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Toshiba VN-250SE Service Manual page 4

Heat exchange ventilators
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1-2. DANGER/WARNING/CAUTION Described in Owner's Manual
• Do not use as an air circulators for open-type burners (heaters).
When gas or oil stoves are used in the home, separate equipment for circulating the air should be used.
• When any abnormal condition (scorching smell or others) is found, stop the operation immediately
and keep the exclusive circuit breaker "OFF".
If you continue the operation without removing the cause, it could cause an electric shock or a fire.
• When the system needs a repair, consult your dealer.
• When the system is checked and the power cable undergoes maintenance, stop the operation, and
switch the exclusive circuit breaker "OFF".
The internal fan is revolving at high speeds and can cause serious injury. And when using a stepladder,
etc., make sure to fix it properly.
• The external air intake opening should be positioned away from the exhaust openings of combustion
gases etc.
The intake of such gasses could lead to a lack of oxygen in the room.
• If there is combustible gas leakage from other appliances, ventilate the room by opening windows.
If operation were to be attempted in such a situation, sparking at electrical contact points could cause an
explosion.
• Netting or something similar should be provided at the external air intake opening to prevent birds
etc. interfering with the unit.
Nests or other foreign objects should be removed. That could lead to a lack of oxygen in the room.
• If the supply cord is damaged, it must be replaced by the manufacturer or its service agent or a
similarly qualified person in order to avoid a hazard.
• The external air intake opening should not be positioned where discharged air may directly enter it.
A situation like this will lead to the room being contaminated and this may pose a health risk.
• When Heat Exchange Ventilators are relocated, contact your dealer or a professional installer.
Improper practice of installation could cause a drop of the unit, a water leakage, an electric shock or a
fire.
• Ask the sales office or the engineering shop to perform the work.
• Don't push a finger or a stick into the open-air inlet or the exhaust outlet.
A fan with a high rpm will injure you.
• Modification of the system is strictly prohibited.
Improper practice of repair could cause a water leakage, an electric shock or a fire.
• When the system needs a repair, consult your dealer.
DANGER
WARNING
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