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Due to our policy of continuous product innovation, some specications may change without notication.
©
LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG ” is a registered trademark of LG Corp.
4
Single Zone Mega Wall Mounted Engineering Manual
TABLE OF CONTENTS
INTRODUCTION ..................................................................................... 5
ARCHITECTURAL APPEAL .................................................................. 6
PRODUCT FEATURES AND BENEFITS ...............................................8
UNIT NOMENCLATURE ......................................................................... 9
General Data ................................................................................... 10-12
Electrical Data ...................................................................................... 13
Functions, Controls, and Options ...................................................... 14
Outdoor Unit Dimensions ................................................................... 15
LSU090HEV1, LSU120HEV1 ............................................................ 15
LSU180HEV1 .................................................................................... 16
LSU240HEV1 .................................................................................... 17
LSU090HXV1, LSU120HXV1 ............................................................ 18
Indoor Unit Dimensions ...................................................................... 19
LSN090HEV1 .................................................................................... 19
LSN120HEV1 .................................................................................... 20
LSN180HEV1, LSN240HEV1 ............................................................ 21
LSN090HXV, LSN120HXV ................................................................ 22
ACOUSTIC DATA .................................................................................23
Refrigerant Flow Diagrams ................................................................. 25
LSN/LSU90-180HEV1 ....................................................................... 25
LSN180HEV/LSU180HEV ................................................................. 26
LSN240HEV/LSU240HEV ................................................................. 27
LSN090HXV/LSU090HXV ................................................................. 28
Wiring Diagram .................................................................................... 29
LSN090HEV1 .................................................................................... 29
LSN120HEV1 .................................................................................... 30
LSN180HEV1, LSN240HEV1 ........................................................... 31
LSN090-120HXV ............................................................................... 32
LSU090HEV1, LSU120HEV1 ............................................................ 33
LSU180HEV1 ................................................................................... 34
LSU240HEV1 ................................................................................... 35
LSN090-120HXV ............................................................................... 36
Accessories ......................................................................................... 37
PERFORMANCE DATA ........................................................................ 39
Cooling Capacity ............................................................................... 40
Heating Capacity ............................................................................... 43
Equipment Selection Procedure ........................................................ 49
LS090~240HEV1 ............................................................................... 50
LS090HXV/LS120HXV ...................................................................... 51
Building Ventilation Design Guide ................................................ 52-53
Placement Considerations ............................................................ 54-56
REFRIGERANT PIPING DESIGN & LAYOUT
BEST PRACTICES ...............................................................................57
Refrigerant Piping Design .................................................................. 57
Design Guideline Summary ............................................................... 58
Selecting Field-Supplied Copper Tubing ........................................... 58
Installation & Layout Best Practices ................................................. 60
Refrigerant Piping System Layout ..................................................... 60
Piping Connection ............................................................................. 62
ELECTRICAL CONNECTIONS ............................................................64
Mechanical Specications .................................................................. 66
Acronyms ............................................................................................. 67
TABLE OF SYMBOLS
This symbol indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury.
This symbol indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury.
This symbol indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury.
This symbol indicates situations that may result in equipment or property damage accidents only.
This symbol indicates an action should not be completed.
DANGER
CAUTION
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