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1. SAFETY CAUTIONS
The important contents concerned to the safety are described on the ventilator body and in this Service manual.
Preserve the described items after understanding clearly the following contents (indications/illustration symbols)
and reading this manual thoroughly.
n
Explanation of indications
Indication
DANGER
WARNING
CAUTION
Meaning
Indicates the contents which a danger such as death or serious injury is caused in
emergency on the repair engineers or the surrounding third party by an incorrect work.
Indicates the contents which a possibility such as death or serious injury is caused on the
repair engineers or the surrounding third party by an incorrect work, or on the customers
by a trouble of the products.
Indicates the contents which occurrence of injury (*) or damage of property is supposed
on the repair engineers or the surrounding third party by an incorrect work, or on the
customers by a trouble of the products.
*
Damage of property : expanded damage concerned to property/household effects or domestic animals/pets
n
Explanation of illustration symbols
Illustration symbol
Meaning
Indicates prohibition (Never do it.).
The concrete contents of prohibition are indicated with illustrations or descriptions near
the illustration symbol.
Indicates forced work (Necessarily do it.).
The concrete contents of forced work are indicated with illustrations or descriptions near
the illustration symbol.
Indicates cautions (including danger/warning).
The concrete contents of cautions are indicated with illustrations or descriptions near the
illustration symbol.
1-1. Warning and caution exclusive in service work
WARNING
• Be sure to ask the customers not to let children close to the work place.
The tools or disassembled parts may cause an injury on children.
• Be sure to turn off the breaker before work when power-ON is unnecessary such as a case of
disassembling.
If doing so, an electric shock may be caused.
• Use the substitute parts corresponded to the model for repair. And do not modify the products.
It causes an abnormal operation or a trouble resulted in leakage or fire, that is a cause of customers’
disaster.
• For connection of the cut lead cables, connect the cables with application terminals, direct the closed
end side upward, and then apply the draining process.
If the post-process of connection is not carried out, a cause of customers’ disaster such as leakage or fire
generates.
• After the work, check the insulation resistance between live part (pin of SL terminal) and non-current
carrying part (motor frame) using a insulation megger (500V) and confirm 10MW or more is kept.
If the insulation resistance is not confirmed, a cause of customers’ disaster such as leakage or fire generates.
CAUTION
• Use the protective materials such as gloves, etc. for check/repair inside of the unit.
If touching inside of the unit with bare hands, an injury may be caused.
Summary of Contents for VN-1KSAE
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