Table Of Contents - LG MULTI F Installation Manual
Multi-zone heat pump systems
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Also See for MULTI F:
- Engineering manual (224 pages) ,
- Installation manual (65 pages) ,
- Install (9 pages)
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F
MULTI
WITH
F
MULTI
MAX
Safety Instructions ...................................................................................................................................................................................................... 4-7
Nomenclature .................................................................................................................................................................................................................. 8
General Data .............................................................................................................................................................................................................. 9-18
Installation .................................................................................................................................................................................................................... 19-
Transporting / Lifting ................................................................................................................................................................................................... 19
Placement Considerations ..................................................................................................................................................................................... 20-29
Mounting / Anchoring ............................................................................................................................................................................................. 30-32
General Refrigerant Piping System Information .................................................................................................................................................. 33-47
LG Air Conditioner Technical Solution (LATS) ....................................................................................................................................................... 33-34
Refrigerant Safety Standards / Device
Connection Limitations .......................................................................................................................................................................................... 35-36
Selecting Copper Piping ............................................................................................................................................................................................. 37
Copper Expansion and Contraction ...................................................................................................................................................................... 38-40
Piping Handling .......................................................................................................................................................................................................... 41
Refrigerant System Engineering ............................................................................................................................................................................ 42-45
Flaring and Brazing Procedures ............................................................................................................................................................................ 46-47
Refrigerant Piping System Installation ................................................................................................................................................................. 48-56
Refrigerant Piping Insulation ................................................................................................................................................................................. 57-59
Electrical System Installation ................................................................................................................................................................................. 60-75
General Information .................................................................................................................................................................................................... 60
Installation ............................................................................................................................................................................................................. 65-75
Final Installation Procedures ................................................................................................................................................................................. 76-90
Triple Leak / Pressure Test .................................................................................................................................................................................... 76-77
Deep Evacuation Test ............................................................................................................................................................................................ 77-78
Triple Evacuation Test............................................................................................................................................................................................ 78-79
Refrigerant Charge ................................................................................................................................................................................................ 80-82
Cautions for Refrigerant Leaks .............................................................................................................................................................................. 83-84
Test Run ..................................................................................................................................................................................................................... 85
DIP Switch Settings for Optional Modes ................................................................................................................................................................ 86-90
Error Codes .............................................................................................................................................................................................................. 91-92
LG Monitoring View (LGMV) Diagnostic Software ............................................................................................................................................... 93-94
LG Smart Inverter Monitoring System (SIMS) ....................................................................................................................................................... 95-96
Maintenance Recommendations ................................................................................................................................................................................ 97
Installation Checklists and Worksheets .............................................................................................................................................................. 98-103
............................................................................................................................................................................ 61-64
Due to our policy of continuous product innovation, some specifications may change without notification.
©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. "LG" is a registered trademark of LG Corp.
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- Refrigerant Charge
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