Table of Contents
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Owner's Manual
8 - 20kW Air-cooled,
Automatic Standby Generators
C
US
LISTED
This manual must be used in conjunction with the Installation Manual before, and during installation!
NOT INTENDED FOR USE IN CRITICAL LIFE
SUPPORT APPLICATIONS.
ONLY QUALIFIED ELECTRICIANS OR CONTRACTORS
SHOULD ATTEMPT INSTALLATION!
DEADLY EXHAUST FUMES! OUTDOOR
INSTALLATION ONLY!
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Table of Contents
Related Manuals for Generac Power Systems 8 - 20kW Air-cooled Automatic Standby Generators
Summary of Contents for Generac Power Systems 8 - 20kW Air-cooled Automatic Standby Generators
- Page 1 Owner's Manual 8 - 20kW Air-cooled, Automatic Standby Generators NOT INTENDED FOR USE IN CRITICAL LIFE SUPPORT APPLICATIONS. ONLY QUALIFIED ELECTRICIANS OR CONTRACTORS SHOULD ATTEMPT INSTALLATION! LISTED DEADLY EXHAUST FUMES! OUTDOOR INSTALLATION ONLY! This manual must be used in conjunction with the Installation Manual before, and during installation!
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Page 2: Table Of Contents
Table of Contents Introduction ..........1 Operation ........... 17 Read This Manual Thoroughly ..........1 Control Panel Interface ..........17 Automatic Transfer Operation ........18 Safety Rules ..........1 Sequence of Automatic Operation .........18 Contents ................1 Manual Transfer Operation ..........19 Operation and Maintenance............1 Side Compartment ............20 How to Obtain Service ............1 Protection Systems ............20... -
Page 3: Introduction
Safety Rules INTRODUCTION This symbol points out potential electrical shock hazard. Thank you for purchasing this compact, high performance, air-cooled, engine-driven generator. It is designed to automatically supply electrical The operator is responsible for proper and safe use of the equipment. The power to operate critical loads during a utility power failure. -
Page 4: Exhaust Hazards
Safety Rules SAVE THESE INSTRUCTIONS – The manufacturer suggests that these rules for safe operation be copied and posted near the unit’s installation site. Safety should be stressed to all operators and potential operators of this equipment. • Install a battery operated carbon monoxide alarm indoors, Study these SAFETY RULES carefully before installing, operating according to manufacturer's instructions/recommendations. -
Page 5: Standards Index
Safety Rules ELECTRICAL HAZARDS EXPLOSION HAZARDS • All generators covered by this manual produce dangerous • Do not smoke around the generator. Wipe up any fuel or oil electrical voltages and can cause fatal electrical shock. Utility spills immediately. Ensure that no combustible materials are left power delivers extremely high and dangerous voltages to the in the generator compartment, or on or near the generator, as transfer switch as does the standby generator when it is in... -
Page 6: General Information
General Information PROTECTION SYSTEMS Unlike an automobile engine, the generator may have to run for Only qualified electricians or contractors long periods of time with no operator present to monitor engine should attempt such installations, which must conditions. For that reason, the engine is equipped with the fol- comply strictly with applicable codes, stan- lowing systems that protect it against potentially damaging condi- dards and regulations. -
Page 7: Emission Information
General Information If during the installation of the home standby system the decision For generators 13kW and greater, the Emission Control System is made to provide back up power to a bedroom branch circuit, code is EM (Engine Modification) and consists of the following then the circuit breaker in the transfer switch should be replaced components: with an Arc Fault Circuit Interrupter. -
Page 8: The Generator
General Information THE GENERATOR Figure 1.1 – 8kW, Single Cylinder, GH-410 Engine (door Figure 1.2 – 10kW, V-twin, GT-530 Engine removed) (door removed) Circuit Data Label Control Data Label Control Breaker Dipstick (see sample) Panel Dipstick (see sample) Panel Circuit Breaker Exhaust Exhaust... -
Page 9: Specifications
General Information SPECIFICATIONS 1.6.1 GENERATOR Model 10kW 13kW 14kW 16kW 17kW 20kW Rated Voltage Rated Maximum Load Current 33.3 41.6 54.1 58.3 66.6 70.8 83.3 (Amps) at 240 Volts (LP)* Main Circuit Breaker 35 Amp 45 Amp 55 Amp 60 Amp 65 Amp 65 Amp 100 Amp... -
Page 10: Ready To Run
General Information READY TO RUN Use an approved pipe sealant or joint compound on all threaded fitting. The "Ready to Run" on the display is ready when all of the following conditions are true: All installed gaseous fuel piping must be purged and leak tested prior to initial start-up in accordance with local codes, standards The AUTO/OFF/MANUAL switch is set to the AUTO position. -
Page 11: Reconfiguring The Fuel System
General Information 1.10 RECONFIGURING THE FUEL 1.10.2 10, 13, 14, 16, 17 AND 20KW, V-TWIN ENGINES SYSTEM To reconfigure the fuel system from NG to LP , follow these steps: NOTE: 1.10.1 8 KW, 410CC ENGINE The primary regulator for the propane supply is NOT INCLUDED with the generator. -
Page 12: High Altitude Operation
General Information Close the roof. Reverse the procedure to convert back to natural gas. Figure 1.7 - 13, 14, 16, 17, & 20kW, GT-990/GT-999 (Airbox Cover Removed) Fuel Selection Lever - "In" Position for Natural Gas Fuel 1.12 LOCATION The engine exhaust fumes contain carbon ... - Page 13 General Information • Allow sufficient room on all sides of the generator for mainte- 1.12.2 INSTALLATION GUIDELINES FOR STATIONARY nance and servicing. This unit must be installed in accordance STATIONARY AIR-COOLED 8 - 20KW with current applicable NFPA 37 and NFPA 70 standards; as GENERATORS well as any other federal, state and local codes for minimum distances from other structures.
- Page 14 General Information Figure 1.10 – Installation Guidelines No windows or openings in the wall permitted within 5 feet from any point of the generator. 18 inches Existing Wall 60 inches 60 inches Minimum Distance Clearance from windows, 36 inches Top of Generator 36 inches doors, any openings in the wall, shrubs or vegetation...
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Page 15: Battery Requirements
General Information 1.15 THE BATTERY If the AUTO/OFF/MANUAL switch is not set to its OFF position, the generator can crank DO NOT dispose of the battery in a fire. The and start as soon as the battery cables are battery is capable of exploding. -
Page 16: Battery Charger
Post Installation Start-up and Adjustments Be sure the utility power supply is turned off Turn OFF all breakers on the load center of the transfer box (T1 and the 7.5A fuse is removed from the gener- and T2). ator control panel, or sparking may occur at Turn OFF all loads connected to the transfer switch terminals the battery posts as the cables are attached... - Page 17 Post Installation Start-up and Adjustments ACTIVATION CHART CHOOSE LANGUAGE TROUBLESHOOTING Display Reads: Use ARROW keys to scroll to desired lan- If the wrong language is chosen, it can be guage. Press ENTER to select. changed later using the “edit” menu. Language English Escape...
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Page 18: Generator Tests Under Load
Post Installation Start-up and Adjustments Check utility power source voltage across terminals N1 and Set the generator's AUTO/OFF/MANUAL switch to MANUAL. the transfer switch neutral lug; then across terminal N2 and The engine should crank and start immediately. neutral. Nominal line-to-neutral voltage should be 120 volts AC. Let the engine stabilize and warm up for a few minutes. -
Page 19: Operation
Operation CONTROL PANEL INTERFACE INSTALLATION ASSISTANT Interconnect System Self Test Feature (follow the on-screen 3.1.1 USING THE AUTO/OFF/MANUAL SWITCH prompts) (FIGURE 3.1) Upon power up, this controller will go through a system self test which will check for the presence of utility voltage on the DC circuits. -
Page 20: Automatic Transfer Operation
Operation Display Interface Menus 3.3.2 CRANKING The LCD display is organized as detailed below: The system will control the cyclic cranking as follows: 16 second crank, seven (7) second rest, 16 second crank, seven (7) second • The “Home” page, this page is the default page which will be rest followed by three (3) additional cycles of seven (7) second displayed if no keys are pressed for 30 seconds. -
Page 21: Manual Transfer Operation
Operation 3.3.3 LOAD TRANSFER The transfer of load when the generator is running is dependent Do not attempt to activate the transfer switch upon the operating mode as follows: manually until all power voltage supplies to the switch have been positively turned off. Manual Failure to turn off all power voltage supplies ~ Will not transfer to generator if utility is present. -
Page 22: Side Compartment
Operation Use the manual transfer handle inside the transfer switch to Figure 3.4 – Open Side Compartment move the main contacts back to their UTILITY position, i.e., loads connected to the utility power source (Figure 3.2). 120V GFCI Outlet 15 Amp Outlet Breaker Turn ON the utility power supply to the transfer switch using the means provided. - Page 23 Operation Figure 3.5 – Low Oil Pressure and Overvoltage (Shutdown Alarm) High Temperature Switches If the generator voltage rises above 110% of rating for greater than three (3) seconds, an alarm will be issued and the unit will shut down. Low Oil Switch High Temp Switch If the generator voltage rises above 130% of rating for greater than...
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Page 24: Maintenance
Maintenance NOTE: Figure 4.1 — Oil Dipstick and Fill, 8kW Since most maintenance alerts will occur at the same time (most have two (2) year intervals), only one will appear on the Oil Dipstick and Fill display at any one time. Once the first alert is cleared, the next active alert will be displayed. -
Page 25: Changing The Engine Oil
Maintenance CHANGING THE ENGINE OIL Screw the new filter on by hand until its gasket lightly contacts the oil filter adapter. Then, tighten the filter an additional 3/4 to one turn (Figure 4.4). Refill with the proper recommended oil (see the Engine Oil Hot oil may cause burns. -
Page 26: Air Filter
Maintenance Figure 4.5 — 13, 14, 16, 17 & 20kW 4.5.3 8KW GENERATOR Engine Air Cleaner See "The Generator" section to locate the air box. Use the following procedures to replace the dirty air filter within the air box (Figure 4.7). -
Page 27: Battery Maintenance
Maintenance BATTERY MAINTENANCE • Discharge static electricity from body before touching the battery by first touching a ground- The battery should be inspected per the "Service Schedule" sec- ed metal surface. tion. The following procedure should be followed for inspection: Be sure the AUTO/OFF/MANUAL switch is ... -
Page 28: Cooling System
Maintenance When valve clearance is correct, hold the pivot ball stud in place Figure 4.10 – Cooling Vent Locations with the allen wrench and tighten the rocker arm jam nut. Tighten the jam nut to 174 in/lbs. torque. After tightening the jam nut, recheck valve clearance to make sure it did not change. - Page 29 Maintenance Remove the battery and store it in a cool, dry room on a 4.12.3 ACCESSORIES wooden board. Never store the battery on any concrete or There are performance enhancing accessories available for the earthen floor. air-cooled generators. 10. Clean and wipe the entire generator. •...
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Page 30: Service Schedule
Maintenance 4.13 SERVICE SCHEDULE ATTENTION: It is recommended that all service work be performed by the nearest Dealer. SYSTEM/COMPONENT PROCEDURE FREQUENCY X = Action W = Weekly R = Replace as Necessary M = Monthly Inspect Change Clean * = Notify Dealer if Repair is Y = Yearly Needed. -
Page 31: Troubleshooting
Troubleshooting TROUBLESHOOTING GUIDE Problem Cause Correction The engine will not crank. Fuse blown. Correct short circuit condition, replace 7.5A fuse in generator control panel. Loose, corroded or defective Tighten, clean or replace battery cables. as necessary. Defective starter contactor. (8 kW) Defective starter motor. -
Page 32: Appendix
Appendix MENU SYSTEM NAVIGATION To get to the MENU, use the "Esc" key from any page. It may need to be pressed many times before getting to the menu page. The currently selected menu is displayed as a flashing word. Navigate to the menu required by using the +/- keys. - Page 33 Appendix...
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Page 34: Notes
Notes 32 32... -
Page 35: Installation Diagrams
Installation Diagrams Drawing No. 0H6392-C... - Page 36 Installation Diagrams Drawing No. 0G8280-D...
- Page 37 Installation Diagrams Drawing No. 0G8280-D...
- Page 38 Installation Diagrams Drawing No. 0H6393-A...
- Page 39 Installation Diagrams Drawing No. 0H6393-A...
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Page 40: Warranty
IMPORTANT NOTE: This warranty statement explains your rights and obligations under the Emission Control System Warranty, which is provided to you by Generac pursuant to federal law. See also the "Generac Limited Warranties for Generac Power Systems, Inc.," which is enclosed herewith on a separate sheet, also provided to you by Generac. -
Page 41: Emission Control System Warranty
Warranty EMISSION CONTROL SYSTEM WARRANTY Emission Control System Warranty (ECS Warranty) for equipment using small spark-ignited engines: (a) Applicability: This warranty shall apply to equipment that uses small off-road engines. The ECS Warranty period shall begin on the date the new equipment is purchased by/delivered to its original, end-use purchaser/owner and shall continue for the lesser of: (1) The period of time specified in the Generac Limited Warranty enclosed herewith, but not less than 24 months, or (2) For engines equipped with hour meters, a number of operating hours equal to half of the engine’s useful life. - Page 42 Contact Generac Power Systems Inc. for additional Emission Control System Warranty related information, Generac Power Systems, Inc. P .O. Box 8, Waukesha, WI 53187, Phone 888-GENERAC (888-436-3722) or www.generac.com...
- Page 43 Purchaser’s/Owner’s Recordkeeping Responsibilities The United States Environmental Protection Agency (EPA) and Generac Power Systems, Inc. (Generac), are pleased to explain your recordkeeping require- ments for compliance with Subpart JJJJ – Standards of Performance for Stationary Spark Ignition Internal Combustion Engines as listed in the Electronic Code of Federal Regulations Title 40 Part 60.
- Page 44 Part No. 0J1547 Revision A (06/01/11) Printed in U.S.A.
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Oil capacity for 20kw air cooled