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Outdoor Unit
Select the Best Location
Select the Best Location
Select space for installing Outdoor Unit, which will meet the following conditions:
• No direct thermal radiation from other heat sources
• No possibility of annoying the neighbors by noise from unit
• No exposition to strong wind
• With strength which bears weight of unit
• Note that drain flows out of unit when heating
• With space for air passage and service work shown next
• Because of the possibility of fire, do not install unit to the space where generation, inflow, stagnation, and leak
of combustible gas is expected.
• Avoid unit installation in a place where acidic solution and spray (sulfur) are often used.
• Do not use unit under any special environment where oil, steam and sulfuric gas exist.
• It is recommended to fence round the Outdoor Unit in order to prevent any person or animal from accessing
the Outdoor Unit.
• 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.
• 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 prod-
uct at a place with a high humidity in winter (neare beach, coast, lake, etc).
(Ex) Rooftop where sunshine always shines.
2. Performance of heating will be reduced and preheat 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 ventilation is good.
It is recommended to install the outdoor unit at a place with a lot of sunshine as possible as.
(5) Location where water gathers since the floor is not even.
