Briggs & Stratton 01970 User Manual [en, es]

Owner’s Manual
Manual del Propietario

Manual No. 193449GS

Revision 2 (08/24/2005)

Questions? Help is just a moment away!

Preguntas? La ayuda es justa un momento lejos!

Call: Generator Helpline - 1-800-743-4115 M-F 8-5 CT

Llamada: Generador Helpline - 1-800-743-4115 M-F 8-5 CT

web: briggsandstratton.com

01970

(5250W)

01971

(5250W)

BRIGGS & STRATTON POWER PRODUCTS GROUP, LLC

JEFFERSON,WISCONSIN, U.S.A.

Before using this product, read this

manual and follow all Safety Rules

and Operating Instructions.

CAUTION

Antes de utilizar el producto, lea este

manual y siga todas las Reglas de

Seguridad e Instrucciones de Uso.

PRECAUCIÓN

2

Portable Generator

TABLE OF CONTENTS

Safety Rules. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4

Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-11

Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Troubleshooting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

EQUIPMENT

DESCRIPTION

Read this manual carefully and become
familiar with your generator. Know its
applications, its limitations and any hazards
involved.

The generator is an engine–driven, revolving field,
alternating current (AC) generator. It was designed to
supply electrical power for operating compatible electrical
lighting, appliances, tools and motor loads.The generator’s
revolving field is driven at about 3,600 rpm by a single­cylinder engine.

CAUTION! DO NOT exceed the generator’s

wattage/amperage capacity. See “Don’t Overload
Generator”.

Every effort has been made to ensure that information in
this manual is accurate and current. However, we reserve
the right to change, alter or otherwise improve the product
and this document at any time without prior notice.

The Emission Control System for this generator is
warranted for standards set by the Environmental
Protection Agency and the California Air Resources Board.
For warranty information refer to the engine owner’s
manual.

SAFETY RULES

This is the safety alert symbol. It is used to
alert you to potential personal injury hazards.
Obey all safety messages that follow this
symbol to avoid possible injury or death.

The safety alert symbol ( ) is used with a signal word
(DANGER, CAUTION,WARNING), a pictorial and/or a
safety message to alert you to hazards. DANGER indicates
a hazard which, if not avoided, will result in death or serious
injury. WARNING indicates a hazard which, if not avoided,
could result in death or serious injury. CAUTION
indicates a hazard which, if not avoided, might result in
minor or moderate injury. CAUTION, when used
without the alert symbol, indicates a situation that could
result in equipment damage. Follow safety messages to
avoid or reduce the risk of injury or death.

Hazard Symbols and Meanings

Copyright © 2005 Briggs & Stratton Power Products
Group, LLC. All rights reserved. No part of this material
may be reproduced or transmitted in any form by any
means without the express written permission of Briggs &
Stratton Power Products Group, LLC.

The engine exhaust from this product contains
chemicals known to the State of California to cause
cancer, birth defects,or other reproductive harm.

WARNING

Fire

Explosion

Toxic Fumes

Hot Surface

Electrocution

Electrical Shock

Kickback

SAVE THESE INSTRUCTIONS

3

Portable Generator

• This generator does not meet U. S. Coast Guard Regulation
33CFR-183 and should not be used on marine applications.

• Failure to use the appropriate U. S. Coast Guard approved
generator could result in death or serious injury and/or
property damage.

WARNING

• When using generator for backup power, notify utility
company. Use approved transfer equipment to isolate
generator from electric utility.

• Use a ground fault circuit interrupter (GFCI) in any damp or
highly conductive area, such as metal decking or steel work.

• DO NOT touch bare wires or receptacles.

• DO NOT use generator with electrical cords which are worn,
frayed, bare or otherwise damaged.

• DO NOT operate generator in the rain or wet weather.

• DO NOT handle generator or electrical cords while standing
in water, while barefoot, or while hands or feet are wet.

• DO NOT allow unqualified persons or children to operate or
service generator.

Generator produces powerful voltage.
Failure to isolate generator from power utility

can result in death or injury to electric utility
workers due to backfeed of electrical energy.

WARNING

WHEN ADDING OR DRAINING FUEL

• Turn generator OFF and let it cool at least 2 minutes before
removing fuel cap.Loosen cap slowly to relieve pressure in
tank.

• Fill or drain fuel tank outdoors.

• DO NOT overfill tank.Allow space for fuel expansion.

• Keep fuel away from sparks, open flames, pilot lights,heat, and
other ignition sources.

• DO NOT light a cigarette or smoke.

WHEN STARTING EQUIPMENT

• Ensure spark plug, muffler, fuel cap and air cleaner are in place.

• DO NOT crank engine with spark plug removed.

• If fuel spills, wait until it evaporates before starting engine.

WHEN OPERATING EQUIPMENT

• Do not tip engine or equipment at angle which causes fuel to
spill.

• This generator is not for use in mobile equipment or marine
applications.

WHEN TRANSPORTING OR REPAIRING
EQUIPMENT

• Transport/repair with fuel tank EMPTY or with fuel shutoff
valve OFF.

• Disconnect spark plug wire.

WHEN STORING FUEL OR EQUIPMENT WITH FUEL
IN TANK

• Store away from furnaces, stoves, water heaters,clothes
dryers or other appliances that have pilot light or other
ignition source because they can ignite fuel vapors.

Fuel and its vapors are extremely flammable and
explosive.

Fire or explosion can cause severe burns or
death.

WARNING

• When starting engine, pull cord slowly until resistance is felt
and then pull rapidly to avoid kickback.

• NEVER start or stop engine with electrical devices plugged in
and turned on.

Rapid retraction of starter cord (kickback) will
pull hand and arm toward engine faster than
you can let go.

Broken bones, fractures, bruises or sprains could
result.

WARNING

• Operate generator ONLY outdoors.

• Keep exhaust gas from entering a confined area through
windows, doors, ventilation intakes or other openings.

• DO NOT operate generator inside any building or enclosure
(even if doors or windows are open),including the generator
compartment of a recreational vehicle (RV).

Running generator gives off carbon monoxide,
an odorless, colorless, poison gas.

Breathing carbon monoxide will cause nausea,
fainting or death.

WARNING

Portable Generator

4

• DO NOT tamper with governed speed. Generator supplies
correct rated frequency and voltage when running at governed
speed.

• DO NOT modify generator in any way.

Excessively high operating speeds increase risk of injury
and damage to generator.

Excessively low speeds impose a heavy load.

CAUTION

• See “Don’t Overload Generator”.

• Start generator and let engine stabilize before connecting
electrical loads.

• Connect electrical loads in OFF position, then turn ON for
operation.

• Turn electrical loads OFF and disconnect from generator
before stopping generator.

Exceeding generators wattage/amperage capacity can
damage generator and/or electrical devices connected
to it.

CAUTION

• Use generator only for intended uses.

• If you have questions about intended use, ask dealer or call
1-800-743-4115.

• Operate generator only on level surfaces.

• DO NOT expose generator to excessive moisture, dust, dirt,
or corrosive vapors.

• DO NOT insert any objects through cooling slots.

• If connected devices overheat, turn them off and disconnect
them from generator.

• Shut off generator if:

-electrical output is lost;

-equipment sparks, smokes, or emits flames;

-unit vibrates excessively.

Improper treatment of generator can damage it and
shorten its life.

CAUTION

WHEN ADJUSTING OR MAKING REPAIRS TO YOUR
GENERATOR

• Disconnect the spark plug wire from the spark plug and place
the wire where it cannot contact spark plug.

WHEN TESTING FOR ENGINE SPARK

• Use approved spark plug tester.

• DO NOT check for spark with spark plug removed.

Unintentional sparking can result in fire or
electric shock.

WARNING

• DO NOT touch hot surfaces and avoid hot exhaust gases.

• Allow equipment to cool before touching.

• The generator must be at least 5 feet from structures having
combustible walls and/or other combustible materials.

• Keep at least 3 feet of clearance on all sides of generator for
adequate cooling, maintenance and servicing.

• Reflective exhaust heat may damage fuel tank causing fire.

• Code of Federal Regulation (CFR) Title 36 Parks, Forests, and
Public Property require equipment powered by an internal
combustion engine to have a spark arrester, maintained in
effective working order,complying to USDA Forest service
standard 5100-1C or later revision. In the State of California a
spark arrester is required under section 4442 of the California
Public resources code. Other states may have similar laws.

Running engines produce heat.Temperature of
muffler and nearby areas can reach or exceed
150°F (65°C).

Severe burns can occur on contact.
Combustible debris, such as leaves, grass, brush,

ect. can catch fire.

WARNING

Portable Generator

5

ASSEMBLY

Your generator requires some assembly and is ready for
use after it has been properly serviced with the
recommended oil and fuel.

If you have any problems with the assembly of your
generator, please call the generator helpline at
1-800-743-4115. If calling for assistance,please have the
model, revision, and serial number from the data tag available.

Remove Generator From Carton

1. Set carton on a rigid flat surface with “This Side Up”
arrows pointing upward.

2. Carefully open top flaps of shipping carton.

3. Cut down corners at one end of carton from top to
bottom and lay that side of carton down flat.

4. Remove all packing material, carton fillers, etc.

5. Remove generator from shipping carton.

6. Install supplied accessories, as shown on installation
sheet(s) packed with accessory.

BEFORE STARTING THE

ENGINE

Add Engine Oil

• Place generator on a level surface.

• Refer to engine owner’s manual and follow oil

recommendations and instructions.

NOTE: Check oil often during engine break–in. Refer to
engine owner’s manual for recommendations.

NOTE:The generator assembly rotates on a prelubricated
and sealed ball bearing that requires no additional
lubrication for the life of the bearing.

Add Fuel

NOTE:This gasoline engine is certified to operate on

gasoline. Exhaust Emission Control System: EM (Engine
Modifications).

1. Use clean, fresh,regular UNLEADED gasoline with a
minimum of 85 octane. DO NOT use fuel which
contains Methanol. DO NOT mix oil with fuel.

2. Clean area around fuel fill cap, remove cap.

3. Slowly add regular unleaded fuel to fuel tank. Be careful
not to overfill.Allow about 1.5" (4 cm) of tank space
for fuel expansion (Figure 1).

4. Install fuel cap and wipe up any spilled fuel.

CAUTION

• Refer to engine manual for oil fill information.

• Damage to equipment resulting from failure to follow this
instruction will void warranty.

Any attempt to crank or start the engine before it has
been properly filled with the recommended oil will result
in equipment failure.

WHEN ADDING FUEL

• Turn generator OFF and let it cool at least 2 minutes before
removing fuel cap.Loosen cap slowly to relieve pressure in
tank.

• Fill fuel tank outdoors.

• DO NOT overfill tank.Allow space for fuel expansion.

• Keep fuel away from sparks, open flames, pilot lights,heat, and
other ignition sources.

• DO NOT light a cigarette or smoke.

Fuel and its vapors are extremely flammable and
explosive.

Fire or explosion can cause severe burns or
death.

WARNING

Fuel

Tank

1.5” Air Space

Figure 1 - Fuel Expansion

Portable Generator

6

USING THE GENERATOR

System Ground

The generator has a system ground that connects the
generator frame components to the ground terminals on
the AC output receptacles.The system ground is connected
to the AC neutral wire (see “Equipment Description”,
earlier in this manual).

Special Requirements

There may be Federal or State Occupational Safety and
Health Administration (OSHA) regulations, local codes, or
ordinances that apply to the intended use of the generator.
Please consult a qualified electrician, electrical inspector, or
the local agency having jurisdiction.

• In some areas, generators are required to be registered
with local utility companies.

• If the generator is used at a construction site, there may
be additional regulations which must be observed.

Connecting to a Building’s Electrical

System

Connections for standby power to a building’s electrical
system must be made by a qualified electrician.The
connection must isolate the generator power from utility
power, and must comply with all applicable laws and
electrical codes.

Generator Location

Generator Clearance

The generator must be at least 5 ft. (1.5 m) from structures
having combustible walls and/or other combustible
materials. Leave at least 3 ft. (1 m) all around generator
including overhead, for adequate cooling, maintenance and
servicing.

Place generator in a well ventilated area, which will allow
for removal of deadly exhaust gas. DO NOT place
generator where exhaust gas could accumulate and enter
inside or be drawn into a potentially occupied building.
Ensure exhaust gas is kept away from any windows, doors,
ventilation intakes or other openings that can allow exhaust
gas to collect in a confined area (Figure 2). Prevailing winds
and air currents should be taken into consideration when
positioning generator.

• When using generator for backup power, notify utility
company. Use approved transfer equipment to isolate
generator from electric utility.

• Use a ground fault circuit interrupter (GFCI) in any damp or
highly conductive area, such as metal decking or steel work.

• DO NOT touch bare wires or receptacles.

• DO NOT use generator with electrical cords which are worn,
frayed, bare or otherwise damaged.

• DO NOT operate generator in the rain.

• DO NOT handle generator or electrical cords while standing
in water, while barefoot, or while hands or feet are wet.

• DO NOT allow unqualified persons or children to operate or
service generator.

Generator produces powerful voltage.
Failure to isolate generator from power utility

can result in death or injury to electric utility
workers due to backfeed of electrical energy.

WARNING

• Operate generator ONLY outdoors.

• Keep exhaust gas from entering a confined area through
windows, doors, ventilation intakes or other openings.

• DO NOT operate generator inside any building or enclosure
(even if doors or windows are open),including the generator
compartment of a recreational vehicle (RV).

Running generator gives off carbon monoxide,
an odorless, colorless, poison gas.

Breathing carbon monoxide can cause nausea,
fainting or death.

WARNING

Figure 2 — Generator Clearance

Exhaust Port

Typical Generator Shown

7

Portable Generator

OPERATING THE

GENERATOR

Starting the Engine

Disconnect all electrical loads from the generator. Use the
following start instructions:

1. Make sure unit is on a level surface.
IMPORTANT: Failure to start and operate unit on a level

surface will cause the unit not to start or shut down during
operation.

2. Turn the fuel valve to the “On” position (Figure 3).The

fuel valve handle should be vertical (pointing toward
the ground) for fuel to flow.

3. Start engine according to instructions given in the
engine owner’s manual.

NOTE:If engine starts after 3 pulls but fails to run, or if
unit shuts down during operation, make sure unit is on a
level surface and check for proper oil level in crankcase.
This unit may be equipped with a low oil protection device.
See engine manual.

Connecting Electrical Loads

• Let engine stabilize and warm up for a few minutes after
starting.

• Plug in and turn on the desired 120 and/or 240 Volt AC,
single phase, 60 Hz electrical loads.

• DO NOT connect 240 Volt loads to the 120 Volt duplex
receptacles.

• DO NOT connect 3–phase loads to the generator.

• DO NOT connect 50 Hz loads to the generator.

• DO NOT OVERLOAD THE GENERATOR. See
“Don’t Overload the Generator”.

Fuel Valve is shown
in the On position

Figure 3 — Fuel Valve

• See “Don’t Overload Generator”.

• Start generator and let engine stabilize before connecting
electrical loads.

• Connect electrical loads in OFF position, then turn ON for
operation.

• Turn electrical loads OFF and disconnect from generator
before stopping generator.

Exceeding generators wattage/amperage capacity can
damage generator and/or electrical devices connected
to it.

CAUTION

• When starting engine, pull cord slowly until resistance is felt
and then pull rapidly to avoid kickback.

• NEVER start or stop engine with electrical devices plugged in
and turned on.

Rapid retraction of starter cord (kickback) will
pull hand and arm toward engine faster than
you can let go.

Broken bones, fractures, bruises or sprains could
result.

WARNING

• DO NOT touch hot surfaces and avoid hot exhaust gases.

• Allow equipment to cool before touching.

• The generator must be at least 5 feet from structures having
combustible walls and/or other combustible materials.

• Keep at least 3 feet of clearance on all sides of generator for
adequate cooling, maintenance and servicing.

• Reflective exhaust heat may damage fuel tank causing fire.

• Code of Federal Regulation (CFR) Title 36 Parks, Forests, and
Public Property require equipment powered by an internal
combustion engine to have a spark arrester, maintained in
effective working order,complying to USDA Forest service
standard 5100-1C or later revision. In the State of California a
spark arrester is required under section 4442 of the California
Public resources code. Other states may have similar laws.

Running engines produce heat.Temperature of
muffler and nearby areas can reach or exceed
150°F (65°C).

Severe burns can occur on contact.
Combustible debris, such as leaves, grass, brush,

ect. can catch fire.

WARNING

Portable Generator

8

Stopping the Engine

1. Unplug all electrical loads from generator panel

receptacles. Never start or stop engine with electrical
devices plugged in and turned ON.

2. Let engine run at no-load for several minutes to
stabilize internal temperatures of engine and generator.

3. Turn engine off according to instructions given in the
engine owner’s manual.

4. Move fuel valve to “Off” position.

GENERATOR ADAPTER

CORD SET

The generator is equipped with a 25’ generator adapter cord
set designed for a 240 Volt,30 Amp grounded neutral circuit
(Figure 4).The generator adapter cord set provides a
convenient supply of emergency power into your dwelling so
that your generator can be operated safely outside.

The maximum load on each outlet is 20 Amps.The
maximum total load on both yellow wire outlets or both
black wire outlets is 30 Amps.

NOTE: Follow all safety precautions when connecting any
extension cord or device to the generator.

RECEPTACLES

The generator will be equipped with one or more of the
following receptacles:

120/240 Volt AC, 30 Amp, Locking

Receptacle

Use a NEMA L14–30 plug with this receptacle. Connect a
4–wire cord set rated for 250 Volt AC loads at 30 Amps (or
greater) (Figure 5).You can use the same 4–wire cord if you
plan to run a 120 Volt load.

This receptacle powers 120/240 Volt AC, 60 Hz, single
phase loads requiring up to 5,250 watts of power
(5.25 kW) at 21.8 Amps for 120 Volts or 240 Volts.The
outlet is protected by a push–to–reset circuit breaker.

Figure 4 — Generator Adapter Cord Set

• NEVER attempt to power a device requiring more amperage
than generator or receptacle can supply.

• DO NOT overload the generator.See “Don’t Overload
Generator”.

Receptacles may be marked with rating value greater
than generator output capacity.

CAUTION

Figure 5 — 120/240 Volt AC, 30 Amp Receptacle

4-Wire Cord Set

240V

120V

120V

W (Neutral)

X (Hot)

Y (Hot)

NEMA L14-30

Ground (Green)

9

Portable Generator

120 Volt AC, 20 Amp, Duplex

Receptacles

Each duplex receptacle (Figure 6) is protected against
overload by a push–to–reset circuit breaker.

Use each receptacle to operate 120 Volt AC, single–phase,
60 Hz electrical loads requiring up to 2,400 watts (2.4 kW)
at 20 Amps of current. Use cord sets that are rated for
125 Volt AC loads at 20 Amps (or greater).

COLD WEATHER

OPERATION

Under certain weather conditions (temperatures below
40°F [4°C] combined with high humidity), your generator
may experience icing of the carburetor and/or the
crankcase breather system.To reduce this problem, you
need to perform the following:

1. Make sure generator has clean, fresh fuel.

2. Open fuel valve (turn valve to open position).

3. Use SAE 5W-30 oil (synthetic preferred, see engine
manual).

4. Check oil level daily or after every eight (8) hours of
operation.

5. Maintain generator following “Maintenance Schedule”
in engine manual.

6. Shelter unit from elements.

Figure 6 — 120 Volt, 20 Amp Duplex Receptacle