Westinghouse WGen20000 User manual

USER MANUAL
DO NOT RETURN THIS PRODUCT TO THE STORE
If you have questions or need assistance, please call customer
service at 855-944-3571.
WGen20000
Portable Generator
Gasoline: 20,000 Running Watts | 28,000 Peak Watts
83

2 | Westinghouse Outdoor Power Equipment, LLC
WARNING: Operating, servicing, and maintaining
this equipment can expose you to chemicals including
engine exhaust, carbon monoxide, phthalates, and lead,
which are known to the State of California to cause
cancer and birth defects or other reproductive harm. To
minimize exposure, avoid breathing exhaust, and wear
gloves or wash your hands frequently when servicing
this equipment. For more information go to www.
P65warnings.ca.gov.
DISCLAIMERS
All information, illustrations, and specications in
this manual were in effect at the time of publishing.
The illustrations used in this manual are intended as
representative reference views only. We reserve the right
to make any specication or design change without notice.
ALL RIGHTS RESERVED
All rights reserved. No reproduction allowed in any form
without written permission from Westinghouse Outdoor
Power Equipment, LLC.
DANGER
Read this manual before using or performing
maintenance on this product. Failure to follow
the instructions and safety precautions in this
manual can result in serious injury or death.
SAVE THESE INSTRUCTIONS
INTRODUCTION
INTRODUCTION
DISCLAIMERS.........................................................................2
ALL RIGHTS RESERVED........................................................2
SPECIFICATIONS....................................................................3
SAFETY
SAFETY DEFINITIONS............................................................4
SAFETY SYMBOLS.................................................................4
SAFETY INSTRUCTIONS .......................................................5
SAFETY LABELS AND DECALS.............................................7
COMPONENTS
GENERATOR COMPONENTS................................................8
CONTROL PANEL COMPONENTS.........................................9
DATA CENTER.......................................................................10
MAINTENANCE REMINDERS ..............................................10
ASSEMBLY
CARTON CONTENTS ........................................................... 11
INSTALL WHEELS AND LIFTING BRACKET........................ 11
INITIAL OIL FILL ....................................................................12
BATTERY INSTALLATION .....................................................12
FUEL ......................................................................................13
GENERATOR LOCATION......................................................14
GROUNDING.........................................................................14
HIGH ALTITUDE OPERATION ..............................................15
BREAK-IN PERIOD ...............................................................15
LOW IDLE ..............................................................................15
OPERATION
BEFORE STARTING THE GENERATOR..............................15
STARTING THE ENGINE ......................................................15
STOPPING THE ENGINE......................................................16
FREQUENCY OF USE ..........................................................16
AC CIRCUIT BREAKERS ......................................................16
POWER MANAGEMENT.......................................................17
EXTENSION CORDS ............................................................17
TRANSPORTING...................................................................18
MAINTENANCE
MAINTENANCE SCHEDULE ................................................19
MAINTENANCE REPLACEMENT PARTS ............................19
AIR FILTER MAINTENANCE.................................................19
ENGINE OIL CHANGE ..........................................................20
SPARK PLUG MAINTENANCE .............................................21
SPARK ARRESTOR SERVICE..............................................21
FUEL FILTER .........................................................................21
BATTERY MAINTENANCE....................................................22
BATTERY REPLACEMENT ...................................................22
STORAGE..............................................................................22
VALVE CLEARANCE .............................................................23
TROUBLESHOOTING
TROUBLESHOOTING ...........................................................24
EXPLODED VIEWS
EXPLODED VIEWS ...............................................................25
SCHEMATICS
SCHEMATICS........................................................................31
ESPAÑOL...............................................................................32
FRANÇAIS .............................................................................57

Westinghouse Outdoor Power Equipment, LLC | 3
SPECIFICATIONS
Specications
Running Watts: 20,000
Peak Watts: 28,000
Rated Voltage: 120/240V
Rated frequency: 60 Hz @ 3600 RPM
Phase: Single phase
Total Harmonic
Distortion: ≤ 5%
Engine Displacement: 999 cc
Starting Type: Electric Start
Fuel Capacity: 17 Gallons (64 Liters)
Fuel Type: • Unleaded gasoline
87–93 octane*
Oil Capacity: 2.4 US Quart (2.3 Liter)
Oil Type: SAE 10W-30
Spark Plug: 97108 (F7TC)
Spark Plug Gap: 0.024 – 0.032 in.
(0.60 – 0.80 mm)
Valve Intake
Clearance:
0.0031 – 0.0047 in.
(0.08 – 0.12 mm)
Valve Exhaust
Clearance:
0.0051 – 0.0067 in.
(0.13 – 0.17 mm)
AC Grounding System: Bonded to frame
Voltage Regulator: AVR
Alternator Type: Brushed
Maximum Ambient
Temperature: 104°F (40°C)
Certications: • EPA
• CARB
*Ethanol content of 10% or less. DO NOT use E15 or E85.
UPDATES
The latest User Manual for your Westinghouse
generator can be found under our support tab. https://
westinghouseoutdoorpower.com/pages/manuals
Or scan the following QR code with your smartphone
camera to be directed to the link.
NOTICE
This product is designed and rated for continuous
operation at ambient temperatures up to 104°F (40°C).
If needed, this product can be operated at temperatures
ranging from 5°F (15°C)–122°F (50°C) for short periods.
If the product is exposed to temperatures outside of this
range during storage, it should be brought back within
this range before operation. This product must ALWAYS
be operated outdoors in a well-ventilated area and far
away from doors, windows, and other vents.
Maximum wattage and current are subject to and
limited by such factors as fuel BTU content, ambient
temperature, altitude, engine conditions, etc. Maximum
power decreases about 3.5% for each 1,000 feet above
sea level, and will also decrease about 1% for each 10°F
(6°C) above 60°F (16°C) ambient temperature.
PRODUCT REGISTRATION
For trouble-free warranty coverage, it is important to
register your Westinghouse generator.
You can register by:
• Completing and mailing the product registration card
included in the carton.
• Registering your product online at:
https://westinghouseoutdoorpower.com/pages/
warranty-registration
• Scan the following QR code with your smartphone
camera to be directed to the mobile registration link.
• Sending the following product information to:
Westinghouse Outdoor Power
Warranty registration
777 Manor Park Drive
Columbus, OH 43228
For Your Records
Date of Purchase:
Model Number:
Serial Number:
Place of Purchase:
IMPORTANT: Keep your purchase receipt for trouble-free
warranty coverage.
INTRODUCTION

4 | Westinghouse Outdoor Power Equipment, LLC
SAFETY DEFINITIONS
The words DANGER, WARNING, CAUTION, and
NOTICE are used throughout this manual to highlight
important information. Make sure that the meanings of this
safety information is known to all who operate, perform
maintenance on, or are near the generator.
This safety alert symbol appears
with most safety statements. It
means attention, become alert, your
safety is involved! Please read and
abide by the message that follows
the safety alerts symbol.
DANGER
Indicates a hazardous situation which, if not avoided,
will result in death or serious injury.
WARNING
Indicates a hazardous situation which, if not avoided,
could result in death or serious injury.
CAUTION
Indicates a hazardous situation which, if not avoided,
could result in minor or moderate injury.
NOTICE
Indicates a situation which can cause damage
to the generator, personal property, and/or the
environment, or cause the equipment to operate
improperly.
Note: Indicates a procedure, practice or condition
that should be followed for the generator to function
in the manner intended.
SAFETY SYMBOLS
Follow all safety information contained in this manual
and on the generator.
Symbol Description
Safety Alert Symbol
Electrocution Hazard
Asphyxiation Hazard
Burn Hazard. DO NOT touch hot surfaces.
Electrical Shock Hazard
Fire Hazard
Maintain Safe Distance
Lifting Hazard
Read Manufacturer’s Instructions
DO NOT Operate in Wet Conditions
Using a generator indoors CAN KILL YOU IN MINUTES.
Generator exhaust contains carbon monoxide. This is a
poison you cannot see or smell.
DANGER
NEVER use inside a home
or garage, EVEN IF doors
and windows are open.
Only use OUTSIDE and far
away from windows, doors,
and vents.
SAFETY

Westinghouse Outdoor Power Equipment, LLC | 5
SAFETY INSTRUCTIONS
Living Area
Basement
Crawlspace
Entryway
Porch
Mud Room
Garage
CO Detectors
in living areas
Exhaust (CO)
Only use OUTSIDE and
FAR AWAY from windows,
doors, and vents.
E
X
H
A
U
S
T
CORRECT USAGE
Example location to reduce risk of carbon monoxide poisoning
ONLY use outside and downwind, far away from windows,
doors and vents. Direct exhaust away from occupied spaces
INCORRECT USAGE
Do not operate in any of the
following locations:
Near any door, window, or vent
• Garage
• Basement
• Crawl Space
• Living Area
• Attic
• Entry Way
• Porch
• Mudroom
NOTICE
Install battery-powered carbon monoxide detectors or
plug-in carbon monoxide detectors with battery back-up
in living areas.
DANGER
Fire and electrocution hazard. DO NOT connect to
a building’s electrical system unless the generator
and transfer switch have been properly installed and
the electrical output has been veried by a qualied
electrician. The connection must isolate the generator
power from utility power and must comply with all
applicable laws and electrical codes.
DANGER
Electrocution hazard. Never use the generator in a
location that is wet or damp. Never expose the generator
to rain, snow, water spray, or standing water while in
use. Protect the generator from all hazardous weather
conditions. Moisture or ice can cause a short circuit or
other malfunction in the electrical circuit.
SAFETY