Operation - Greenlee GT-55e Instruction Manual

Operation

Electric shock hazard:
Do not change the measurement function while the
test leads are connected to a component or circuit.
Failure to observe this precaution may result in injury
and can damage the unit.
1. Refer to "Typical Measurements" for specific
measurement instructions.
2. Test the unit on a known functioning circuit or
component.
• If the unit does not function as expected on a
known functioning circuit, replace the battery.
• If the unit still does not function as expected, send
the unit to Greenlee for repair.
3. Take the reading from the circuit or component to be
tested.
4. If the tester is used in a noisy environment, ensure
that the sound level of the tester is perceptible.
Illumination
Probe Light
Electric shock hazard:
Contact with live circuits could result
in severe injury or death.
GT-55e • GT-85e
GT-55e
GT-85e
7