Carrier WeatherMaster 50HC*A07 Series, Руководство по установке

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SAFETY CONSIDERATIONS
Improper installation, adjustment, alteration, service,
maintenance, or use can cause explosion, fire, electrical
shock or other conditions which may cause personal injury or
property damage. Consult a qualified installer, service agen-
cy, or your distributor or branch for information or assistance.
The qualified installer or agency must use factory-authorized
kits or accessories when modifying this product. Refer to the
individual instructions packaged with the kits or accessories
when installing.
Follow all safety codes. Wear safety glasses and work
gloves. Use quenching cloths for brazing operations and have
a fire extinguisher available. Read these instructions thor-
oughly and follow all warnings or cautions attached to the
unit. Consult local building codes and appropriate national
electrical codes (in USA, ANSI/NFPA70, National Electrical
Code (NEC); in Canada, CSA C22.1) for special require-
ments.
It is important to recognize safety information. This is the
safety-alert symbol . When you see this symbol on the
unit and in instructions or manuals, be alert to the potential
for personal injury.
Understand the signal words DANGER, WARNING, CAU-
TION, and NOTE. These words are used with the safety-alert
symbol. DANGER identifies the most serious hazards which
will result in severe personal injury or death. WARNING signi-
fies hazards which could result in personal injury or death. CAU-
TION is used to identify unsafe practices, which may result in
minor personal injury or product and property damage. NOTE is
used to highlight suggestions which will result in enhanced in-
stallation, reliability, or operation.
MODEL NUMBER NOMENCLATURE AND
DIMENSIONS
See Fig. 1 for 50HC model number nomenclature. See
Fig. 2 and 3 for unit dimensional drawings.
Rated Indoor Airflow
Table 1 lists the rated indoor airflow used for the AHRI ef-
ficiency rating for the units covered in this document.
Table 1 — Rated Indoor Airflow
WARNING
Electrical shock can cause personal injury and death. Shut
off all power to this equipment during installation and ser-
vice. There may be more than one disconnect switch. Tag
all disconnect locations to alert others not to restore power
until work is completed.
WARNING
Failure to follow this warning could cause personal injury,
death and/or equipment damage.
Puron
® (R-410A) refrigerant systems operate at higher
pressures than standard R-22 systems. Do not use R-22 ser-
vice equipment or components on Puron refrigerant equip-
ment.
WARNING
Failure to follow this warning could cause personal injury
or death.
Relieve pressure and recover all refrigerant before system
repair or final unit disposal. Wear safety glasses and gloves
when handling refrigerants. Keep torches and other igni-
tion sources away from refrigerants and oils.
CAUTION
Failure to follow this caution may result in personal injury.
Sheet metal parts may have sharp edges or burrs. Use care
and wear appropriate protective clothing, safety glasses and
gloves when handling parts and servicing air conditioning
equipment.
IMPORTANT: 50HC 11 and 12 size units for installation
in the United States contain use of Carrier's Staged Air
Volume (SAV™) 2-speed indoor fan control system. This
complies with the U.S. Department of Energy (DOE) effi-
ciency standard of 2018.
50HC 11 and 12 size units for installation outside the
United States may or may not contain use of the SAV
2-speed indoor fan control system as they are not required
to comply with the U.S. Department of Energy (DOE)
efficiency standard of 2018.
For specific details on operation of the Carrier SAV
2-speed indoor fan system refer to the Variable Frequency
Drive (VFD) Factory-Installed Option 2-Speed Motor
Control Installation, Setup and Troubleshooting manual.
MODEL NUMBER RATED INDOOR AIRFLOW (CFM)
50HC*A/B/F07 2400
50HC*D/E/G07 2400
50HC*D/E/G08 3000
50HC*D/E/G09 3000
50HC*D/E11 3000
50HC*D/E/G12 3000