Carrier X-POWER Series Service Manual page 96

R410a DC Inverter 60Hz
2. Ensure that the noise and exhaust ventilation of the outdoor unit do not affect the neighbors of the
property owner or the surrounding ventilation.
3. Ensure that the outdoor unit is installed in a well-ventilated place that is possibly closest to the indoor
unit.
4. Ensure that the outdoor unit is installed in a cool place without direct sunshine exposure or direct
radiation of a high-temperature heat source.
5. Do not install the outdoor unit in a dirty or severely polluted place, so as to avoid blockage of the heat
exchanger in the outdoor unit.
6. Do not install the outdoor unit in a place with oil pollution, salt or high content of harmful gases such as
sulfurous gas.
2.2.4 Base for outdoor unit
1. A solid, correct base can:
1) Avoid the outdoor unit from sinking.
2) Avoid the abnormal noise generated due to base.
2. Base types
1) Steel structure base
2) Concrete base (see the figure below for the general making method)
Φ25/64in.(Φ10mm) Expansion bolt
Rubber shocking
proof mat
Solid ground
or roofing
Remark:
The key points to make basement:
1) The master unit's basement must be made on the solid concrete ground. Refer to the structure
diagram to make concrete basement in detail, or make after field measurements.
2) In order to ensure every point can contact equality, the basement should be on completely level.
3) If the basement is placed on the roofing, the detritus layer isn't needed, but the concrete surface must
be flat. The standard concrete mixture ratio is cement 1/ sand 2/ carpolite 4, and adds Φ10 strengthen
reinforcing steel bar, the surface of the cement and sand plasm must be flat, border of the basement
must be chamfer angle.
4) In order to drain off the seeper around the equipment, a discharge ditch must be setup around the
basement.
5) Please check the affordability of the roofing to ensure the load capacity.
114
Outdoor unit
7-7/8in.(200mm)
≥3-5/32in.(80mm)
Concrete basement
h=7-7/8in.(200mm)
Carrier service manual
Installation