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Owner’s manual, Generator grounding, Standby installation to home or building – Master Lock MGH8500AIE User Manual

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OWNER’S MANUAL

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GENERATOR

GROUNDING

Ground

Wire

Alternator

Copper or Brass

Grounding Point

Figure 13 - Grounding Generator

(MGH8500AIE Shown)

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. Follow
these steps to ground your generator:
1. Locate ground lug on generator housing

(see Figure 13).

2. Loosen SEMS nut on ground lug.

Note:

Do not remove SEMS nut or set screw
from ground lug.

3. Attach a spade connector to #10-8

stranded-copper ground wire. Place
spade connector on ground bolt between
flat washer and SEMS nut. Tighten
SEMS nut (see Detail A, Figure 13).

4. Drive grounding point into ground.

Note: Grounding point can be a stake,

grounding rod, or pipe. Grounding
point should be copper or brass.

5. Attach ground wire to grounding

point.

You must supply the ground wire and ground-
ing 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 prop-

erly earth-ground generator be-

fore 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.

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SEMS Nut

Flat Washer

Ground Bolt

Detail A

Spade Connector

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.