Generac 4582, 4451 Maintenance Schedule, Product Specifications, Generator Specifications

Section 3 — Maintenance

Commercial-Industrial-Residential Portable Generator System

3.1 MAINTENANCE SCHEDULE

Follow the calendar intervals. More frequent service is required when operating in adverse conditions noted below.

Operation Maintenance	Daily		Every Season	Every Season		Every Season
Check Oil Level	✓
Service Air Pre-Cleaner			✓**
Change Oil and Oil Filter‡						✓*
Clean Spark Arrestor Screen				✓
Adjust Valve Clearance				✓
Service Air Cleaner						✓**
Replace Spark Plugs						✓
‡ Change oil after first 8 hours of operation then every season.
* Change oil and oil filter every month when operating under heavy load or in high temperatures.
** Clean more often under dirty or dusty operating conditions. Replace air cleaner parts if very dirty..
PRODUCT SPECIFICATIONS
3.2.1 GENERATOR SPECIFICATIONS
MODEL		GPS 12500			GPS 15000
Model #		004451-1			004582-1
Rated Max. Power		12.5 kW			15.0 kW
Surge Power		18.75 kW			22.5 kW
Rated AC Voltage		120/240			120/240
Rated Max AC Load
Current @ 240V		52.0 Amps			62.5 Amps
Current @ 120V		104.0 Amps			125.0 Amps
Rated Frequency			60 Hz @ 3600 RPM
Phase			Single Phase
Rated DC Voltage			12 Volts
Rated Max DC Load
Current @ 12 Volts			10 Amperes
3.2.2 ENGINE SPECIFICATIONS
Rated Horsepower
@ 3600 RPM		27			30
Displacement		763cc			992cc
Spark Plug Type			Champion RC14YC or Equivalent
Spark Plug Gap			0.030 inch or (0.76 mm)
Gasoline Capacity			16 U.S. gallons
Oil Type		Summer – SAE 30 or 10W-30 Winter – Synthetic 5W-20 or 5W-30
Oil Capacity		w/ Filter Change = 1.5 Qts. w/o Filter Change = 1.2 Qts.
Run Time/Fuel			10 Hours / 1.6 gallons per hour
Consumption-1/2 Load
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