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Installation Procedure
Step 1 Checking and preparing
accessories
The following accessories are supplied with the indoor
unit. The type and quantity may differ, depending on the
specifications.
Installation template
or
Insulation drain
Flexible hose
Installation
Cable-tie
manual
6
English
Step 2 Choosing the installation
location
Installation location requirements
• There must be no obstacles near the air inlet and outlet.
• Install the indoor unit on a ceiling that can support its
Dimension gauge
weight.
• Maintain sufficient clearance around the indoor unit.
• Before installing the indoor unit, be sure to check
whether the chosen location is well-drained.
• The indoor unit must be installed such that it is beyond
public access and is not touchable by users.
Rubber
• Rigid wall without vibration.
• Where it is not exposed to direct sunshine.
• Where the air filter can be removed and cleaned easily.
User manual
• As a rule, the unit cannot be installed at a height of
less than 2.5m.
• If you install the cassette or duct type indoor unit on
the ceiling with humidity over 80%, you must apply
extra 10mm of polyethylene foam or other insulation
with similar material on the body of the indoor unit.
Do not install the air conditioner in following places.
• Place where there is mineral oil or arsenic acid. Resin
parts flame and the accessories may drop or water
may leak. The capacity of the heat exchanger may
reduce or the air conditioner may be out of order.
• The place where corrosive gas such as sulphuric acid
gas generates from the vent pipe or air outlet.
• The copper pipe or connection pipe may corrode and
refrigerant may leak.
• The place where there is a machine that generates
electromagnetic waves. The air conditioner may not
operate normally due to control system.
• The place where there is a danger of existing
combustible gas, carbon fibre or flammable dust.
• The place where thinner or gasoline is handled. Gas
may leak and it may cause fire.
CAUTION
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