
Section 3 — Maintenance
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 | 
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| Service Air  | 
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| Change Oil and Oil Filter‡ | 
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| Clean Spark Arrestor Screen | 
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| Check Valve Clearance | 
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| Service Air Cleaner | 
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| Replace Spark Plugs | 
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‡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.
***Check valve clearance and adjust if necessary after first 50 hours of operation and every 100 hours thereafter.
3.2PRODUCT SPECIFICATIONS
| 3.2.1 GENERATOR SPECIFICATIONS | 
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| MODEL | GPS 15,000 | 
| Model # | |
| Rated Max. Power | 15.0 kW | 
| Surge Power | 22.5 kW | 
| Rated AC Voltage | 120/240 | 
| Rated Max AC Load | 
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| Current @ 240V | 62.5 Amps | 
| Current @ 120V | 125.0 Amps | 
| Rated Frequency | 60 Hz @ 3600 RPM | 
| Phase | Single Phase | 
| Rated DC Voltage | 12 Volts | 
| Rated Max DC Load | 
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| Current @ 12 Volts | 10 Amperes | 
3.2.2 ENGINE SPECIFICATIONS
Rated Horsepower
| @ 3600 RPM | 30 | 
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| Displacement | 992cc | 
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| Spark Plug Type | Champion RC14YC or Equivalent | 
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| Spark Plug Gap | 0.040 inch or (1.01 mm) | 
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| Gasoline Capacity | 16 U.S. gallons | 
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| Oil Type | Summer – SAE 30 or  | |
| Oil Capacity | w/ Filter Change = 1.7 Qts. | w/o Filter Change = 1.4 Qts. | 
| Run Time/Fuel | 10 Hours / 1.6 gallons per hour | 
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