Semi-hermetic indoor units for LT R22, 404A, HT R134a applications
Third character D units use discus compressor
All units include receiver, BX cable
Connections are compressor service valve suction x rotolock receiver valve liquid; newer units and 020 suffix units will have all sweat connections
Receiver capacity listed for R22(R134A) or R404A single refrigerant application; R22 and R134A capacities are identical; for R22, R134A,R404A multi use units multiply listed capacity by .86 for R404A capacity