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Utility high line
House circuit
breaker
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v
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120v
appliance
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120v
appliance
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240V
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, A -
appliance
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=
4P-
Receptacle
Fjg.
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70
(b) Install
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A transfer switch must be installed to transfer the load from the commercial power source to the
1
generator. This switch is necessary to prevent accidents caused by the recovery from power outage.
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Use a transfer switch of the correct capacity. Install transfer switch between the meter and the
AC breaker box.
Caution : If the neutral wire of house wiring is grounded, be sure to ground the ground terminal
of
the
generator. Otherwise an electric shock may occur to
the operator.
(c) Operating the generator.
Set the full power switch to
120W 240V side.
Turn the house AC breaker off before starting the generator.
Start the generator and warm
it
up.
Turn the house AC breaker on.
Caution : Do not start the generator with electrical appliance (s) connected and with their switches on.
Otherwise the appliance (s) may be damaged by the surge voltage at starting.
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