Generac 04674-2, 04673-2, 04675-3 owner manual Introduction, Authorized Dealer Location

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INTRODUCTION

Thank you for purchasing this model by Generac Power Systems Inc.. This model is a compact, high performance, air-cooled, engine-driven generator designed to automatically supply electrical power to operate critical loads during a utility power failure.

This unit is factory installed in an all-weather, metal enclo- sure that is intended exclusively for outdoor installation. This generator will operate using either vapor withdrawn liquid propane (LP) or natural gas (NG).

‹READ THIS MANUAL THOROUGHLY

If any portion of this manual is not understood, contact the nearest Generac Authorized Dealer for starting, operating and servicing procedures.

Throughout this publication, and on tags and decals affixed to the generator, DANGER, WARNING, CAUTION and NOTE blocks are used to alert per- sonnel to special instructions about a particular operation that may be hazardous if performed incor- rectly or carelessly. Observe them carefully. Their definitions are as follows:

DANGER

After this heading, read instructions that, if not strictly complied with, will result in serious person- al injury, including death, in addition to property damage.

After this heading, read instructions that, if not strictly complied with, may result in serious person- al injury or property damage.

After this heading, read instructions that, if not strictly complied with, could result in damage to equipment and/or property.

NOTE:

After this heading, read explanatory statements that require special emphasis.

These safety warnings cannot eliminate the hazards that they indicate. Common sense and strict compli- ance with the special instructions while performing the service are essential to preventing accidents.

Four commonly used safety symbols accompany the DANGER, WARNING and CAUTION blocks. The type of information each indicates is as follows:

This symbol points out important safety informa- ! tion that, if not followed, could endanger personal

safety and/or property of others.

This symbol points out potential explosion hazard.

This symbol points out potential fire hazard.

This symbol points out potential electrical shock hazard.

The operator is responsible for proper and safe use of the equipment. Generac strongly recommends that the operator read this Owner's Manual and thor- oughly understand all instructions before using this equipment. Generac also strongly recommends instructing other users to properly start and operate the unit. This prepares them if they need to operate the equipment in an emergency.

‹CONTENTS

This manual contains pertinent owner’s information, including warranty, electrical diagrams, exploded views and lists of repair parts, for three different Guardian models:

•04673-2 – 6 kW NG, 7 kW LP, single-cylinder GH- 410 Engine

•04674-2 – 12 kW NG, 12 kW LP, V-twin GT-990 Engine

•04675-3 – 13 kW NG, 15 kW LP, V-twin GT-990 Engine

‹OPERATION AND MAINTENANCE

It is the operator's responsibility to perform all safe- ty checks, to make sure that all maintenance for safe operation is performed promptly, and to have the equipment checked periodically by a Generac Authorized Dealer. Normal maintenance service and replacement of parts are the responsibility of the owner/operator and, as such, are not considered defects in materials or workmanship within the terms of the warranty. Individual operating habits and usage contribute to the need for maintenance service.

Proper maintenance and care of the generator ensures a minimum number of problems and keep operating expenses at a minimum. See the Generac Authorized Dealer for service aids and accessories.

‹HOW TO OBTAIN SERVICE

When the generator requires servicing or repairs, simply contact a Generac Authorized Dealer for assistance. Service technicians are factory-trained and are capable of handling all service needs.

When contacting a Generac Authorized Dealer about parts and service, always supply the complete model number and serial number of the unit as given on its data decal, which is located on the generator. See Figure 1.1 or Figure 1.2 in Section 1.4 for decal loca- tion.

Model No. ____________ Serial No. ______________

AUTHORIZED

DEALER LOCATION

To locate the nearest GENERAC AUTHORIZED

DEALER, please call this number:

1-800-333-1322

DEALER LOCATION INFORMATION

CAN BE OBTAINED AT THIS NUMBER.

Generac® Power Systems, Inc.

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Contents Installation Introduction Authorized Dealer LocationTroubleshooting Post Installation Start-up AdjustmentsMaintenance Introduction Inside Front CoverGeneral Hazards Electrical Hazards ‹ Standards IndexSystem SET LED UNPACKING/INSPECTIONProtection Systems Generator Gfci‹ 1.5.2 Engine Specifications‹ 1.5.1 Generator Fuel Consumption Reconfiguring the Fuel SystemFuel Requirements Recommendations 1 7 KW, 410CCGenerator Transfer SwitchLocation 2.1 7 kW, 12 kW and 15 kW UnitsBattery Installation BatteryElectrical Checks Check Transfer Switch OperationBefore Initial START-UP Generator Tests Under Load Checking Automatic Operation1 7 KW Units Adjusting the Regulator Natural GAS onlyEngine Governor Adjustment Voltage Regulator Adjustment 2 12 KW and 15 KW UnitsSequence of Automatic Operation BREAK-IN ProcedureAutomatic Transfer Operation ‹ 3.2.1 Auto Position‹ 3.5.2 Transfer Back to Utility Power Source Manual Transfer Operation‹ 3.7.2 High Temperature Switch Setting the Exercise Timer‹ 3.7.1 LOW OIL Pressure Switch ‹ 3.7.3 OvercrankApproximate Crank Cycle Times Checking the Engine OIL LevelChanging the Engine OIL ‹ 3.7.4 Overspeed‹ 4.5.1 7 KW, 12 KW and 15 KW Generators ‹ 4.3.2 OIL Change ProcedureChanging the OIL Filter Battery Maintenance Spark PlugsAdjusting Valve Clearance Cooling System‹ 4.12.1 Removal from Service OUT of Service Procedure‹ 4.12.2 Return to Service Corrosion ProtectionService Schedule SYSTEM/COMPONENT Procedure FrequencyTroubleshooting Guide Problem Cause CorrectionElectrical Data Customer Battery Utility Battery Charger Utility Connection BCR SW1 Exploded Views and Parts Lists Part NO. QTY. Description Exploded Views and Parts Lists Part NO. QTY Description 1310 Sleeve Exploded Views and Parts Lists Item Part NO. QTY. Description 14 20 QTY Description Exploded Views and Parts Lists Stator 12KW Exploded Views and Parts Lists PIN, Piston D20 Exploded Views and Parts Lists SCREW, Taptite M6-1.0X8 Yellow Chrome Exploded Views and Parts Lists CASTING, Twin Regulator Housing Dimensions Generac Air-cooled 7 kW, 12 kW and 15 kW Generators PURCHASER’S/OWNER’S Warranty Responsibilities Your Warranty Rights and ObligationsMANUFACTURER’S Emission Control System Warranty Coverage Emission Control System Warranty Emission Related Parts Include the FollowingWarranty Schedule
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04674-2, 04675-3, 04673-2 specifications

Generac, a prominent name in the power equipment sector, offers a range of reliable and efficient energy solutions, including the models Generac 04673-2, 04675-3, and 04674-2. These models are designed to meet diverse consumer needs, from residential applications to larger commercial setups, providing dependable backup power during outages.

The Generac 04673-2 is a standout home standby generator specifically engineered for residential use. It boasts an automatic operation feature, ensuring that power is restored within seconds of an outage. This model operates on a robust Generac engine, delivering a reliable power output that can support essential household appliances and systems, including HVAC units, refrigerators, and sump pumps. One of the main characteristics of this generator is its Quiet Test mode, which runs at a lower RPM to minimize noise while conducting weekly self-tests, ensuring that the system is always ready when needed.

Moving on to the Generac 04675-3, this model offers enhanced features tailored for users needing higher power output. With a larger capacity, it can handle more demanding power needs, making it suitable for larger homes or small businesses. The 04675-3 is equipped with advanced technologies, including the Mobile Link™ remote monitoring system, which enables users to check the status and performance of their generator from anywhere using a smartphone or computer. This connectivity empowers users with real-time information and alerts regarding their generator's operational performance.

The Generac 04674-2 model rounds out the trio, engineered for those who need a powerful standby generator with a slightly different configuration. It features the same robust engine as the other models, ensuring reliability and user-friendly operation. Its standout feature is the integrated transfer switch capability, which allows for seamless transfer of power from the grid to the generator without manual intervention. This model also supports various fuel types, providing flexibility depending on user preference and availability.

All three Generac models focus on safety and efficiency, incorporating features such as excellent ventilation systems, all-weather enclosures, and user-friendly control panels. They are designed for low maintenance, ensuring long-lasting performance without extensive upkeep. With Generac's commitment to innovation and quality, these generators offer peace of mind, enabling users to maintain their lifestyles and operations without interruption during power outages. Whether for home or business use, the Generac 04673-2, 04675-3, and 04674-2 models represent a reliable choice in emergency power solutions.
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