SAFETY PRECAUTIONS
Before starting to use the system, read carefully this"SAFETY PRECAUTIONS" to ensure a proper operation of the system. Safety precautions described here are classified to " 
WARNING" and " 
CAUTION". Precautions which are shown in the column of
"
WANING" means that an improper handing could lead to a grave result like a death, serious injury, etc. However, even if precautions
are shown in the column of "
CAUTION", a very serious problem could occur depending on situation. Make sure to observe these safety precautions faithfully because they are very important information to ensure the safety.
Symbols which appear frequently in the text have following meanings.
Strictly prohibited.
Observe instructions faithfully. 
Provide a positive grounding.
When you have read through the manual, keep it always at hand for read consultation. If the operator is replaced, make sure to hand over this manual to the new operator.
CAUTIONS FOR INSTALLATION
The system should be applied to places as office, restaurant, residence and the like.
Application to inferior environment such as an engi- neering shop, could cause equipment malfunction and serious injury or death.
WARNING
The system should be installed by your dealer or a professional installer.
Installation by yourself is not encouraged because it could cause such problems as water leakage, electrical shock or fire accident by some improper handing.
When you need some optional devices such as a hu- midifier, electric heater, etc., be sure to use the products which are recommended by us. These devices should be attached by a professional installer.
Installation by yourself is not encouraged because it could cause such problems as water leakage, electrical shock or fire accident by some improper handing.
CAUTION
Do not install nearby the place where may | Depending on the place of installation, a | Drain pipe should be arranged to provide a |
have leakage of flammable gas. | circuit breaker may be necessary. | positive draining. |
| ON |
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| OFF |
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If the gas leakes and gathers around, it may cause | Unless the circuit breaker is installed, it could | If the pipe is arranged improperly, furniture or the |
the fire. | cause elecrical shocks. | likes may be damaged by leaked water. |
Where strong winds may prevail, the system should be fixed securely to prevent a collapse.
Install on the place where can endure the weight of air conditioner.
Make sure the system is grounded.
Bodily injury could result by a collapse. | Bodily injury could result by a careless installation. |
CAUTIONS FOR OPERATION
WARNING
Grounding cable should never be connected to a gas pipe, city water pipe, lightning conductor rod or grounding cable of telephone. If the grounding cable is not set properly, it could cause electric shocks.
You should refrain from exposing your body | Do not poke the air inlet or outlet with a | When any abnormal condition (scorching smell or oth- |
directly to cool wind for a long time. | bar, etc. | ers) is found, stop the operation immediately and turn |
|
| off the power switch. Then consult your dealer. |
It could affect your physical condition or cause some health problems.
Since the internal fan is operating with a high speed, it could cause an injury.
If you continue the operation without removing the cause, it could result in a trouble, electric shock or fire.
CAUTION
The system should never be used for any other purposes than intended such as for preservation of food, flora and fauna, pre- cision deices or work of art.
Do not handle switches with a wet hand.
Combustion apparatus should not be placed allowing a direct exposure to wind of air con- ditioner.
It could cause deterioration of food or other problems. | It could cause electric shocks. |
Incomplete combustion could occur on the apparatus.
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