5-5
5.4 Routine maintenance
Hold the plug when disconnecting the power cord
from the outlet to avoid applying excessive force on
the cord. Pulling the cord may damage the inner core
wires, resulting in electric shock or re.
Do not use organic solvents such as thinner, benzene,
or acetone to clean the instrument and accessories.
These solvents may damage the surface of the
instrument.
Disconnect the power cord and place the dust cover
over the main unit when the instrument is not operated
for 1 month or longer.
Do not touch the optical parts of the measurement
window, etc. and keep these parts free from dust.
Fingerprints and dust affect measurement accuracy.
Place the dust cover over the main unit when it is not
being used.
5.4.1 Forehead pad and chin rest
Gently wipe, without rubbing, sections that patients
touch directly, such as the forehead pad and chin rest,
with a cloth dampened with alcohol before starting
measurement for a new patient.
5.4.2 Exterior
When the instrument or accessories get dirty, wipe them
with a soft, dry cloth. When it is very dirty, clean it using a
well wrung cloth dampened with diluted neutral detergent,
and then wipe it with a dry cloth.
Spray glass cleaner onto a soft cloth to clean the
instrument.
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