Seaward 50 PrimeTest - Manual (Page 11)

PrimeTest 50 Operating Instructions
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In the event of a failure, disconnect the PrimeTest 50
from the supply and rectify the fault.
Do not leave the PrimeTest 50 permanently
connected to a mains supply.
The auto switch-off function is disabled
when the PrimeTest 50 is connected to a
live mains socket. The unit will beep
continually after 3 minutes to remind the
user to disconnect from the mains socket.
3.2 Testing a Class I Appliance
x Visually inspect the appliance and mains cord for
signs of damage.
x If the appliance passes a visual inspection
proceed with the electrical tests.
x Plug the earth test lead into the 4mm socket
on the PrimeTest 50 end panel.
x Plug the appliance into the PrimeTest 50 front
panel mains socket
x Connect the earth test probe to an exposed
metal part on the appliance.
x If the Appliance under test has an ON/OFF
switch, make sure it is in the ON position.
x Press the Class I test key
x The PrimeTest 50 will now test the continuity of
the protective earth.
x If the measured value is outside acceptable
limits a cross is placed next to the Earth Cont
enunciator, a FAIL is indicated and the test
sequence is halted.
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