Briggs & Stratton 1461-2 Owner's Manual

8000/10000 watt backup power system with automatic power transfer switch

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OWNER'S MANUAL

8000/10000 Watt

Backup Power System

with Automatic Power Transfer Switch

For Models 1461-2 and 1535-1 Manual No. 189141 Revision 2 (12/04/2001)

Visit our Generac website: www.generac-portables.com

NOT INTENDED FOR USE AS PRIMARY POWER IN PLACE OF UTILITY

OR IN LIFE-SUPPORT APPLICATIONS

Table of Contents

Summary of Contents for Briggs & Stratton 1461-2

Page 1 8000/10000 Watt Backup Power System with Automatic Power Transfer Switch For Models 1461-2 and 1535-1 Manual No. 189141 Revision 2 (12/04/2001) Visit our Generac website: www.generac-portables.com NOT INTENDED FOR USE AS PRIMARY POWER IN PLACE OF UTILITY OR IN LIFE-SUPPORT APPLICATIONS...
Page 2: Table Of Contents
Briggs & Stratton Power Products Backup Power System Owner’s Manual TABLE OF CONTENTS TABLE OF CONTENTS ......2 SAFETY RULES .
Page 3: Safety Rules
SAFETY RULES WARNING! Only qualified electricians and gaseous fuel technicians should attempt installation of this system, which must strictly comply with applicable codes, standards and regulations. • Your Briggs & Stratton Backup Power System produces dangerous electrical voltages that can cause a fatal electrical shock.
Page 4: Introduction
Briggs & Stratton Power Products Backup Power System Owner’s Manual INTRODUCTION Congratulations on your purchase of a Briggs & Stratton Backup Power System (BPS).Your BPS was designed to provide automatic auxiliary electrical power for the duration of normal power interruption. It is not intended for use as primary power in place of utility nor for use in life-support applications.The generator unit has been engineered and tested to exacting standards of...
Page 5: Fuel Factors
NOTE: In some areas you may need to acquire electrical permits for installing the Backup Power System, building permits for installing gas lines, and permits for noise allowances.Your installer should check your local codes AND obtain the permits before installing the system. Fuel Factors An important consideration affecting the entire installation is the type of fuel used by your Backup Power System.The...
Page 6: Essential Circuits
Briggs & Stratton Power Products Backup Power System Owner’s Manual Figure 2 identifies system components and shows typical installation details.Variations to this illustration are related to code issues, piping distances and materials. Essential Circuits As a Backup Power System owner, it is important that you clearly identify the circuits in your building that are "essential"...
Page 7: Essential Circuit Selection
Figure 3 — Wattage Reference Guide Device Air Conditioner (12,000 Btu)* Air Conditioner (24,000 Btu)* Air Conditioner (40,000 Btu)* Battery Charger (20 Amp) Circular Saw (6-1/2") Clothes Dryer (Electric)* Clothes Dryer (Gas)* Clothes Washer* Coffee Maker Compressor (1 HP)* Compressor (1/2 HP)* Compressor (3/4 HP)* Curling Iron Dehumidifier*...
Page 8: Unpacking
Briggs & Stratton Power Products Backup Power System Owner’s Manual UNPACKING Refer to the Installation Manual for detailed unpacking instructions, if desired. Delivery Inspection After removing the carton, carefully inspect the Backup Generator and Automatic Power Transfer Switch components for any damage that may have occurred during shipment.
Page 9: Know Your Backup Generator
KNOW YOUR BACKUP GENERATOR Read this owner’s manual and safety rules before operating your generator. Compare the illustrations with your generator to familiarize yourself with the locations of various controls and adjustments. Save this manual for future reference. Exhaust Port Battery Battery Door Opening Control Panel Door Opening...
Page 10: Know Your System Control Panel
Briggs & Stratton Power Products Backup Power System Owner’s Manual KNOW YOUR SYSTEM CONTROL PANEL Compare this Control Panel illustration with your generator to familiarize yourself with the location of these important controls: Circuit Breaker Hour Meter 15 Amp Fuse 15 Amp Fuse —...
Page 11: Access Doors
Access Doors The Backup Power System is equipped with an enclosure that has four access doors (Figure 4).The doors are named for a significant component located behind them. Starting with the side that has the fuel connection and proceeding clockwise, the doors are named: •...
Page 12: Before Initial Start-Up
Briggs & Stratton Power Products Backup Power System Owner’s Manual BEFORE INITIAL START -UP Engine Oil This engine is shipped from the factory filled with the recommended oil. Before starting the engine, check oil level and ensure that engine is serviced as described on page 18 in “Checking Oil Level”.
Page 13: Automatic Operation
AUTOMATIC OPERATION To select automatic transfer operation, do the following: Set the main distribution panel circuit breaker that sends utility voltage to the transfer switch to ON. Set the AUTO/OFF/MANUAL switch to AUTO. Set the generator’s main circuit breaker to its ON position.
Page 14: Manual Operation
Briggs & Stratton Power Products Backup Power System Owner’s Manual A switch on the control panel is labeled “Set Exercise” (depicted on page 10).The specific day and the specific time of day this switch is pressed is programmed into the control board memory.This date and time is then used to automatically initiate the system exercise cycle.
Page 15: Maintenance
MAINTENANCE Fault Detection System The generator may have to run for long periods of time with no operator present. For that reason, the system is equipped with sensors that automatically shut down the generator in the event of potentially damaging conditions, such as low oil pressure, high oil temperature, over speed, and other conditions.
Page 16: Low Voltage
Briggs & Stratton Power Products Backup Power System Owner’s Manual Low Voltage This fault is indicated by three blinks.This condition is caused by a restriction in the fuel flow, a broken or disconnected signal lead, a failed alternator winding, the control panel circuit breaker is open, or overloaded circuits in the essential circuit sub-panel.
Page 17: Maintenance Schedule
Maintenance Schedule The following chart is based on normal engine operation. Follow the hourly or calendar intervals, whichever occurs first. More frequent service is required when operating in extremely dusty or heavy load conditions. Maintenance Operation Check and refill engine oil Service air cleaner precleaner Change engine oil Replace air cleaner precleaner...
Page 18: Engine Maintenance
Briggs & Stratton Power Products Backup Power System Owner’s Manual Engine Maintenance CAUTION! When working on the generator, always remove the 15 Amp fuse from control panel. Also disconnect spark plug wires from spark plugs and keep wires away from spark plugs.This will prevent accidental start–up.
Page 19: Replace The Spark Plugs
Coat the o-ring of a new filter with fresh, clean engine oil.Turn the new filter by hand clockwise until the gasket contacts the filter adapter, then tighten 1/2 to 3/4 turn more. Fill engine with oil as described above. Install and tighten the oil fill cap. Run the engine for a minute;...
Page 20: Inspect Spark Arrester Screen
Briggs & Stratton Power Products Backup Power System Owner’s Manual Reinstall cartridge, plate and knob. Reassemble precleaner on cartridge. Replace cover and attach clips to body. Inspect Spark Arrester Screen The engine exhaust muffler has a spark arrester screen. Inspect the screen every 50 hours of operation or once each year, whichever comes first..The spark arrester must be maintained in good condition by the owner/operator.
Page 21: Troubleshooting
TROUBLESHOOTING Problem Cause Engine is running, but no AC output is available. Engine runs good at no- load but “bogs down" when loads are connected. Engine will not start; or starts and runs rough. Engine shuts down during operation. Engine lacks power. Briggs &...
Page 22: Diagrams, Exploded Views, Parts Lists
Briggs & Stratton Power Products Backup Power System Owner’s Manual UNIT SCHEMATIC DIAGRAM...
Page 23 Briggs & Stratton Power Products Backup Power System Owner’s Manual UNIT WIRING DIAGRAM...
Page 24 Briggs & Stratton Power Products Backup Power System Owner’s Manual TRANSFER SWITCH SCHEMATIC DIAGRAM...
Page 25 Briggs & Stratton Power Products Backup Power System Owner’s Manual TRANSFER SWITCH WIRING DIAGRAM...
Page 26 Briggs & Stratton Power Products Backup Power System Owner’s Manual UNIT EXPLODED VIEW...
Page 27 UNIT PARTS LIST Item Part # Qty. Description ENGINE, B&S, 18 HP 22259GS NUT, 5/16" - 18 22129GS 16 LOCKWASHER, 5/16" - M8 48031JGS CLIP, Hoseband 92134GS FILTER, Oil H186285GS PAN, Engine Mounting 186071GS VALVE, Oil Drain 186430GS HOSE, Oil Drain 25017GS HHCS, 3/8"...
Page 28 Briggs & Stratton Power Products Backup Power System Owner’s Manual ENCLOSURE EXPLODED VIEW...
Page 29 ENCLOSURE PARTS LIST Item Part # Qty. Description 186564GS PAD, Fountation Base w/ Holes H185972GS BASE, Mounting 186061GS BUSHING, Stem H185971GS DOOR, Alternator Side 186049GS HANDLE, Door, Recessed Pull 189792GS PPHMS, #10-32 x 5/8" H185962GS CORNER, Alt. Air Inlet Right B4300GS 40 SWAG BOLT, 1/4"...
Page 30 Briggs & Stratton Power Products Backup Power System Owner’s Manual INSULATION SET EXPLODED VIEW...
Page 31 INSULATION SET PARTS LIST Item Part # Qty. Description H187234GS ROOF, with Insulation 186188GS INSULATION, Baffle Alt. Side H186030GS BASE, Muffler Box H185966GS BULKHEAD, Alternator Side 186186GS INSULATION, Bulk Head Alt.. End B4772GS 27 CLIPS, Dart H185968GS BAFFLE, Horizontal, Alt. Side H187232GS DOOR, with Insulation 189144GS...
Page 32 Briggs & Stratton Power Products Backup Power System Owner’s Manual ALTERNATOR EXPLODED VIEW AND PARTS LIST Item Part # Qty. Description B4906GS SHIELD, Front B4907GS GRID, Front B4908GS BOLT, Shaft Stay B4909GS STAY BOLT, M8 x 30 B4910GS ASSEMBLY, Housing B4911GS B4912GS COVER, Blind End...
Page 33 CONTROL PANEL EXPLODED VIEW AND PARTS LIST Item Part # Qty. Description 187225GS CONTROL PANEL, with Silk Screen B4776GS TRANSFORMER B4799GS STRIP,Terminal 65795GS RECTIFIER, Battery Charge H185967GS BULKHEAD, Engine Side 77604GS HOUR METER B5111GS CONTROL BOARD 186280GS CIRCUIT BREAKER, 50 Amp, Model 1461 186280BGS CIRCUIT BREAKER, 40 Amp,...
Page 34 Briggs & Stratton Power Products Backup Power System Owner’s Manual TRANSFER SWITCH EXPLODED VIEW...
Page 35 TRANSFER SWITCH PARTS LIST Item Part # Qty. Description B4852GS BOX, Plastic B5079GS DECAL, Utility Load B4852GS INSERT, Box 57073GS NEUTRAL BLOCK 185890GS RELAY, 900 Series B4858GS FUSE HOLDER, 30 Amp B4857GS FUSE, 2 Amp, 600 Volt 75475GS SCREW, M4 x 10 75476GS SCREW, M4 x 16 10 43116GS...
Page 36 Briggs & Stratton Power Products Backup Power System Owner’s Manual ENGINE EXPLODED VIEW Briggs & Stratton 18 hp Engine, Model 354445 0123-E1...
Page 37 Briggs & Stratton Power Products Backup Power System Owner’s Manual...
Page 38 Briggs & Stratton Power Products Backup Power System Owner’s Manual...
Page 39 Briggs & Stratton Power Products Backup Power System Owner’s Manual...
Page 40 Briggs & Stratton Power Products Backup Power System Owner’s Manual...
Page 41 ENGINE PARTS LIST Item Part # Description 808702 Cylinder Assembly 808534 Kit-Bushing/Seal (Magneto Side) 805101* Seal-Oil (Magneto Side) 808698 Head-Cylinder (Cylinder #1) 808699 Head-Cylinder (Cylinder #2) 690888*§ Gasket-Cylinder Head 808984 Breather Assembly 807893* Gasket-Breather 690751 Screw (Breather Assembly) 10A 806421 Screw (Breather Assembly) 808686 Tube-Breather...
Page 42 Briggs & Stratton Power Products Backup Power System Owner’s Manual NOTES...
Page 43: Emission Control System Warranty
EMISSION CONTROL SYSTEM WARRANTY Briggs & Stratton Corporation (B&S) , the California Air Resources Board (CARB) and the United States Environmental Protection Agency (U.S. EPA) Statement (Owner's Defect Warranty Rights and Obligations) EMISSION CONTROL WARRANTY COVERAGE IS APPLICABLE TO CERTIFIED ENGINES PURCHASED IN CALIFORNIA IN 2000 AND THEREAFTER,WHICH ARE USED IN CALIFORNIA, AND TO CERTIFIED MODEL YEAR 2000 AND LATER ENGINES WHICH ARE PURCHASED AND USED ELSEWHERE IN THE UNITED STATES.
Page 44: Power System Warranty
BRIGGS & STRATTON BACKUP POWER SYSTEM GENERATORS This Generac Portable Products (hereinafter “Company”) backup generator system has been manufactured and inspected with care by experienced craftsman. If you are the original purchaser, the Company warrants for three (3) years or 1,500 hours, whichever occurs first, that the generator system will be free from defects and workmanship if properly installed, maintained, and operated in accordance with Company instruction manuals.The Company will, at its option, repair or replace any part which, upon examination and inspection by a Company-authorized service facility, is found to be defective.This warranty applies only to a Generac Portable Products backup...

This manual is also suitable for:

1535-1