SYSTEM DESIGN
1.Intended for outdoor installation with free air inlet and outlet. Outdoor fan external static pressure available is less than
2.Minimum outdoor operating air temperature without
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 between 50 and 175 ft, consult Residential Split Systems
7.Crankcase heater required when interconnecting refrigerant tube length exceeds 50 ft.
8.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. For buried lines longer than 3 ft, consult your local distributor.
9.Use only copper wire for electric connection at unit. Aluminum and clad aluminum are not acceptable for the type of connector provided.