SYSTEM DESIGN SUMMARY

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 without low-ambient operation accessory is 55°F (12.8°C).

3.Maximum outdoor operating air temperature is 125°F (51.7°C).

4.For reliable operation, unit should be level in all horizontal planes.

5.Maximum elevation of indoor coil above or below base of outdoor unit is: Indoor coil above = 50 ft, indoor coil below = 150 ft.

6.For interconnecting refrigerant tube lengths greater than 50 ft and/or 20 ft vertical differential, consult the Residential Split-System Application Guideline and Service Manual for

Air Conditioners and Heat Pumps using Puron® (R-410A) Refrigerant available from equipment distributor.

7.If any refrigerant tubing is buried, provide a 6 in. vertical rise to the valve connections at the unit. Refrigerant tubing lengths up to 36 in. may be buried without further consideration. Do not bury refrigerant lines longer than 3 ft.

8.Use only copper wire for electric connection at unit. Aluminum and clad aluminum are not acceptable for the type of connector provided.

9.Mismatches of indoor coil capacity more than one size larger than outdoor unit capacity may result in inadequate indoor comfort.

10.Do not apply capillary tube indoor coils to these units.

11.Factory-supplied filter drier must be installed.

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Bryant 550A warranty System Design Summary