n N o R tf ep o r ro du ct io Copyright © Briggs & Stratton Corporation Milwaukee, WI, USA. All Rights Reserved.
California Proposition 65..................................................... 3 Thank You..............................................................................3 Where to Find Us..................................................................3 For Future Reference........................................................... 3 Important Safety Instructions.............................................. 3 Safety Alert Symbol and Signal Words............................ 3 Safety Symbols and Meanings....
WARNING This product can expose you to chemicals including used engine oil, which is known to the State of California to cause cancer, and carbon monoxide, which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov. Thank You Thank you for purchasing this quality-built Briggs & Stratton® generator. We are pleased that you have placed your confidence in the Briggs & Stratton brand.
Symbol Meaning Read Manual. Failure to obey warnings, instructions, installation manual, and operator’s manual could result in death or serious injury. Fire Symbol Meaning Auto Start Safety Messages WARNING Explosion Failure to read and obey the operator’s manual, all warnings, and operating instructions could result in death or serious injury.
WARNING WARNING Battery electrolyte fluid contains acid and is extremely caustic. Contact with battery contents could cause severe chemical burns. Hazardous Voltage - Installing low and high voltage wire in same conduit could cause electric shock or burns, resulting in death or serious injury. • DO NOT open or mutilate the battery • Wear protective goggles, rubber apron, rubber boots and rubber gloves. • Immediately wash electrolyte from skin with water.
WARNING WARNING With the battery connected, the generator may crank and start without warning resulting in death or serious injury. • Do not connect the negative (-) cable at the battery until the installation is complete. WARNING With the battery connected, the generator may crank and start without warning resulting in death or serious injury. • Before servicing, stop the generator and disconnect the negative (-) cable at the battery.
• Use generator only for intended uses. • If you have questions about intended use, contact your authorized dealer. • Operate generator only on level surfaces. • Adequate, unobstructed flow of cooling and ventilating air is critical to correct generator operation. • The access panels/doors must be installed whenever the unit is running. • DO NOT expose generator to excessive moisture, dust, dirt, or corrosive vapors. • Remain alert at all times while working on this equipment.
For most applications, this manual contains the information necessary for the correct installation, operation, and maintenance of the equipment. All efforts have been made to make sure that the information in this manual is accurate and current. We reserve the right to change the product and this document without notification. Equipment Description NOTICE This product does NOT qualify for either an emergency standby or legally required standby system as defined by NFPA 70 (NEC).
Generator Placement Before installing the generator, consult with the owner and convey the following requirements, which must be satisfied before the installation is complete. There are two equally important safety concerns in regards to carbon monoxide poisoning and fire. There are also several general location guidelines that must be met before the installation is considered complete. WARNING Engine exhaust contains carbon monoxide, a poisonous gas that could kill you in minutes.
n N o R tf ep o r ro du ct io All fossil fuel burning equipment, such as standby generators (A), contains carbon monoxide (CO) gas in the engine exhaust. CO gas is odorless, colorless and tasteless and is unlikely to be noticed until a person is overcome. CO gas can kill you, so it is required that the following is included as part of the installation. • Install the generator (A) outdoors in an area that will not accumulate deadly exhaust gas (H).
n N o R tf ep o r ro du ct io • Nearby structures may be exposed to the engine exhaust (H) from the generator (A) and must be considered when installing the standby generator. • Wind and air currents should be taken into consideration when positioning the generator (A). Place the generator in an area where winds will carry the exhaust gas away from any potentially occupied building or structure. • DO NOT place the standby generator (A) in an area where leaves or debris can accumulate.
n N o R tf ep o r ro du ct io Legend for Generator Locations to reduce the risk of fire: (A) Standby Generator 12
(B) Standby enclosure must be at least 5 ft (1.5 m) from windows, doors, any wall opening, shrubs or vegetation over 12 inches (30.5 cm) in height. (C) Exhaust outlet of standby enclosure must have at least 5 ft (1.5 m) minimum clearance from any structure, shrubs, trees or any kind of vegetation. (D) Standby enclosure must have a minimum of 5 feet (1.5 m) overhead clearance from any structure, overhang or trees. (E) Standby enclosure must have a minimum of 18 inches (45.
Installation This product is only for use as an optional generator system which provides an alternate source of electric power and to serve loads such as heating, refrigeration, and communication systems that, when stopped during any power outage, can cause discomfort or inconvenience. Every effort has been made to make sure that the information in this manual is accurate and current.
The concrete slab/pad must meet the requirements below and the generator must be anchored with the anchors of Anchor Types 1 or 2. Anchor Types Panel Attachment in Wind Rated Areas To achieve a wind rating of 140 mph and above, (2) 1/4-20 Screws (B) are included and must be installed in the bottom of the front panel. 1. Qty (3) 3/8” SS ITW RED HEAD LDT, Anchor embedded 2 ½” (63.5mm) in 3000 psi concrete. 3” (76.2mm) from the edge minimum, 6” (152.4mm) spacing minimum. 2.
n Roof Removal 1. Remove the screws (A) that secure the roof to the unit. Access Panels N o R tf ep o r ro du ct io 2. Carefully lift and remove the roof from the unit. The generator is equipped with an enclosure that has two access panels, as shown in the image that follow.
Front Panel Removal Front Panel Installation 1. Remove the two screws (A) that secure the panel to the unit. 1. Lift and flex the panel outward and onto the base. Use caution not to damage the battery box. N o R tf ep o r ro du ct io 2. If installed (for wind rated regions), remove the two screws (B) that secure the panel to the base. n 2. With wind rated units, install the two screws at (B). 3. Secure the panel with the two screws at (A). 3. Lift and flex panel outward and off of the base.
applicable fuel gas codes. Consult with your local fuel supplier or Fire Marshall if questions or problems arise. WARNING Propane and Natural Gas are extremely flammable and explosive, which could cause burns, fire or explosion resulting in death or serious injury. • The generator is equipped with an automatic safety gas fuel shut-off valve. • DO NOT operate the equipment if the fuel shut-off valve is missing or inoperative.
Natural gas rating will depend on specific fuel, but typical derates are between 10 and 20% of the LP gas rating. Natural gas or LP engines are certified to operate on natural or liquid propane gas. The emissions control system for this engine is EM (Engine Modifications). Fuel Pressure Both LP vapor and natural gas fuel supply pressure at the generator’s fuel inlet port and must be between the following levels at full load with all gas appliances turned on and in operation. • NG is 3.5-7” W.C.
1. Push the ON/OFF Switch (A) on the side of the generator to the “OFF” (0) position. 20. To Save the new fuel setting, press and hold the STOP/ CONFIG button until “Saving Settings…” is displayed. 2. Remove utility power to the generator to de-energize the battery charger. 21. For Additional information on the operation of the generator controller please refer to the "Operation Instructions GC1031 GENSET Controller Manual," PN: 80086364. 3. Remove the roof. 4.
WARNING Hazardous Voltage - Installing low and high voltage wire in same conduit could cause electric shock or burns, resulting in death or serious injury. • Do not run low and high voltage wire in the same conduit unless the insulation rating on ALL wiring is rated for 600V. See NFPA 70 for more information. N o R tf ep o r ro du ct io n Low Voltage connections are made via a field connection terminal block (E) in the main electrical area.
2 4 2 Wire-Start 18AWG[1mm ] twisted pair conductors, 300V minimum, 90°C Cu wire. 5 2 Wire-Start 18AWG[1mm ] twisted pair conductors, 300V minimum, 90°C Cu wire. 6 E-Stop 18AWG[1mm ] twisted pair conductors, 300V minimum, 90°C Cu wire. 2 E-Stop Switch 7 E-Stop 18AWG[1mm ] twisted pair conductors, 300V minimum, 90°C Cu wire. 2 E-Stop Switch 8 Not Used 9 12VDC 18AWG[1mm ] twisted pair conductors, 300V minimum, 90°C Cu wire. 2 Refer to the Amplify Gateway Manual.
Generator AC System Connection A single-phase, three-wire AC connection system is used in the generator. Refer to the schematic and wiring diagram that follows. NOTICE Neutral is not bonded to ground at generator. Power Connections from the Generator to the Transfer Switch WARNING Failure to isolate generator from utility power could result in death or serious injury to electric utility workers due to backfeed of electrical energy. • Use a listed transfer switch to connect to a building electrical system.
Battery WARNING WARNING Storage batteries give off explosive hydrogen gas during recharging. Slightest spark could ignite hydrogen and cause explosion, resulting in death or serious injury. • DO NOT dispose of battery in a fire. Recycle battery. • DO NOT allow any open flame, spark, heat, or lit cigarette during and for several minutes after charging a battery. • Do not connect the negative (-) cable at the battery until the installation is complete.
WARNING n N o R tf ep o r ro du ct io Initial Start-Up (No Load) Exhaust heat/gases could ignite combustibles causing a fire, resulting in death or serious injury. • Remove all combustible materials from in and around the generator compartment. The unit has been set-up for NG operation at the factory. Fuel conversion, if needed, must be completed prior to doing these steps (See Fuel Conversion). Before operating the generator or putting it into service, inspect the entire installation carefully.
both cases, voltage reading must be between 112 and 125 Volts. 11. Push the STOP/CONFIG button on the control board. The engine will enter cool-down mode for approximately 5 minutes. Push again to stop the engine. 12. Install the circuit breaker cover. N o R tf ep o r ro du ct io n 13. When the test is completed and successful, install the front panel and the roof.
Operation N o R tf ep o r ro du ct io n Features and Controls - 12kW Generator Generator is shown with roof and access covers removed for clarity (A) Lifting Holes — Provided at each corner for lifting the generator. (B) Exhaust Port — High-performance muffler lowers the engine noise to comply with most residential codes. (C) Alternator — An electrical machine that generates an alternating current. (D) Muffler — A device that reduces engine noise.
Important Owner's Considerations WARNING voltage is restored above a preset voltage level, the engine is signaled to shut down. The actual system operation is not adjustable and is sequenced by sensors and timers on the control board, as follows: Utility Voltage Dropout Sensor Engine exhaust contains carbon monoxide, a poisonous gas that could kill you in minutes. You cannot smell it, see it, or taste it. Even if you do not smell exhaust fumes, you could still be exposed to carbon monoxide gas.
n N o R tf ep o r ro du ct io A detailed list of all the on screen parameters is located in the Configuration of GCU section inside the online "Operation Instructions GC1031 GENSET Controller" manual (part number 80086364) 29
Maintenance Check the Valve Clearance Check the Circuit Breaker Torques Servicing the System Annually Clean the Oil Cooler Fins WARNING Generator and utility voltage could cause electrical shock or burn resulting in death or serious injury. • DO NOT allow unqualified persons to operate or service this equipment. WARNING Regular maintenance will improve the performance and extend the life of the generator. See any authorized dealer for service.
1. Push the ON/OFF Switch on the side of the generator to the “OFF” (0) position. Exhaust heat/gases could ignite combustibles causing a fire, resulting in death or serious injury. • Keep the area near the generator clean and free of debris. NOTICE DO NOT use direct spray from a garden hose to clean generator. Water can enter the engine and generator and cause damage.
Change the oil while the engine is still warm from running. 1. Push the ON/OFF Switch on the side of the generator to the “OFF” (0) position. 2. Remove utility power to the generator to de-energize the battery charger. 3. Remove the roof. 4. Remove the 15 Amp fuse from the fuse holder at top of the control box. 5. Remove the front panel. 6. Disconnect the negative (-) cable at the battery. 7. Place the oil drain hose into an approved container. 8. Remove the brass fitting from the end of the oil drain hose.
n Electronic Governing Check N o R tf ep o r ro du ct io Electronic Governor System The engine electronic governor system allows for improved control and increased generator performance compared to mechanically governed systems. The result is a smooth steady-state operation without the “hunting” common to many mechanical governors. The system also reduces speed variations under engine loading and unloading and significantly reduces frequency fluctuation experienced when the engine is under higher loads.
2. Remove utility power to the generator to de-energize the battery charger. 3. Remove the roof. 4. Remove the 15 Amp fuse from the fuse holder at top of the control box. 5. Remove the front panel. 6. Disconnect the negative (-) cable at the battery. 7. Clean the area around spark plugs. 8. Remove and inspect spark plugs. 9. Check electrode gap (A) with wire feeler gauge (B) and reset spark plug gap to recommended gap if necessary (see Engine Specifications at the end of this manual).
WARNING Contact with muffler area could cause burns resulting in serious injury. • DO NOT touch hot parts and AVOID hot exhaust gases. • Allow equipment to cool before touching. When inspecting the exhaust system, check the following: • Inspect the exhaust manifold at the cylinder head for leaks. • Check that all retaining bolts and shields (if used) are in place. • Inspect the fasteners between the manifold and the exhaust pipe to make sure they are tight and that there are no exhaust leaks.
WARNING Battery electrolyte fluid contains acid and is extremely caustic. Contact with battery contents could cause severe chemical burns. • DO NOT open or mutilate the battery • Wear protective goggles, rubber apron, rubber boots and rubber gloves. • Immediately wash electrolyte from skin with water. • If electrolyte contacts eyes, immediately flush with water and seek medical attention. • Spilled electrolyte is to be washed down with an acid neutralizing agent.
12. Install the 15 Amp fuse into the fuse holder at top of the control box. 13. Install the roof. 14. Restore utility power to the generator. 15. Push the ON/OFF Switch on the side of the generator to the “ON” (I) position. 16. Set the generator mode to AUTO. Replacing the Battery 1. Push the ON/OFF Switch on the side of the generator to the “OFF” (0) position. 2. Remove utility power to the generator to de-energize the battery charger. 3. Remove the roof. 4.
Troubleshooting The service alarm descriptions and their causes are listed in the table of the "Alarms" section inside the online "Operation Instructions GC1031 GENSET Controller" manual (part number 80086364) Troubleshooting PROBLEM CAUSE CORRECTION Engine is running, but no AC output is available. 1. Circuit breaker is open or defective. 1. Reset or replace circuit breaker. 2. Alarm on generator control board. 2. 3. Poor wiring connections or defective transfer switch.
See Table 7 (Common faults and their remedial actions) inside the online "Operation Instructions GC1031 GENSET Controller" manual (part number 80086364). Possible issues with Electronic Governing See Table 7 (Common faults and their remedial actions) inside the online "Operation Instructions GC1031 GENSET Controller" manual (part number 80086364).
Diagrams and Schematics N o R tf ep o r ro du ct io n Wiring Diagram and Schematic 40
Specifications Generator Specifications: 12kW Rated Maximum Load Current* (at 25°C/77°F, LP)*: at 240 Volts 50 Amps Rated AC Voltage 120/240 Volts Phase Single phase Rated Frequency 60 Hertz Generator Breaker 60 Amp Normal Operating Range -20°F (-28.8°C) to 104°F (40°C) Output Sound Level 72.3 dB(A) at 23 ft. (7 m) at normal load Shipping Weight 318 lb (144 kg) * Natural gas rating will depend on specific fuel but typical derates are between 10 to 20% of the LP gas rating. 38.26 ci.
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