Precautions For Safety - Toshiba MD-VNK802HEXE Service Manual

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Precautions for safety

The manufacturer shall not assume any liability for the damage caused by not observing the description of this manual.
WARNING
Before starting to repair the Air to Air Heat Exchanger with DX Coil Unit, read carefully through the Service
Manual, and repair the Air to Air Heat Exchanger with DX Coil Unit by following its instructions.
Only qualified service person (*1) is allowed to repair the Air to Air Heat Exchanger with DX Coil Unit.
Repair of the Air to Air Heat Exchanger with DX Coil Unit 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 to Air Heat Exchanger with DX Coil Unit.
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.
Wear protective groves and safety work clothing during installation, servising and removal.
When repairing the electrical parts or undertaking other electrical jobs, wear gloves to provide protection for
electricians and from heat.
Failure to wear this protective gear may result in electric burn.
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 electrical control cover, inspection cover or maintenance cover of
the Air to Air Heat Exchanger with DX Coil Unit to undertake work.
When working at heights, use a ladder which complies with the ISO 14122 standard, and follow the
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.
General
When executing address setting, test run, or troubleshooting through the checking window on the electrical control
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 Air to Air Heat Exchanger with DX Coil 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.
Transport it by the truck or the forklift. Transport it by six people or more when the person transports it
temporarily. The waist etc. might be hurt when not following it.
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 to Air Heat Exchanger with DX Coil Unit, wear shoes with protective toe caps,
protective gloves and other protective clothing.
When transporting the Air to Air Heat Exchanger with DX Coil Unit, 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 (10 kg or heavier) such as a compressor is carried by two persons.
This Air to Air Heat Exchanger with DX Coil Unit has passed the pressure test as specified in IEC 60335-2-
40 Annex EE.
Use wiring that meets the specifications in the Installation Manual and the stipulations in the local regulations
and laws. Use of wiring which does not meet the specifications may give rise to electric shocks, electrical
leakage, smoking and / or a fire.
Refrigerant shall be replaced by nitrogen gas when repair with gas burner is needed. Oil attached to pipes
may result in fire.
Exchange to parts specified in service manual, which meet the specification or listed in parts list of service
manual. Failure to use specified parts may result in electrical shock, smoke, and / or fire.
General
Inspect the Air to Air Heat Exchanger with DX Coil Unit for any falling hazard of the unit before maintenance
or repair.
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