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Installation & Start-Up Manual
30000 Series
Liquid-Cooled
Home Generator System
Manual No. 205052GS Rev. A (01/08/2008)
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Thank you for purchasing this quality-built Briggs & Stratton home generator. We’re pleased that you’ve placed your confidence in the Briggs & Stratton brand. When operated and maintained according to the instructions in the operator’s manual, your Briggs & Stratton home generator will provide many years of dependable service. This manual contains safety information to make you aware of the hazards and risks associated with home generator systems and how to avoid them. This home generator sys
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Table of Contents Safety Rules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Installer Responsibilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Delivery Inspection. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Shipment Contents. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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Save These Instructions Safety Rules WARNING The safety alert symbol ( ) is used with a signal word (DANGER, CAUTION, WARNING), a pictorial and/or a safety Storage batteries give off explosive hydrogen message to alert you to hazards. DANGER indicates a hazard gas during recharging. which, if not avoided, will result in death or serious injury. Slightest spark will ignite hydrogen and cause WARNING indicates a hazard which, if not avoided, could explosion. result in death or serious inj
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WARNING WARNING Generator produces hazardous voltage. Propane and Natural Gas are extremely Failure to properly ground generator can result flammable and explosive. in electrocution. Fire or explosion can cause severe burns or Failure to isolate generator from power utility death. can result in death or injury to electric utility workers due to backfeed of electrical energy. • Install the fuel supply system according to applicable fuel-gas codes. • When using generator for backup power,
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NOTICE WARNING Exceeding generators wattage/amperage capacity can damage generator and/or electrical devices connected to Contact with muffler area can result in serious it. burns. • See Essential Circuits in Operator’s manual. Exhaust heat/gases can ignite combustibles or structures causing a fire. • Start generator and let engine stabilize before connecting electrical loads. • DO NOT touch hot parts and AVOID hot exhaust gases. • Allow equipment to cool before touching. NOTICE • DO NOT
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Delivery Inspection Installation After removing the carton, carefully inspect the home generator for any damage that may have occurred during Equipment Description shipment. This product is intended for use as an optional home IMPORTANT: If loss or damage is noted at time of delivery, generator system which provides an alternate source have the person(s) making delivery note all damage on the of electric power and to serve loads such as heating, freight bill and affix his signature under
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• Install the generator as close as possible to the transfer Home Generator Location switch and fuel supply to reduce the length of wiring, Before installing generator, consult with homeowner and convey conduit, and piping. the following guidelines which may affect the desired location. IMPORTANT: Laws or local codes may regulate the distance to the fuel supply. WARNING The Minimum clearances from aerial view of generator (A) to Exhaust heat / gasses can ignite combustibles combustible (
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Concrete Slab Lifting the Generator At the appropriate location, construct a concrete slab (28 day The generator weighs more than 1,700 pounds. Proper tools, compression strength of 3000 psi (200 MPa)) minimum equipment and qualified personnel should be used in all 5 inches thick and 6 inches wider than the enclosure on phases of handling and moving the generator. all sides. Strengthen slab with No. 6 reinforcing bars (on 12” centers) or 8 ga. steel wire fabric (6” centers). Avoid WARNI
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D C B E A F Access Doors The Gaseous Fuel System The home generator is equipped with an enclosure that has WARNING three access doors, as shown above. The doors are named for a significant component located behind them, as follows: A Fuel Inlet port (shown for reference) Propane and Natural Gas are extremely flammable and explosive. B Control Panel door C Exhaust opening (shown for reference) Fire or explosion can cause severe burns or death. D Coolant Fill door E Battery door • LP ga
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• Install the flexible, gaseous hose (supplied) between • Natural gas fuel supply pressure at the generator’s fuel the home generator Fuel Inlet port and rigid piping to inlet port should be between 7 to 11 inches of water prevent thermal expansion or contraction from causing (in. W.C.) at full load with all gas appliances turned on excessive stress on the piping material. and operating. NOTE: Where local conditions include earthquake, tornado, The home generator unit has been factory set t
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When the initial test runs are completed, the manometer Fuel Consumption is removed and the port is plugged. A typical final fuel Estimated fuel supply requirements at half and full load for connection assembly is shown here, where (A) is the fuel natural gas and LP vapor fuels are shown below. supply and (B) goes to the home generator. Natural Gas LP Vapor 1/2 Load Full Load 1/2 Load Full Load 27kW 259 C 420 C N/A N/A 259,000 B 420,000 B N/A N/A A 30kW N/A N/A 92 C 150 C N/A N/A 228,800 B 3
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System Connectors LV connections to signal fault contacts, transfer switch communication, remote LED and auxiliary 12VDC power are made to a removable ten-pin connector plug. Compare this illustration with your generator to familiarize yourself with the location of these important connections: A B C D E A - 10 Pole Connector Plug D - Remote LED Output — Used to connect to the remote LED supplied with the generator. The remote LED will B - Fault Contacts — Use NO, COM and NC for operating a
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To Transfer Switch Utility Fuse Power Winding Connection To Transfer Switch Generator AC Connection System Grounding the Generator A single-phase, three-wire AC connection system is used in Ground the home generator per applicable codes, standards the home generator. The stator assembly consists of a pair and regulations. There are two generator GND lug locations. of stationary windings with two leads brought out of each The one inside the alternator junction box next to the winding. The jun
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System Switch System Control Panel This two-position switch is the most important control on The home generator control panel, located inside the the home generator and is used as follows: generator housing, is shown below. • “AUTO” position is the normal operating position. If a utility power outage is sensed, the system will start F G the generator. When utility power is restored, lets the E engine stabilize internal temperatures, shuts off the generator, and waits for the next utility
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UNDER-FREQ. ADJUST STABILITY ADJUST VOLTAGE ADJUST Battery 11. Push and hold MANUAL OVER-RIDE button on control panel again until engine stops. The installer must supply a sealed, rechargeable 12 Volt DC, 650 Cold Cranking Amps (CCA) 55 amp hour starting IMPORTANT: DO NOT proceed until you are certain that battery. The battery may not be at full charge when installed. generator AC voltage is correct and within the stated limits. If battery voltage is below 12 Volts, charge the battery. See G
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7. While observing O Analyzer readout, adjust zero 11. Set generator’s main circuit breaker ON (resume full 2 pressure regulator [ZPR] (A) and main adjustment load). Reverify sensor value remains in target area. screw [MAS] (B) to obtain stoichiometric value shown Adjust MAS (B) as necessary. in table below. Select table value that corresponds to 12. Set generator’s main circuit breaker OFF (no load). your O measurement system. Shaded table line is 2 Reverify sensor value remains in targ
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Schematic/ Wiring Diagram 18 BRIGGSandSTRATTON.COM
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A button on the control panel is labeled “Set Exercise” (see Controls System Control Panel). The specific day and the specific See the Operator’s Manual for complete description of the time of day this button is pressed is programmed into the home generator controls. control board memory. This date and time is then used to automatically initiate the system exercise cycle. The “SET EXERCISE” legend on the control panel will flash until the set exercise cycle is set. To perform the Set Exe
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20 BRIGGSandSTRATTON.COM
