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Discontinued Products
Flex Multi Heat Pump Inverter Outdoor Units

Flex Multi Heat Pump Inverter Outdoor Units

System Model No.: LMU366HV

PRODUCT SUPPORT

Multi F series outdoor units can support two, three, or four indoor units for maximum design flexibility. Choose from 18,000, 24,000, 34,000, and 36,000 Btu/h capacities.

Space-saving footprint in a heat pump configuration, Multi F outdoor units include advanced Inverter (variable-drive compressor) technology, and enable easy installation with little to no ductwork required.

* Inverter variable-speed compressor on the outdoor unit for energy-saving operation
* Defrost / De-icing capabilities
* Restart delay of three minutes
* Self diagnosis capabilities
* Soft start reduces power surges to electrical systems
* Auto operation and auto restart operation
* Operates down to 14°F in cooling mode
* R410A refrigerant

Available models: LMU366HV

Outdoor Model H/P Inverter #

LMU366HV

Capacity (BTU/h)*

 

36,000 Class

 

 

 

Power Input
 (Min.~Rated~Max.)

Cooling (kW)

0.72~3.75~3.92

 

Heating (kW)

0.72~3.70~4.10

Running Current

Cooling (A)

3.0~17.4~18.2

 

Heating (A)

4.5~17.2~18.8

Power Supply

Ø / V / Hz

1/208~230/60

Power Supply Cable
  (Outdoor)

No. x AWG

3 x 12

Transmission Cable
  (Outdoor to Indoor unit)

No. x AWG

4 x 18

 

 

 

Dimensions (W x H x D)

inch

34  1/4 x 31 13/16 x 12 19/32

Net Weight

lbs

143.3

Max. # of Connectable Indoor Units

4

 

 

 

Refrigerant

Charge (at 24.6 ft.)

89.9 oz

 

Type

R410A

 

Control

EEV

 

 

 

Sound Level (H)

Sound Pressure dB(A)+3

52

 

 

 

Piping Connections

Liquid (inch)

1/4 x 4EA

 

Gas (inch)

3/8 x 4EA

Piping length spec.

Max. total piping (ft.)

246.1

 

Max. OD~ID piping (ft.)

82

 

Piping length(no add’l refrigerant)  ft.

123

Max. Elevation
  Difference

Outdoor Unit~Indoor Unit  (ft)

49.2

 

Indoor Unit~Indoor Unit  (ft)

24.6

 

 

 

Operation Range
  (Outdoor)

Cooling (˚F)

14 ~114.8

 

Heating (˚F)

5~ 75.2

     

Features
• Defrost /Deicing
• Restart delay (3-minutes)
• Self diagnosis
• Soft start
• Inverter (variable speed compressor)
• Auto operation (Artificial intelligence)
• Auto restart operation
• Low ambient operation to 14ºF (cooling mode)
• Gold Fin™ Anti-Corrosion

Exterior Unit Includes:
• Exterior unit
• Sufficient refrigerant for charging 2, 3 or 4 indoor coils
(Please see chart below for actual length amount included)

     

Note :
1. Capacities are based on the following conditions:
      Cooling:  - Indoor Temperature 80ºF (26.7ºC ) DB/67ºF (19.4ºC) WB
                    - Outdoor Temperature 95ºF (35ºC) DB/75ºF (23.9ºC) WB
       Heating:  - Indoor Temperature 70ºF (21.1ºC) DB/60ºF (15.6ºC) WB
                     - Outdoor Temperature 47ºF (8.3ºC) DB/43ºF (6.1ºC) WB
       Piping Length:  - Interconnecting Piping Length 24.6 ft.(7.5m)
                             - Level Difference of Zero

2. Wiring cable size must comply with the applicable local and national code.
3. The specification may be subject to change without prior notice for purpose
of improvement.
4. For more capacity(*) information, refer to the combination tables.
5. The data mentioned in the above table are only for non-ducted type of indoor unit.

 

Download Type Category Product Name Model No.
Download Submittals Discontinued Products Flex Multi Four-Zone 36,000 Btu/h Heat Pump Outdoor Unit LMU366HV
Download Engineering Manuals Discontinued Products Flex Multi-Split Systems NA
Download Service Manuals Multi F Multi Zone Multi F Systems General Service Manual NA
Download Service Manuals Discontinued Products LMU366HV Multi F System Quad-Zone Outdoor Unit LMU366HV

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