LG Multi F DX A7UW42LFA0 Manuals

Manuals and User Guides for LG Multi F DX A7UW42LFA0. We have 2 LG Multi F DX A7UW42LFA0 manuals available for free PDF download: Engineering Product Data Book, Svc Manual

LG Multi F DX A7UW42LFA0 Engineering Product Data Book (369 pages)

Heat pump 50Hz/R410A

Brand: LG | Category: Heat Pump | Size: 45 MB

Model Line up
5
Selection Procedure
11
Part 2 Product Data
14
Power Supply
16
List of Functions
17
Specifications
19
Combination Table
23
Piping Diagrams
55
Wiring Diagrams
59
Capacity Tables
63
Operation Range
200
Electric Characteristics
202
Field Wiring Diagrams
203
Sound Pressure Level
206
Sound Power Level
208
Distributor Type
210
Power Supply
211
List of Functions
212
Specifications
213
Piping Diagrams
222
Outdoor Unit
222
Wiring Diagrams
224
Capacity Tables
226
Operation Range
247
Electrical Characteristics
248
Field Wiring Diagram
249
Combination Table
256
Outdoor Unit
263
Part 3 Design and Installation
295
Installation Procedure
297
Flaring Work
302
Brazing Work
306
Operational Steps
315
Forming the Piping
316
Air Purging
321
Checking Method
321
Checking for Leakage
323
Vacuum Pump Maintenance
327
Calibration Method
327
Refrigerant Charging Instructions
329
Installation of Outdoor Unit
333
Note to the Installer
335
Before Installation
337
Lifting Method
338
Inspecting and Handling the Unit
338
Series Installation
345
Refrigerant Charge
349
Piping Connection Size
351
General Information
354
Functional Description
354
Dip S/W Setting
359
Forced Cooling Operation
360
Setting Procedure
360
Wiring Error Check
361
Saving Power Consumption
361
Operating Method
364
Seasonal Wind and Cautions in Winter
368

LG Multi F DX A7UW42LFA0 Svc Manual (151 pages)

Multi Air Conditioner

Brand: LG | Category: Air Conditioner | Size: 20 MB

Table of Contents
2
Part 1 General Information
3
Safety Precautions
4
Dangerous Voltage
4
Model Line up
13
Indoor Units
13
Outdoor Units
14
Nomenclature
17
Part 2 Functions & Controls
22
List of Functions & Controls
23
Air Flow
25
Auto Swing (Left & Right)
25
Auto Swing (up & Down)
25
Chaos Swing (Up/Down)
25
Air Flow Step
26
Chaos Wind (Auto Wind)
26
Jet Cool Mode Operation
26
Swirl Wind Swing
26
Air Purifying
27
PLASMA Air Purifying System
27
Installation Functions
28
External Static Pressure) Setting
28
High Ceiling Operation
31
Reliability
32
Hot Start
32
Self-Diagnosis Function
32
Soft Dry Operation
32
Convenience Functions & Controls
33
Auto Changeover Operation
33
Cooling & Heating Operations
33
Auto Cleaning Operation
34
Auto Operation (Artificial Intelligence)
34
Auto Restart Opeartion
35
Child Lock Function
36
Forced Operation
36
Group Control
37
Sleep Timer Operation
38
Timer(On/Off)
38
Weekly Program
38
Two Thermistor Control
39
Special Function & KIT
40
Low Ambient Control
40
Space Control
40
Auto Elevation Grille
40
Defrost Control(Heating)
42
Normal Operation
44
Compressor Control
44
EEV( Electronic Expansion Valve) Control
44
Basic Control
44
Part 3 Basic Control
45
Oil Return Control
45
Defrost Control
45
Protection Control
46
High Pressure Protection Control
46
Low Pressure Protection Control
46
Discharge Temperature Control
46
Input Current Control
46
Part 4 Test Run
47
Check before Test Run
48
Test Run Flow Chart
49
Test Runing
50
Ceiling Cassette Type
52
Part 5 Trouble Shooting Guide
53
Self-Diagnosis Function
54
Error Indicator (Indoor)
54
Error Indicator (Outdoor)
55
Pump down
56
14K/16K
56
18K~56K
57
Evacuation
58
Gas Charging
59
Cycle Part
60
Electronic Parts
61
The Product Doesn T Operate at All
61
The Product Doesn't Operate with the Remote Controller
62
The Compressor/Outdoor Fan Are Don't Operate
63
When Indoor Fan Does Not Operate
64
When the Louver Does Not Operate
65
Troubleshooting Indoor Error
66
Check Point
66
Troubleshooting Outdoor Error
72
Check Point
85
Part 6 Service Order
149
PCB Service Order
150

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LG Multi F DX A7UW42LFA0 Manuals

LG Multi F DX A7UW42LFA0 Engineering Product Data Book (369 pages)

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LG Multi F DX A7UW42LFA0 Svc Manual (151 pages)

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