=250 hours, B=500 hours, and A=1000 hours.
6 Generac® Power Systems, Inc.