Owner’s manual, Generator grounding, Extension cords – Desa Hwi3000a User Manual

Page 9: Standby installation to home or building

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OWNER’S MANUAL

OFF

ENGINE

FUEL

F

Ampere

AWG for Length of

Load

Cord in Feet

50'

100'

150'

2

18

18

18

3

18

18

18

4

16

16

16

5

16

16

16

6

16

16

14

8

16

14

12

10

16

14

12

12

14

14

12

14

14

12

10

16

12

12

10

20

10

10

8

GENERATOR

GROUNDING

Ground Lug

Ground Wire

Alternator

Copper

or Brass

Grounding

Point

Figure 12 - Grounding Generator

(Model MGH4000D Shown)

EXTENSION

CORDS

Only use grounded extension cords. Be sure
to use extension cord with proper wire gauge
size. See chart below.

Recommended Minimum Wire

Gauges (AWG) for Extension

Cords

WARNING: For a grounding

point, do not use metal pipe be-

ing used to carry combustible

materials or gases.

Grounding generator helps prevent electric
shock from a ground fault condition. Locate
ground lug on roll cage (see Figure 12).
Attach a #10 stranded-copper ground wire
to ground lug. Drive grounding point into
ground. Grounding point can be a stake,
grounding rod, or pipe. Grounding point
should be copper or brass. Attach ground
wire to grounding point. You must supply
the ground wire and grounding point. These
do not come with generator. Follow the
National Electrical Code

and all state and

local codes. Consult your power company
or a licensed electrician.

WARNING: You must properly

earth-ground generator before

starting. This will help guard

against deadly electric shock. Only

use grounded plugs with genera-

tor. Only use grounded extension

cords. Only use three-wire or

double-insulated power tools.

STANDBY

INSTALLATION

TO HOME OR

BUILDING

WARNING: The electrician

must install a double-throw

transfer switch. This isolates ex-

isting electrical circuits from the

utility power line. If not isolated,

generator output will back-feed

into utility power line. This may

electrocute a power company line

repair person.

IMPORTANT: This generator will not

power your entire home. Most home utility
electric service is more than 60 amps. This
will exceed generator output. Only power
needed items during a power outage. Make
sure total wattage of electrical load does not
exceed rated wattage of generator.
You may need to use this generator as a
standby power source. During a power out-
age, the generator will power selected items
in a building. Have generator and additional
wiring installed by a skilled, licensed electri-
cian. This is not a do-it-yourself job. Follow
all local codes.

WARNING: Have standby in-

stallation performed by a skilled,

licensed electrician. Do not let

anyone else wire into a utility

circuit. Personal injury, equip-

ment damage, or damage to home

could occur.

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