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Related Manuals for Generac Power Systems 7kW Air-cooled, Automatic Standby Generators
Summary of Contents for Generac Power Systems 7kW Air-cooled, Automatic Standby Generators
- Page 1 Owner's Manual LISTED 7kW Air-cooled, Automatic Standby Generators...
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Page 2: Table Of Contents
Table of Contents Introduction ..........1 Operation ........... 13 Read This Manual Thoroughly ..........1 Control Panel Interface ..........13 Automatic Transfer Operation ........14 Safety Rules ..........1 Sequence of Automatic Operation .........14 Contents ................1 Manual Operation ............15 Operation and Maintenance............1 Side Compartment ............15 How to Obtain Service ............1 Protection Systems ............16 Standards Index ..............3... -
Page 3: Introduction
NOTE: www.generac.com Notes contain additional information important to a procedure and will be found within the regular text body of this manual. When contacting a Dealer about parts and service, always supply the... -
Page 4: Exhaust Hazards
Safety Rules IMPORTANT SAFETY INSTRUCTIONS: 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. Study these SAFETY RULES carefully before installing, operating •... -
Page 5: Standards Index
Safety Rules • The National Electrical Code (NEC) requires the frame and external STANDARDS INDEX electrically conductive parts of the generator to be connected to In the absence of pertinent standards, codes, regulations and an approved earth ground. Local electrical codes also may require laws, the published information listed below may be used for proper grounding of the generator electrical system. -
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: The Generator
General Information SPECIFICATIONS Displacement Category Compliance Period 1.6.1 GENERATOR 300 Hours < 66 cc 125 Hours Rated Voltage ................240 Rated Maximum Load Current (Amps) at 240 Volts (LP)* ..29.2 50 Hours Main Circuit Breaker ............30 Amp 500 Hours Transfer Switch Load Center Circuits** 30A, 240V ....1 ... -
Page 8: System Ready Led
General Information SYSTEM READY LED Use an approved pipe sealant or joint compound on all threaded fittings. The "System Ready LED" is illuminated 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 9: Location
General Information To change the fuel selection, remove the hose clamp and hose from the throttle assembly. Remove the Natural Gas (Larger ID) fuel jet from the fuel inlet. Obtain the fuel jet for Propane (Smaller ID that has been sup- plied loose with the owners manual). - Page 10 General Information 1.11.1 GENERATOR • The generator is typically placed on pea gravel or crushed stone. Check local codes if a concrete slab is required. If a Install the generator set, in its protective enclosure, outdoors, concrete base slab is required, all federal, state and local codes where adequate cooling and ventilating air is always available should be followed.
- Page 11 General Information Figure 1.4 – Installation Guidelines No windows or openings in the wall permitted within 5 feet from any point of the generator. 60 inches Minimum Distance All Around Existing Wall 36” if the surface has a fire resistant rating of at least one hour per NFPA 37 Top of Generator Clearance from the ends and front of the generator These guidelines are based upon the...
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Page 12: Battery Requirements
General Information 1.12 BATTERY REQUIREMENTS 1.14 THE BATTERY See the Specifications section for correct battery size and rating. Do not dispose of the battery in a fire. The 1.13 BATTERY INSTALLATION battery is capable of exploding. Fill the battery with the proper electrolyte fluid if necessary and ... -
Page 13: Battery Charger
Post Installation Start-up and Adjustments CHECK TRANSFER SWITCH Be sure the utility power supply is turned off and the 7.5A fuse is removed from the gener- OPERATION ator control panel, or sparking may occur at the battery posts as the cables are attached Refer to the "Manual Transfer Operation"... -
Page 14: Generator Tests Under Load
Post Installation Start-up and Adjustments CHECKING AUTOMATIC 11. Connect the AC voltmeter test leads across terminal lugs E1 and neutral; then across E2 and neutral. In both cases, voltage OPERATION reading should be 120-125 volts AC. To check the system for proper automatic operation, proceed as 12. -
Page 15: Operation
Operation Figure 2.1 — Engine Governor Adjustment Single 3.1.2 SETTING THE EXERCISE TIMER Cylinder Engines This generator is equipped with an exercise timer. Once it is set, the generator will start and exercise every seven days, on the day of the week and at the time of day specified. During this exercise period, the unit runs for approximately 12 minutes and then shuts down. -
Page 16: Automatic Transfer Operation
Operation Press and hold the SET EXERCISE button for five (5) sec- Choke Operation onds. The 432cc engines have a choke behind the air box that is auto- Only the System Ready LED will remain on, the rest will stop matically controlled by the electronic control board. -
Page 17: Manual Operation
Operation 3.4.1 CLOSE TO UTILITY SOURCE SIDE Auto • Will start and run if Utility fails for 10 consecutive seconds. Before proceeding, verify the position of the transfer mechanism • Will start a five (5) second engine warm-up timer. by observing the position of 50A, 2-pole switches. •... -
Page 18: Protection Systems
Operation Figure 3.4 – Open Side Compartment Figure 3.5 – Low Oil Pressure and High Temperature Switches Over Speed (Shutdown Alarm) 4320 RPM for three (3) seconds or 4500 RPM immediately. This feature protects the generator from damage by shutting it down PROTECTION SYSTEMS if it happens to run faster than the preset limit. -
Page 19: Maintenance
Maintenance 3.6.3 PANEL ORIENTATION Reset the AUTO/OFF/MANUAL switch to its original position. If the generator was running during a utility outage, first turn When replacing the panels after installation or maintenance, the the generator's main circuit breaker back to the ON position. orientation of each panel is critical to proper cooling and operation Second, turn ON needed loads in the residence. -
Page 20: Changing The Engine Air Cleaner
Maintenance CHANGING THE ENGINE AIR CLEANER S A E 30 S A E 3 0 See "The Generator" section for the location of the air cleaner. Use the following procedures (Figure 4.2): 1 0W -3 0 1 0W -3 0 Lift the roof. -
Page 21: Battery Maintenance
Maintenance Figure 4.3 – Setting the Spark Plug Gap • Spilled electrolyte is to be washed down with an acid neutralizing agent. A common practice is to use a solution of 1 pound (500 grams) bicarbonate of soda to 1 gallon (4 liters) of water. -
Page 22: Cooling System
Maintenance To adjust valve clearance (if necessary): Figure 4.5 – Cooling Vent Locations • Make sure the engine is at 60° to 80° F. AIR INTAKE • Make sure that the spark plug wire is removed from the spark plug and is out of the way. •... - Page 23 Maintenance Attach a tag to the engine indicating the viscosity and clas- sification of the oil in the crankcase. Remove the spark plug and spray fogging agent into the spark plug threaded openings. Reinstall and tighten the spark plug. Remove the battery and store it in a cool, dry room on a wooden board.
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Page 24: Service Schedule
Maintenance 4.12 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 25: 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. Defective starter motor. Dead Battery. -
Page 26: Installation Diagrams
Installation Diagrams Drawing No. 0H9267-B... - Page 27 Installation Diagrams Drawing No. 0H9267-B...
- Page 28 Installation Diagrams Drawing No. 0J1064-A UTILITY METER SOCKET GENERATOR CUSTOMER CONNECTION (194 ) NOTE: POWER LEADS AND TRANSFER SWITCH LEADS TO BE RUN IN TWO DIFFERENT CONDUITS.
- Page 29 Installation Diagrams Drawing No. 0J1064-A 8 CIRCUIT TRANSFER SWITCH...
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Page 30: Warranty
Generac cannot deny warranty solely due to the lack of receipts. As the generator owner, you should be aware that Generac may deny any and/or all warranty coverage or responsibility if your generator, or a part/component thereof, has failed due to abuse, neglect, improper maintenance or unapproved modifications, or the use of counterfeit and/or "grey market"... -
Page 31: Emission Control System Warranty
Such use voids this ECS Warranty and shall be sufficient grounds for disallowing an ECS Warranty claim. Generac shall not be held liable hereunder for failures of any warranted parts of Generac equipment caused by the use of such an unapproved, add-on, modified, counterfeit and/or "grey market"... - Page 32 “COREPOWER/ES” EMERGENCY AUTOMATIC STANDBY GENERATORS For a period of two years from the date of original sale Generac Power Systems, Inc. (Generac) warrants that its standby generator will be free from defects in material and workmanship for the items and period set forth below. Generac Power Systems, Inc will, at its option, repair or replace any part(s) which, upon examination, inspection and testing by Generac Power Systems, Inc.
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