Outdoor Units; Model Number Identification; Specifications - Lennox MCB Series Service Manual

4. Outdoor Units

4.1.

Model Number Identification

Series Type
M = Mini-Split
C = Air Conditioner
W = Heat Pump
Major Design Sequence
B = Second Generation
Nominal Cooling Capacity
4.2.

Specifications

Outdoor Unit Model No.
Nominal Size - Tons
Ambient Temperature Operating Range - °F
Energy Star
Sound Data (dBA)
Refrigerant (R-410A)
Maximum line length with furnished charge - ft.
Additional charge required per ft. - oz.
Compressor
Refrigerant oil charge - oz.
Connections - in.
Maximum refrigerant pipe length - ft.
Max. difference in level of indoor unit - ft.
Outdoor Fan
Outdoor Coil
Tube outside diameter - in.
Design Pressure
Shipping Net/Shipping weight (lbs.) (115V)
Data
M C B 009 S 4 S - 1 P
Unit Type
009 = 0.75 ton
012 = 1 ton
018 = 1.5 tons
024 = 2 tons
MCB009S4S
5 - 122
Charge furnished 1 lb. 5 oz.
No. and Type (1) Rotary
Refrigerant oil type
Liquid/Gas pipe (flare) 1/4 / 3/8
(No.) Diameter - in. (1) 16-5/8
Total air volume - cfm
rpm 850/500
Number of rows
Fins per inch
Fin type
Tube type
Net face area - ft.²
PSIG 550/340
(208/230V) 48 / 51
Refrigerant Type
4 = HFC-410A
Cooling Efficiency
S = Standard Efficiency
MCB012S4S
0.75
5 - 122
53.5 54 (115V)
54.5 (208/230V)
1 lb. 7 oz.
25 25
0.16 0.16
(1) Rotary
VG74 VG74
10.5 10.5
1/4 / 1/2
82 82
33 33
(1) 16-5/8
1059 1059
850/600
1
21 21
3/16 3/16
3.63 3.73
550/340
- - - 51 / 55
49 / 53
7
Voltage
L = 115V-1 phase-60Hz
P = 208/230V-1 phase-60Hz
Minor Design Sequence
1 = 1st Revision
Refrigerant Circuits
S = Single Circuit
MCB018S4S
1 1.5
5 - 122
54.5
2 lbs. 0 oz.
25
0.16
(1) Rotary
VG74
14.9
1/4 / 1/2
98
66
(1) 16-1/2
1235
810/700/600
1 2
21
Hydrophilic aluminum
3/16
Rifled copper tubing
4.17
550/340
- - -
62 / 67
MCB024S4S
2
5 - 122
55.5
2 lbs. 6 oz.
25
0.32
(1) Rotary
VG74
14.9
3/8 / 5/8
98
66
(1) 17
1253
710/700/550
2
21
3/16
4.78 + 4.00
550/340
- - -
68/73