QT13068RNAC - Generator Generac - Free user manual and instructions
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| Product Type | Standby Generator |
| Brand | Generac |
| Model | QT13068RNAC |
| Rated Power (Standby) | 130 kW (162.5 kVA) |
| Rated Power (Prime) | 118 kW (147.5 kVA) |
| Fuel Type | Natural gas / LP vapor |
| Engine Displacement | 6.8 L (V8) |
| Voltage Options | 120/240V single-phase, 208V three-phase, 480V three-phase |
| Phase | Single or three-phase (reconnectable) |
| Frequency | 60 Hz |
| Dimensions (L x W x H) | 48.8 x 30.2 x 36.5 inches |
| Weight | 1530 lbs (694 kg) |
| Fuel Consumption (Natural Gas at full load) | ~15.5 ft³/hr |
| Fuel Consumption (LP at full load) | ~6.3 gal/hr |
| Alternator Type | Brushed, 4-pole, revolving field |
| Starting System | Electric start (12V battery included) |
| Transfer Switch Compatibility | Generac automatic transfer switch (up to 400A) |
| Noise Level at 23 ft | ~76 dBA |
| Fuel System | Dual fuel (natural gas and LP) with regulator |
| Cooling System | Liquid-cooled with radiator and fan |
| Oil Capacity | ~8 qt (7.6 L) |
| Oil Recommendation | SAE 10W-30 (API CJ-4) |
| Battery Voltage | 12V DC |
| Spark Plug Gap | 0.030 in (0.76 mm) |
| Warranty | 5-year limited warranty (residential) |
Frequently Asked Questions - QT13068RNAC Generac
What fuel does the Generac QT13068RNAC generator use?
The generator runs on natural gas or LP vapor. It is factory configured for natural gas but can be converted using the included LP conversion kit.
How often should I change the oil in my QT13068RNAC?
Change the oil every 100 hours of operation or annually, whichever comes first. Use SAE 10W-30 oil meeting API CJ-4 specification.
What is the recommended battery for this generator?
A 12V DC battery with at least 500 CCA (cold cranking amps) is required. The battery is included with the generator.
Can the QT13068RNAC be connected directly to my home's electrical panel?
Yes, but it must be installed with a UL-listed automatic transfer switch (ATS) rated for the generator's output. Connection should be performed by a licensed electrician.
What is the warranty on the Generac QT13068RNAC?
The generator comes with a 5-year limited warranty for residential use. Commercial applications may have a shorter warranty period.
How do I perform maintenance on the air filter?
Inspect the air filter every 50 hours and replace it annually or more often in dusty conditions. The filter is a foam element that can be cleaned with mild soap and water.
What is the maximum altitude for reliable operation?
The generator is certified for operation up to 5,000 feet (1,524 meters) without derating. At higher altitudes, power output may decrease.
Does the QT13068RNAC require a dedicated fuel line?
Yes, the generator requires a dedicated natural gas line of adequate size (typically 1.5 inches or larger) or an LP supply with proper regulators and piping.
What should I do if the generator fails to start?
Check the battery connections, fuel supply, and oil level. Also ensure the auto/off/manual switch is in the correct position. Refer to the troubleshooting section in the manual.
Can I run the generator in the rain?
The generator is weatherproof but should not be operated in standing water. It has a rain shield and is designed for outdoor installation, but avoid direct exposure to heavy rain.
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