Installation Instructions; Before Installation - KDK K40DSH2NET Operating Instructions Manual

Installation Instructions

CAUTION

1.Before installation

Check the following.
Is there any breakage or deformation?
Is there product as per your order?
Confirmations
Start to perform attachment construction after checking the power supply of product.
Use hanging bolts and foundation bolts that have sufficient intensity.
Recommending installing a filter so that dust etc. may not be inhaled to a suction side.
(Be careful of the air volume down by the filter pressure loss.)
When the combustion appliance is being used in the room, please prepare a big suction mouth independently.
When the duct is connected to the outdoors, a pipe hood should be installed at the outdoors end, and the duct should be
installed 1/100 or more downward pitches.
(Prevent rain water not to come to fan side.)
When installing ducts, hang the ducts from ceiling so that the duct weight is not applied to fan.
Please don't carry out the following ductworks.
1 Bending 2 Bending
extremely repeatedly
Roll an aluminium tape to connecting part not to carry out an air leak after installing and fixing fan and ducts.
When fan operating is stopped, keep the duct inside wind flow down even if there are outside flowing pressure, so as to keep
the wheel not to rotate. Please attach an electric damper, the backflow prevent damper, etc.
Please do not use or set this fan at the place as follows, outdoor, the place which requires water, the place where steam
generates, the place where corrosive gas may generate, and the place where chemicals are used.
Don't make a hole to the fan casing. In the casing there are electric parts inside. If a hole is made to the fan casing it may be
damaged.
This fan is not used like the place as follows. The place where heat, oil mist, steam or humidity gas
generate or exhaust gas from pool or spring ingredient.
(Environmental conditions (ambient and air conditions): -10 to +40 deg C, relative humidity 85% or less)
When you supply cold air into the room in the winter, if there is any possibility that condensation may form on the connection
part of the duct or the surface of the product, be sure to always carry out thermal insulation treatment on them.
Carefully install the air supply fan and exhaust fan to prevent short circuiting.
Install the fans horizontally. You cannot install them upside down or in a vertical orientation.
Wear protectors as gloves and helmets during installation and maintenance.
May cause injury or burn.
3 Making duct
diameter too small
4 Bending very near
to the fan mouth
Bellows
Separate 1m or more
from the fan mouth.
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