Westinghouse WGen12000DF, Service Manual

2 | Westinghouse Outdoor Power Equipment, LLC

INTRODUCTION

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  specifications  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 specification 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.

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

TABLE OF CONTENTS
INTRODUCTION

DISCLAIMERS .........................................................................2
ALL RIGHTS RESERVED ........................................................2
SPECIFICATIONS....................................................................3

SAFETY

SAFETY DEFINITIONS............................................................4
SAFETY SYMBOLS .................................................................4
SAFETY INSTRUCTIONS .......................................................5
SAFETY LABELS AND DECALS .............................................8

COMPONENTS

GENERATOR COMPONENTS ................................................9
CONTROL PANEL COMPONENTS .......................................10
DATA CENTER .......................................................................11
MAINTENANCE REMINDERS ..............................................11

ASSEMBLY

CARTON CONTENTS ...........................................................12
INSTALL WHEELS AND LIFTING BRACKET ........................12
INITIAL OIL FILL ....................................................................13
BATTERY INSTALLATION .....................................................13
FUEL ......................................................................................14
CONNECT AN LPG/PROPANE TANK ...................................15

OPERATION

GENERATOR LOCATION ......................................................16
GROUNDING .........................................................................16
HIGH ALTITUDE OPERATION ..............................................17
REMOTE START ...................................................................17
FUEL SELECTOR SWITCH  ..................................................18
BREAK-IN PERIOD ...............................................................18
LOW IDLE ..............................................................................18
BEFORE STARTING THE GENERATOR ..............................18
STARTING THE ENGINE: GASOLINE ..................................18
STARTING THE ENGINE: PROPANE ...................................19

SWITCHING FUEL SOURCES ..............................................19
STOPPING THE ENGINE ......................................................19
FREQUENCY OF USE ..........................................................19
AC CIRCUIT BREAKERS ......................................................19
POWER MANAGEMENT .......................................................20
EXTENSION CORDS ............................................................21
ST SWITCH ............................................................................21
TRANSPORTING ...................................................................22

MAINTENANCE

MAINTENANCE SCHEDULE ................................................23
MAINTENANCE REPLACEMENT PARTS ............................23
AIR FILTER MAINTENANCE .................................................23
ENGINE OIL CHANGE ..........................................................24
SPARK PLUG MAINTENANCE .............................................25
SPARK ARRESTOR SERVICE ..............................................25
FUEL FILTER .........................................................................25
BATTERY MAINTENANCE ....................................................26
BATTERY REPLACEMENT ...................................................26
STORAGE ..............................................................................26
VALVE CLEARANCE .............................................................27

TROUBLESHOOTING

TROUBLESHOOTING ...........................................................28

EXPLODED VIEWS AND PARTS LISTS

ENGINE EXPLODED VIEW ...................................................30
ENGINE PARTS LIST ...  ........................................................31
GENERATOR EXPLODED VIEW ..........................................33
GENERATOR PARTS LIST ....................................................34

SCHEMATICS

SCHEMATICS ........................................................................36

INTRODUCTION