Essilor E-Tess Tracer
7 1- Precautions
Earth connection:
The tracer must be connected to a power supply with earth.
The earth connection must comply with public standards and be checked by a qualified electrician.
Interference and micro-outages:
The tracer has been designed to withstand interference and the possibility of micro-outages on the
power supply and continue operating correctly.
However, in the event of serious and abnormal faults, normal operation of the tracer cannot be
guaranteed.
1.4. S
YMBOLS
O Off (power).
I
On (power).
Direct current
Caution: risk of electric shock.
Caution: risk of danger (see note).
1.5.
CLEANING
To prevent accidents, unplug the device before you start to clean it.
Clean the tracer regularly (except the feeler) with a soft cloth dampened with water or neutral
detergent (e.g. washing-up liquid).
N.B. To prevent the accumulation of dust which could affect the precision of your e-Tess tracer, we
recommend closing the protective cover after use.
IMPORTANT
Never clean your Essilor tracer with thinner, solvent, alcohol, benzene, acetone or
other type of organic or mineral solvent.