Matched System; System Design Summary - Carrier 38YXA Preliminary Product Fact Sheet

HEAT PUMP
1. Intended for outdoor installation with free air inlet and outlet. Outdoor fan external static pressure available is less than 0.01-in. wc.
2. Minimum outdoor operating air temperature for cooling mode without low-ambient operation accessory is 55°F (12.8°C).
3. Maximum outdoor operating air temperature for cooling mode is 125°F (51.7°C)
4. Minimum outdoor operating air temperature for heating mode is -30°F (-34.4°C).
5. Maximum outdoor operating air temperature for heating mode is 66°F (18.9°C).
6. For reliable operation, unit should be level in all horizontal planes.
7. Maximum elevation of indoor coil above or below base of outdoor unit is: indoor coil above = 30 ft; indoor coil below = 30 ft. (See items
8 and 9 following.)
8. For interconnecting tubing lengths greater than 50 ft, consult the Residential Split-System Application Guideline and Service Manual for
Air Conditioners and Heat Pumps using R-410A Refrigerant.
9. If ANY refrigerant tubing is buried, provide a minimum 6-in. vertical rise to the valve connections at the unit. Refrigerant tubing lengths
up to 36 in. may be buried without further considerations. Buried refrigerant tubing lengths greater than 36 in. are not recommended.
10. Use only copper wire for electric connection at unit. Aluminum and clad aluminum are not acceptable for the type of connector provided.
11. Mixmatches of indoor coil capacity of more than 1 size larger than outdoor unit capacity (unless so specified) may result in inadequate
indoor comfort.
12. Do not apply capillary tube indoor coils to these units.
13. Factory-supplied filter drier must be installed.

MATCHED SYSTEM

HUMIDIFIER

SYSTEM DESIGN SUMMARY

7
COMFORT VENTILATOR
COMFORT ZONE II
CONTROL CENTER
FAN COIL
AIR CLEANER
A97114