Generac Power Systems 005040-0, 005053-1, 005054-0 Electrical Data, Generac Power Systems, Inc

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Section 7 - Electrical Data

Guardian Liquid-cooled 25 kW Generator Electrical Schematic — 2.5L (25kW unit) — Drawing No. 0E9983-B

Generac® Power Systems, Inc. 33

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Contents This manual should remain with the unit SHOULD ATTEMPT INSTALLATIONOwner’s Manual Liquid-cooled, Prepackaged Standby GeneratorsINTRODUCTION AUTHORIZED SERVICE DEALER LOCATION‹ OPERATION AND MAINTENANCE ‹ HOW TO OBTAIN SERVICEGuardian Liquid-cooled 25 kW Generator Table of Contentsduring operation. Exercise care near running gen- erators GENERAL HAZARDSDespite the safe design of this generator Parts of the generator are rotating and/or hot‹ STANDARDS INDEX ELECTRICAL HAZARDSFIRE HAZARDS EXPLOSION HAZARDS1.4 GENERATOR AC CONNECTION SYSTEMS 1.2 TRANSFER SWITCH1.1 GENERATOR 1.3 AUTOMATIC SYSTEM OPERATIONFigure 1.4 - Low Oil Pressure Switch ‹ 1.7.1 LOW OIL PRESSURE SWITCH‹ 1.7.2 HIGH COOLANT TEMPERATURE SWITCH ‹ 1.7.3 LOW COOLANT LEVEL SWITCH1.8 UNPACKING 1.10 SPECIFICATIONS‹ 1.7.6 LOW BATTERY ‹ 1.8.1 UNPACKING PRECAUTIONS‹ 1.10.2 GENERATOR 1.12 RECONFIGURING THE FUEL SYSTEM FOR LP VAPORFigure 1.8 - Reconfigure the Fuel System 1.11 FUEL CONSUMPTION1.14 COOLANT RECOMMENDATIONS 1.15 BEFORE INSTALLATION2.1 STANDBY GENERATOR INSTALLATION 1.13 ENGINE OIL RECOMMENDATIONS‹ 2.1.2 OTHER PUBLISHED STANDARDS 2.3 GENERATOR MOUNTING AND SUPPORT2.4 BASIC STANDBY ELECTRIC SYSTEM 2.2 GENERATOR LOCATION2.7 GROUNDING THE GENERATOR 2.9 USING AN ENGINEERED “GTS” TRANSFER SWITCH2.5 EMERGENCY CIRCUIT ISOLATION METHOD 2.6 TOTAL CIRCUIT ISOLATION METHODStandby generators installed with automatic 2.10 BATTERY INSTALLATIONPos2 OFF - Standard Prepackaged ATS Application ‹ 2.10.1 VENTED BATTERIES‹ 2.11.1 PRIOR TO INITIAL START-UP 3.1 ENGINEERED GTS TRANSFER SWITCH‹ 2.11.2 TRANSFER SWITCH 2.11 PREPARATION BEFORE START-UP3.2 CONTROL CONSOLE COMPONENTS ‹ 3.2.2 FAULT INDICATOR LEDS‹ 3.2.1 AUTO/OFF/MANUAL SWITCH ‹ 3.2.5 SET EXERCISE TIME SWITCH‹ 3.2.6 SYSTEM READY LED 3.4 ENGINE GOVERNOR ADJUSTMENTS3.3 MANUAL TRANSFER AND START-UP 3.7 WEEKLY EXERCISE CYCLE Figure 3.2 - Engine Governor AdjustmentFigure 3.3 - “Set Exercise Time” Switch 3.6 AUTOMATIC OPERATIONB. ONCE EVERY SIX MONTHS 3.8 CONTROL BOARD DIP SWITCH SETTINGS4.1 MAINTENANCE PERFORMED BY AUTHORIZED SERVICE FACILITIES A. EVERY THREE MONTHSFigure 4.1 - Intake Manifold Installation 4.2 EXHAUST MANIFOLD PROCEDURE4.3 INTAKE MANIFOLD PROCEDURE 4.4 CYLINDER HEAD PROCEDURE4.7 CHECKING FLUID LEVELS 4.8 MAINTENANCE OWNER/ OPERATOR CAN PERFORM4.6 OVERLOAD PROTECTION FOR ENGINE DC ELECTRICAL SYSTEM ‹ 4.8.9 INSPECT ENGINE GOVERNOR ‹ 4.8.11 CHANGING THE ENGINE AIR CLEANERFigure 4.4 - Setting the Spark Plug Gap ‹ 4.8.8 CHECK FAN BELT‹ 4.9.3 BATTERY MAINTENANCE 4.9 MISCELLANEOUS MAINTENANCE‹ 4.9.1 CLEANING THE GENERATOR ‹ 4.9.2 BATTERYRemove the negative battery cable 4.10 SCHEDULED MAINTENANCEService Maintenance Interval Information Turn off the battery charger turn OFF utility supply to ATSTasks MaintenanceLevel Maintenance CORRECTION TROUBLESHOOTING POINTSPROBLEM CAUSEGuardian Liquid-cooled 25 kW Generator Section 7 - Electrical Data Wiring Diagram - 2.5L Engine 15kW & 20kW units -Drawing No. 0F141126 Generac Power Systems, Inc Section 7 - Electrical Data 28 Generac Power Systems, Inc Section 7 - Electrical Data 30 Generac Power Systems, Inc Wiring Diagram - 2.5L Engine 25kW unit -Drawing No. 0E9982-BSection 7 - Electrical Data 32 Generac Power Systems, Inc Electrical Schematic - 2.5L 25kW unit - Drawing No. 0E9983-BSection 7 - Electrical Data BLOCK ENGINE HARNESS WIRE34 Generac Power Systems, Inc MOUNTDESCRIPTION FASTENER TO SECURE PANEL FOR ACCESSGROUND WIRE COVER CABLEEnclosure - Drawing No. 0E9720-D 38 Generac Power Systems, Inc HINGE CONTINUOUS 1.5L CTRL PNL 40 Generac Power Systems, Inc Section 8 - Exploded Views and Parts TO RADIATOR 42 Generac Power Systems, IncGuardian Liquid-cooled 25 kW Generator Engine - Drawing No. 0E9918-E STEPPER MOTOR UNITS ONLYBRKT,D.C. ALTERNATORMACHINED SOURCE GENERAC-BOSCH GOVGASKET, 2.5L FORD EXHAUST MAN SERPENTINE BELT - 41 3/8 LENGTH44 Generac Power Systems, Inc 0E1028A I/NTO ENGINE COVERFuel System - Drawing No. 0E9980-D Alternator - Drawing No. 0E8660-C LOCKTIGHTLEADS 46 Generac Power Systems, IncCONDUIT FLEX 1-1/4 30 LG - 3.0L FORD & 3.9L CHRYSLER ROTOR REPLACEMENT PARTSROTOR 390 30KW 1P DIRECT HSB 3.0L FORD & 2.5L FORD STR 390 35AD1 HSB 382MM LONG3.0L FORD & 2.5L FORDSCREW HHC M8-1.25 X 60 G8.8 FT 48 Generac Power Systems, IncWITH TIE WRAP AS SHOWN SECURE WIRE HARNESSITEM 13 NEOPRENE COATINGHOSE, UPPER RADIATOR 174MM 50 Generac Power Systems, Inc1024 SUPPORT,RADIATOR 2.5L FORDInstallation Diagram - Drawing No. 0F1020-A Section 9 - Installation DiagramCALIFORNIA EMISSION CONTROL WARRANTY STATEMENT YOUR WARRANTY RIGHTS AND OBLIGATIONSMANUFACTURER’S EMISSION CONTROL SYSTEM WARRANTY COVERAGE PURCHASER’S/OWNER’S WARRANTY RESPONSIBILITIESEMISSION RELATED PARTS INCLUDE THE FOLLOWING EMISSION CONTROL SYSTEM WARRANTYGENERAC POWER SYSTEMS, INC P.O. BOX 297 WHITEWATER, WI GENERAC POWER SYSTEMS TWO YEAR LIMITED WARRANTY FOR GUARDIANWARRANTY SCHEDULE THIS WARRANTY SHALL NOT APPLY TO THE FOLLOWING