Safety precautions
Installation manual 5
ENGLISH
• Use the designated electrical wires for the terminal board connections, and
connect the wires securely so that they will not become disconnected.
(Failure to ensure proper connections may cause fire.)
• When passing metal ducts through wooden buildings clad with metal laths,
wire laths or metal, these ducts must be installed in such a way that they
will not make electrical contact with the metal laths, wire laths or metal
sheets. (Power leakage can cause ignition)
• Means for disconnection must be incorporated in the fixed wiring in
accordance with the wiring rules.
Operation
• When the product is soaked (flooded or submerged), contact an authorized
service center.
- There is risk of fire or eletric shock.
• Don't touch a dedicated circuit or breaker with wet hands.
- There is risk of electric shock.
• When the product is not be used for a long time, disconnect the power
supply plug or turn off the breaker.
- There is risk of product damage or failure, or unintended operation.
• When flammable gas leaks, turn off the gas and open a window for
ventilation before turn the product on.
- Do not use the telephone or turn switches on or off.
There is risk of explosion or fire.
• Be cautious that water could not enter the product.
- There is risk of fire, electric shock, or product damage.
• Turn the breaker off when cleaning or maintaining the product.
- There is risk of electric shock.
• The outside ducts must be tilted at a gradient (1/30 or more) down toward
the outdoor area from the ventilator unit, and properly insulated. (The entry
of rain water may cause power leaks, fire or damage to household
property.)
• Glove should be worn when doing the installation work. (There is risk of
injury.)
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