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Multi V 5
2. Select the Best Location
Select space for installing outdoor unit, which will meet the following conditions:
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No direct thermal radiation from other heat sources
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No possibility of annoying neighbors due to noise of unit
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No exposition to strong wind
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With strength which bears weight of unit
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Note that drain flows out of unit when heating
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Because of the possibility of fire, do not install unit to the space where generation, inflow, stagnation, and
leakage of combustible gas is expected.
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Avoid unit installation in a place where acidic solution and spray (sulfur) are often used.
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Do not use unit under any special environment where oil, steam and sulfuric gas exist.
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It is recommended to fence round the outdoor unit in order to prevent any person or animal from accessing the
outdoor unit.
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If installation site is area of heavy snowfall, then the following directions should be observed.
– Make the foundation as high as possible.
– Fit a snow protection hood.
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Select installation location considering following conditions to avoid bad condition when additionally performing
defrost operation.
1. Install the outdoor unit at a place well ventilated and having a lot of sunshine in case of installing the product
at a place with a high humidity in winter (near beach, coast, lake, etc).
(Ex) Rooftop where sunshine always shines.
2. Performance of heating will be reduced and pre-heat time of the indoor unit may be lengthened in case of
installing the outdoor unit in winter at following location:
1) Shade position with a narrow space
2) Location with much moisture in neighboring floor.
3) Location with much humidity around.
4) Location where liquid gathers since the floor is not even.
Installation of Outdoor Units
3
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