Precautions For Safety - Toshiba MMU-AP0072WH Service Manual

1. PRECAUTIONS FOR SAFETY

WARNING
Before starting to repair the air conditioner, read carefully through the Service Manual, and repair the air
conditioner by following its instructions.
Only qualified service person (∗1) is allowed to repair the air conditioner.
Repair of the air conditioner by unqualified person may give rise to a fire, electric shocks, injury, water leaks
and/or other problems.
Only a qualified installer (∗1) or qualified service person (∗1) is allowed to carry out the electrical work of
the air conditioner.
Under no circumstances must this work be done by an unqualified individual since failure to carry out the
work properly may result in electric shocks and/or electrical leaks.
When transporting the air conditioner, wear shoes with protective toe caps, protective gloves and other
protective clothing.
When connecting the electrical wires, repairing the electrical parts or undertaking other electrical jobs, wear
gloves to provide protection for electricians and from heat, insulating shoes and clothing to provide
protection from electric shocks.
Failure to wear this protective gear may result in electric shocks.
Electrical wiring work shall be conducted according to law and regulation in the community and installation
manual. Failure to do so may result in electrocution or short circuit.
Only a qualified installer (∗1) or qualified service person (∗1) is allowed to undertake work at heights using
a stand of 50 cm or more or to remove the intake grille of the indoor unit to undertake work.
When working at heights, use a ladder which complies with the ISO 14122 standard, and follow the
General procedure in the ladder's instructions.
Also wear a helmet for use in industry as protective gear to undertake the work.
When working at heights, put a sign in place so that no-one will approach the work location, before
proceeding with the work.
Parts and other objects may fall from above, possibly injuring a person below.
When executing address setting, test run, or troubleshooting through the checking window on the electric
parts box, put on insulated gloves to provide protection from electric shock.
Otherwise you may receive an electric shock.
Do not touch the aluminum fin of the outdoor unit.
You may injure yourself if you do so. If the fin must be touched for some reason, first put on protective
gloves and safety work clothing, and then proceed.
Do not climb onto or place objects on top of the outdoor unit.
You may fall or the objects may fall off of the outdoor unit and result in injury.
When transporting the air conditioner, wear shoes with additional protective toe caps.
When transporting the air conditioner, do not take hold of the bands around the packing carton.
You may injure yourself if the bands should break.
Be sure that a heavy unit (10kg or heavier) such as a compressor is carried by two persons.
This air conditioner has passed the pressure test as specified in IEC 60335-2-40 Annex EE.
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