Manuals / Generac Power Systems / Lawn and Garden / Portable Generator

Generac Power Systems 04389-3, 04456-3, 04390-3 owner manual Notes

Models: 04389-3, 04456-3, 04390-3

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Section 6 — Notes

Air-cooled 7 kW, 12 kW and 15 kW Generators

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Generac Power Systems 04389-3, 04456-3, 04390-3 owner manual Notes, Air-cooled 7 kW, 12 kW and 15 kW Generators

Contents

life-support applications Not intended for use as Primary Power in place of utility or inInstallation and Owner’s Manual DEADLY EXHAUST FUMES. OUTDOOR INSTALLATION ONLY‹ OPERATION AND MAINTENANCE ‹ CONTENTS‹ HOW TO OBTAIN SERVICE INTRODUCTIONand Adjustments Section 2 - Post Installation Start-upSection 4 - Maintenance Section 5 - TroubleshootingIMPORTANT SAFETY INSTRUCTIONS  GENERAL HAZARDS  WARNING  DANGER FIRE HAZARDS   ELECTRICAL HAZARDS  EXPLOSION HAZARDS  ‹ STANDARDS INDEX1.1 UNPACKING/INSPECTION ‹ 1.3.1 SECTION 210.12 ARC FAULT CIRCUIT INTERRUPTER PROTECTION1.2 PROTECTION SYSTEMS BREAKER FOR BEDROOMSFigure 1.1 - 7 kW, Single Cylinder GH-410 Engine 1.4 THE GENERATORFigure 1.2 - 12 kW and 15 kW, V-twin GT-990/760 Engine Section 1 - General Information‹ 1.5.1 GENERATOR 1.5 SPECIFICATIONS‹ 1.5.2 ENGINE Section 1 - General Information1.6 SYSTEM SET LED 1.9 RECONFIGURING THE FUEL SYSTEM1.7 FUEL REQUIREMENTS AND RECOMMENDATIONS 1.8 FUEL CONSUMPTION‹ 1.9.2 12KW AND 15KW, V-TWIN ENGINES 1.10 LOCATION‹ 1.10.1 GENERATOR Figure 1.4 - Demand Regulator1.12 THE BATTERY 1.11 BATTERY INSTALLATION‹ 1.10.2 TRANSFER SWITCH 1.10.2.1 7 kW, 12 kW and 15 kW Units Figure 1.5 - Battery Cable Connections2.1 BEFORE INITIAL START-UP 2.2 CHECK TRANSFER SWITCH OPERATION2.3 ELECTRICAL CHECKS Section 2 - Post Installation Start-up and Adjustments2.5 CHECKING AUTOMATIC OPERATION 2.4 GENERATOR TESTS UNDER LOADSection 2 - Post Installation Start-up and Adjustments DANGERFigure 2.2 - Placement of Regulator 2.6 ADJUSTING THE REGULATOR NATURAL GAS ONLYFigure 2.1 - Dual Fuel Regulators Section 2 - Post Installation Start-up and AdjustmentsFigure 2.3 - Engine Governor Adjustment Single Cylinder Engines 2.7 ENGINE GOVERNOR ADJUSTMENTFigure 2.4 - Engine Governor Adjustment V-twin Engines Figure 2.5 - Full Load Speed Adjust Screw V-twin Engines3.1 BREAK-IN PROCEDURE 2.8 VOLTAGE REGULATOR ADJUSTMENTFigure 2.6 - Voltage Adjustment Potentiometer ‹ 3.2.1 “AUTO” POSITION3.3 AUTOMATIC TRANSFER OPERATION ‹ 3.3.1 12 VDC ACCESSORY OUTLET3.4 SEQUENCE OF AUTOMATIC OPERATION ‹ 3.2.2 “OFF” POSITIONFigure 3.2 - Manual Transfer Switch Operation ‹ 3.5.2 TRANSFER BACK TO UTILITY POWER SOURCE‹ 3.5.1 TRANSFER TO GENERATOR POWER SOURCE 3.5 MANUAL TRANSFER OPERATION‹ 3.7.2 HIGH TEMPERATURE SWITCH 3.6 SETTING THE EXERCISE TIMER‹ 3.7.1 LOW OIL PRESSURE SWITCH Figure 3.3 - Low Oil Pressure and High Temperature Switches4.2 CHECKING THE ENGINE OIL LEVEL 4.1 FUSESOil Dipstick and Fill ‹ 3.7.4 OVERSPEED‹ 4.3.2 OIL CHANGE PROCEDURE 4.5 CHANGING THE ENGINE AIR CLEANERFigure 4.6 - 7 kW, Engine Air Cleaner Location Air CleanerFigure 4.7 - 12 kW and 15 kW Engine Air Cleaner 4.7 BATTERY MAINTENANCEFigure 4.8 - Setting the Spark Plug Gap 4.6 SPARK PLUGSFigure 4.10 - Valve Clearance Adjustment 4.8 ADJUSTING GH-410/GT-990/760 VALVE CLEARANCE4.9 COOLING SYSTEM Figure 4.9 - Cooling Vent Locations‹ 4.12.1 REMOVAL FROM SERVICE 4.12 OUT OF SERVICE PROCEDURE‹ 4.12.2 RETURN TO SERVICE 4.10 ATTENTION AFTER SUBMERSIONATTENTION It is recommended that all service work 4.13 SERVICE SCHEDULESection 4 - Maintenance be performed by the nearest Authorized DealerProblem 5.1 TROUBLESHOOTING GUIDECause CorrectionAir-cooled 7 kW, 12 kW and 15 kW Generators Section 6 - NotesAir-cooled 7 kW, 12 kW and 15 kW Generators Section 6 - NotesAir-cooled 7 kW, 12 kW and 15 kW Generators Section 6 - NotesSection 7 - Electrical Data Section 7 - Electrical Data Wiring Diagram - V-Twin - Drawing No. 0E9016Air-cooled 7 kW, 12 kW and 15 kW Generators CUSTOMER CONNECTIONSection 7 - Electrical Data BATTERYSection 7 - Electrical Data ENGINE WIRING Wiring Diagram - Single Cylinder - Drawing No. 0E9014LOP - LOW OIL PRESSURE SWITCH SC - STARTER CONTACTOR SW1 - AUTO / OFF / MANUAL SWITCH SW2 - SET EXERCISE SWITCHAir-cooled 7 kW, 12 kW and 15 kW Generators Wiring Diagram - Single Cylinder - Drawing No. 0E9014Section 7 - Electrical Data Air-cooled 7 kW, 12 kW and 15 kW Generators Electrical Schematic - Single Cylinder - Drawing No. 0E9015Section 7 - Electrical Data Section 7 - Electrical Data Air-cooled 7 kW, 12 kW and 15 kW Generators Wiring Diagram - 8 Circuit Load Center - Drawing No. 0E7687ASection 7 - Electrical Data Section 7 - Electrical Data Air-cooled 7 kW, 12 kW and 15 kW Generators Wiring Diagram - 12 Circuit Load Center - Drawing No. 0E7687$Section 7 - Electrical Data Section 7 - Electrical Data TS-TERMINAL STRIP XA,XB-LIMIT SWITCHES Electrical Schematic - 8 Circuit Load Center - Drawing No. 0E7815AATS-AUTOMATIC TRANSFER SWITCH Section 7 - Electrical DataSection 7 - Electrical Data PRE PACKAGED UNITS ONLY Section 8 - Exploded Views and Parts ListsPART NO. QTY. DESCRIPTION Section 8 - Exploded Views and Parts ListsPART NO. QTY. DESCRIPTION Air-cooled 7 kW, 12 kW and 15 kW GeneratorsSection 8 - Exploded Views and Parts Lists PART NO. QTY Section 8 - Exploded Views and Parts ListsDESCRIPTION PART NO. QTYAir-cooled 7 kW, 12 kW and 15 kW Generators Section 8 - Exploded Views and Parts Lists7 kW, 8 Circuit Load Center Assembly - Drawing No. 0E7975-B 7 kW, 8 Circuit Load Center Assembly - Drawing No. 0E7975-B Section 8 - Exploded Views and Parts ListsDESCRIPTION Air-cooled 7 kW, 12 kW and 15 kW GeneratorsAir-cooled 7 kW, 12 kW and 15 kW Generators Section 8 - Exploded Views and Parts ListsAir-cooled 7 kW, 12 kW and 15 kW Generators Section 8 - Exploded Views and Parts ListsDESCRIPTION GT-990/760 Views and Parts ListsAir-cooled EnginePART NO. QTY. DESCRIPTION Section 8 - Exploded Views and Parts ListsPART NO. QTY. DESCRIPTION Air-cooled 7 kW, 12 kW and 15 kW GeneratorsSection 8 - Exploded Views and Parts Lists PART NO. QTY. DESCRIPTION Section 8 - Exploded Views and Parts ListsPART NO. QTY. DESCRIPTION Air-cooled 7 kW, 12 kW and 15 kW Generators7 kW Generator - Drawing No. 0D3504-E Section 8 - Exploded Views and Parts ListsAir-cooled 7 kW, 12 kW and 15 kW Generators DESCRIPTION Section 8 - Exploded Views and Parts ListsAir-cooled 7 kW, 12 kW and 15 kW Generators 7 kW Generator - Drawing No. 0D3504-E32 31 Section 8 - Exploded Views and Parts ListsAir-cooled 7 kW, 12 kW and 15 kW Generators 12 kW and 15 kW Generator - Drawing No. 0D3417-LDESCRIPTION Section 8 - Exploded Views and Parts ListsAir-cooled 7 kW, 12 kW and 15 kW Generators 12 kW and 15 kW Generator - Drawing No. 0D3417-LSection 8 - Exploded Views and Parts Lists DESCRIPTION Section 8 - Exploded Views and Parts ListsAir-cooled 7 kW, 12 kW and 15 kW Generators GN410 Engine - Drawing No. 0F3981-A PartSection 8 - Exploded Views and Parts Lists DESCRIPTION Section 8 - Exploded Views and Parts ListsAir-cooled 7 kW, 12 kW and 15 kW Generators GN410 Engine - Drawing No. 0F3981-A PartDESCRIPTION PART NO. QTYPART NO. QTY DESCRIPTIONALL DIMENSIONS IN MILLIMETERS INCHES Section 9 - Mounting DimensionsTRANSFER SWITCH IF SUPPLIED Air-cooled 7 kW, 12 kW and 15 kW Generators Drawing No. 0D3739-CMANUFACTURER’S EMISSION CONTROL SYSTEM WARRANTY COVERAGE YOUR WARRANTY RIGHTS AND OBLIGATIONSPURCHASER’S/OWNER’S WARRANTY RESPONSIBILITIES CALIFORNIA EMISSION CONTROL WARRANTY STATEMENTEMISSION RELATED PARTS INCLUDE THE FOLLOWING EMISSION CONTROL SYSTEM WARRANTYSection 10 - Warranty Air-cooled 7 kW, 12 kW and 15 kW GeneratorsWARRANTY SCHEDULE GENERAC POWER SYSTEMS TWO YEAR LIMITED WARRANTY FOR GUARDIANTHIS WARRANTY SHALL NOT APPLY TO THE FOLLOWING PREPACKAGED EMERGENCY AUTOMATIC STANDBY GENERATORS