Lennox MHA Series Service Manual

3
1. Indoor Units
1.1. ModelNumberIdentication
M WH A 009 S 4-1 P
Unit Type
WH=Wall-MountedNon-DuctedUnit
Series Type
M=Mini-Split
Voltage
L=115V-1phase-60Hz
P=208/230V-1phase-60Hz
WALL-MOUNTED INDOOR UNITS
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
Minor Design Sequence
1=1stRevision
1.2. IndoorUnitSpecications
Indoor Unit Model No.
MWHA009S4 MWHA012S4
NominalSize-Tons
0.75 1
PowerSupply-60hz-1phase 115V 208/230V 115V 208/230V
Ratedloadamps 0.7 0.06 0.7 0.06
Output(W) 20 20 20 20
RoomTemperatureRange(°F) Cooling 62-90 62-90 62-90 62-90
Heating 32-86 32-86 32-86 32-86
AirVolume-cfm(High/Medium/Low) 247 / 182 / 129 309 / 285 / 187 294 / 212 / 171 324 / 282 / 212
SoundData(dBA)-Low/Medium/High 38 / 32 / 25 38 / 32 / 25 38 / 30 / 28 38 / 32 / 24
PipingConnections-Liquid/Gas-o.d.-are-in. 1/4 / 3/8 1/4 / 3/8 1/4 / 1/2 1/4 / 1/2
Drainconnectiono.d.-in. 1 1 1 1
Net/Shippingweights-lbs. 18 / 23 18 / 23 19 / 25 19 / 25
Indoor Unit Model No. MWHA018S4 MWHA024S4
NominalSize-Tons 1.5 2
PowerSupply-60hz-1phase 208/230V 208/230V
Ratedloadamps 0.11 0.37
Output(W) 30 60
RoomTemperatureRange(°F) Cooling 62-90 62-90
Heating 32-86 32-86
AirVolume-cfm(High/Medium/Low) 449 / 393 / 262 706 / 588 / 450
SoundData(dBA)-Low/Medium/High 43 /35 / 30.5 48 / 42.5 / 34
PipingConnections-Liquid/Gas-o.d.-are-in. 1/4 / 1/2 3/8 / 5/8
Drainconnectiono.d.-in. 1 1
Net/Shippingweights-lbs. 25 / 33 31 / 40

Lennox MHA Series Specifications

General

Brand	Lennox
Model	MHA Series
Category	Air Conditioner
Language	English