Generac Power Systems 04456-1, 04390-1, 04389-1 owner manual Installation

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Installation and

Owner’s Manual

Air-cooled, Prepackaged

Automatic Standby Generators

Models:

04389-1 (6 kW NG, 7 kW LP)

04456-1 (12 kW NG, 12 kW LP)

04390-1 (13 kW NG, 15 kW LP)

GENERAC R

POWER SYSTEMS, INC.

R

!

Not intended for use as Primary Power in place of utility or in

!

life-support applications.

 

 

DANGER

DEADLY EXHAUST FUMES. OUTDOOR INSTALLATION ONLY!!

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Contents Installation Authorized Dealer Location IntroductionMaintenance Post Installation Start-up AdjustmentsTroubleshooting Introduction Inside Front CoverGeneral Hazards ‹ Standards Index Electrical HazardsProtection Systems UNPACKING/INSPECTIONSystem SET LED 7 kW, Single Cylinder GH-410 Engine Your Generator‹ 1.5.1 Generator Specifications‹ 1.5.2 Engine Fuel Requirements Recommendations Reconfiguring the Fuel SystemFuel Consumption 1 7 KW, 410CC EngineLocation Transfer SwitchGenerator 2.1 7 kW, 12 kW and 15 kW UnitsBattery Battery InstallationBefore Initial START-UP Check Transfer Switch OperationElectrical Checks Checking Automatic Operation Generator Tests Under LoadEngine Governor Adjustment Adjusting the Regulator Natural GAS only1 7 KW Units 2 12 KW and 15 KW Units Voltage Regulator AdjustmentAutomatic Transfer Operation BREAK-IN Procedure‹ 3.2.3 Manual Position ‹ 3.2.1 Auto PositionManual Transfer Operation Sequence of Automatic Operation‹ 3.5.2 Transfer Back to Utility Power Source Setting the Exercise Timer‹ 3.7.1 LOW OIL Pressure Switch ‹ 3.7.2 High Temperature SwitchApproximate Crank Cycle Times Checking the Engine OIL Level‹ 3.7.4 Overspeed Changing the Engine OIL ‹ 4.3.2 OIL Change ProcedureChanging the OIL Filter ‹ 4.3.1 Engine OIL RecommendationsSpark Plugs Battery MaintenanceCooling System Adjusting GH-410/GT-990 Valve Clearance‹ 4.12.1 Removal from Service OUT of Service Procedure‹ 4.12.2 Return to Service Corrosion ProtectionSYSTEM/COMPONENT Procedure Frequency Service ScheduleProblem Cause Correction Troubleshooting GuideElectrical Data Customer Battery Utility Battery Charger Utility Connection BCR Customer Connections Neutral Exploded Views and Parts Lists Part NO.QTY. Description Exploded Views and Parts Lists QTY Description Exploded Views and Parts Lists BOX GTS Load Center Exploded Views and Parts Lists COVER, 12 Position GTS Load Center Kit Contains BUSHING, Governor Lower 138 122 KNOB, AIR Cleaner 28 31 ADAPTOR, Engine Exploded Views and Parts Lists Stator 12KW Exploded Views and Parts Lists ASSEMBLY, Connecting ROD Exploded Views and Parts Lists SCREW, Taptite M6-1.0X8 Yellow Chrome Engine only Mounting Dimensions Guardian Air-cooled 7 kW, 12 kW and 15 kW Generators Guardian Air-cooled 7 kW, 12 kW and 15 kW Generators MANUFACTURER’S Emission Control System Warranty Coverage Your Warranty Rights and ObligationsPURCHASER’S/OWNER’S Warranty Responsibilities Emission Related Parts Include the Following Emission Control System WarrantyThis Warranty Shall not Apply to the Following Warranty Schedule

04389-1, 04456-1, 04390-1 specifications

Generac Power Systems is synonymous with reliable and innovative power solutions for both residential and commercial applications. Among its diverse product lineup, the Generac 04390-1, 04456-1, and 04389-1 stand out due to their robust features, advanced technologies, and user-focused characteristics.

The Generac 04390-1 is a portable generator designed for versatility and efficiency. It is equipped with a powerful OHV engine that enables it to deliver up to 3500 running watts and 4375 starting watts, making it suitable for various applications, such as home backup during outages or powering tools on job sites. The generator features a built-in PowerRUSH technology, which provides a 40% more starting capacity than traditional models, allowing it to handle more demanding appliances and tools simultaneously. Additionally, its lightweight and compact design enhance portability, complemented by a sturdy handle and flat-free wheels.

Moving on to the Generac 04456-1, this model offers a greater output with 7500 running watts and 9400 starting watts. Ideal for larger homes or work environments, it is powered by a heavy-duty, 420cc engine and designed for optimal performance. The unit incorporates an electric start feature for easy operation and includes a low-oil shutdown system that protects the engine from damage, providing peace of mind to users. The reinforced roll-cage design ensures durability, while its quiet operation keeps noise levels to a minimum, making it suitable for more noise-sensitive environments.

Lastly, the Generac 04389-1 generator is particularly characterized by its dual-fuel capability, allowing users to run it on either gasoline or propane. This flexibility ensures seamless operation in various situations, with 5500 running watts on gasoline and 4950 running watts on propane. The model’s advanced engineering includes an easy-to-read fuel gauge, ensuring that users can monitor fuel levels without hassle. This generator is also equipped with a heavy-duty, full-wrap steel frame for resistance against impacts and wear, making it perfect for outdoor use.

Collectively, the Generac 04390-1, 04456-1, and 04389-1 models embody a commitment to quality and innovation. With their powerful engines, enhanced technologies, and user-friendly features, these generators provide peace of mind through reliable power solutions, catering to a multitude of needs for both residential and commercial users alike. Whether for emergency backup or regular use, Generac’s offerings ensure that power is always on hand when it’s needed the most.
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