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elevate the unit with a sturdy, non-porous material. In installations that may lead to
physical damage (i.e. a garage) it is advised to install a protective barrier to prevent
such damage.
This air handler is designed for a complete supply and return ductwork system. Do
not operate this product without all ductwork attached.
Based upon the actual conditions, if air handler is installed as Fig. A, the air
handler should be concealed in a specific room or space and make sure the air handler
is not accessible to the general public.
Based upon the actual conditions, if air handler is installed as Fig. B, make
sure that there is enough space for care and maintenance and the height between
the air handler and ground is above 8.2ft. And the air handler is not accessible to
the general public.
4.3 Piping Work
4.3.1 Specification of Connection Pipe
Model
AUD24AH2/A-D(U)
AUD36AH2/A-D(U)
AUD48AH2/A-D(U)
AUD60AH2/A-D(U)
A
11
B
External diameter (inch)
Gas pipe
Φ3/4
Air Handlers
Liquid pipe
Φ3/8
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