Aire-Flo 4AC13 Series Instrucciones de instalación/puesta en marcha/Manual de información al propietario - Página 3
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Elevate Unit
Accumulation of water and ice in base pan may
cause equipment damage.
Elevate unit per local climate and code requirements to
provide clearance above estimated snowfall level and
ensure adequate drainage of unit. Use snow stand in
areas where prolonged freezing temperatures are
encountered.
If conditions or local codes require the unit be attached
to pad or mounting frame, tie down bolts should be used
and fastened through knockouts provided in unit base pan.
Roof Top Installations
Mount on level platform or frame 6 inches above roof
surface. Place unit above a load-bearing wall and isolate
unit and tubing set from structure. Arrange supporting
members to adequately support unit and minimize
transmission of vibration to building. Ensure roof structure
and anchoring method is adequate for location. Consult
local codes governing rooftop applications.
NOTE: Unit must be level to within ± 2 / (± 3/8 in./ft) per
compressor manufacturer specifications.
Clearance Requirements
When installing, allow sufficient space for airflow
clearance, wiring, refrigerant piping, and service.
proper airflow, quiet operation and maximum efficiency.
Position so water, snow, or ice from roof or eaves cannot
fall directly on unit.
506320-01
DO LOCATE THE UNIT:
!
With proper clearances on sides and top of unit (a
minimum of 12" on the three sides, service side
should be 24" and 48" on top
!
On a solid, level foundation or pad
!
To minimize refrigerant line lengths
DO NOT LOCATE THE UNIT:
!
On brick, concrete blocks or unstable surfaces
!
Near clothes dryer exhaust vents
!
Near sleeping area or near windows
!
Under eaves where water, snow or ice can fall
directly on the unit
!
with clearance less than 2 ft. from a second unit
!
with clearance less than 4 ft. on top of unit
Indoor Coil Piston Selection
The outdoor section must be matched to a factory
approved indoor section. It is mandatory that the installer
ensure that the correct piston or TXV is installed in the
indoor section. If necessary remove the existing piston and
replace it with the correct piston or TXV. See indoor unit
instructions for details of changing the piston or TXV.
Contact your distributor for accessory piston kits.
The correct piston size is shipped with the unit, and
also listed in the specification sheet. Do not use the piston
that comes with the indoor unit, unless it matches the one
listed on the outdoor unit.
All 14 SEER models are only rated with TXV on the
indoor coils.
For
Refrigeration Line Sets
Use only refrigeration grade copper tubes. Split
systems may be installed with up to 50 feet of line set (no
more than 20 feet vertical) without special consideration
(see long line set guide lines).
Unit Size
41/42
47/48
**Field Supplied 7/8 X 1-1/8 connector required on both
ends of vapor tubing.
Do not leave the lines open to the atmosphere for any
period of time, moisture, dirt and bugs may contaminate the
lines.
Issue 1012
Line Set Sizes
Liquid Line
18
3/8"
24
3/8"
30
3/8"
36
3/8"
3/8"
3/8"
60
3/8"
Vapor Line
3/4"
3/4"
3/4"
7/8"
7/8"
7/8"
1-1/8"
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