Lennox MCA018S4S-1P User Manual

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8. Single Zone Outdoor Units
NOTE: Outdoor units can only be installed in an unenclosed outdoor environment.
8.1. ModelNumberIdentication
M C A 009 S 4 S-1 P
Series Type
M=Mini-Split
CoolingEfciency
S=StandardEfciency
Major Design Sequence
A=FirstGeneration
Nominal Cooling Capacity
009 = 0.75 ton
012 = 1 ton
018 = 1.5 tons
024 = 2 tons
Refrigerant Type
4=HFC-410A
Refrigerant Circuits
S=SingleCircuit
Minor Design Sequence
1 = 1st Revision
Voltage
L=115V-1phase-60Hz
P=208/230V-1phase-60Hz
Unit Type
C = Air Conditioner
8.2. Specications
Outdoor Unit Model No. MCA009S4S MCA012S4S MCA018S4S MCA024S4S
Nominal Size - Tons
0.75 1 1.5 2
Ambient Temperature Operating Range - °F
5-122 5-122 5-122 5-122
Energy Star
Yes Yes Ye s Yes
Sound Data (dBA)
51 51.5 53.5 57
Refrigerant
(R-410A)
Chargefurnished(115V) --- 1lb.5oz. --- ---
Chargefurnished(208/230V) 1lb.2oz. 1lb.3oz. 2lbs.0oz. 2lbs.9oz.
Maximumlinelengthwithfurnishedcharge-ft. 20 20 20 30
Additionalchargerequiredperft.-oz. 0.21 0.21 0.21 0.32
Compressor
No.andType (1)Rotary (1)Rotary (1)Rotary (1)Rotary
Refrigerantoiltype VG74 VG74 VG74 VG74
Refrigerantoilcharge-oz. 5.7 12.5(115V)
5.7 (208/230V
14.9 15.2
Connections - in.
Liquid/Gaspipe(are) 1/4 / 3/8 1/4 / 1/2 1/4 / 1/2 3/8 / 5/8
Maximumrefrigerantpipelength-ft. 82 82 98 98
Max.differenceinlevelofindoorunit-ft. 33 33 66 66
Outdoor
Fan
(No.)Diameter-in. (1)16-3/4 (1)16-3/4 (1)16-3/4 (1)19-1/4
Totalairvolume-cfm 1230 1175(115V)
1230 (208/230V
1195 1824
rpm 850/700 850/700 850/700 800/550
Outdoor Coil
Number of rows 1 1 2 2
Finsperinch 21 21 21 21
Fintype Hydrophilicaluminium
Tubeoutsidediameter-in. 1/4 1/4 1/4 1/4
Tubetype Riedcoppertubing
Netfacearea-ft.² 4.15 4.15 4.15 5.48

Lennox MCA018S4S-1P Specifications

General

Brand	Lennox
Model	MCA018S4S-1P
Category	Air Conditioner
Language	English