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Model
LB-D1861 LB-D2461 LB-F3061 LB-F3661 LB-F3681 LB-F4261 LB-E4881 LB-E6081 LB-E6084_HL_CL_HP_CP
Pages
55
Size
1.62 MB
Type
PDF
Document
Service Manual
Brand
Device
Air Conditioner
File
lb-d1861-lb-d2461-lb-f3061-lb-f3661-lb-f3681-lb-f4.zip
Date
PREV: LG LB-D1860HL Service Manual

LG LB-D1861 / LB-D2461 / LB-F3061 / LB-F3661 / LB-F3681 / LB-F4261 / LB-E4881 / LB-E6081 / LB-E6084_HL_CL_HP_CP Service Manual ▷ View online

Possible Trouble 2
: The indoor fan does not operate.
–41–
NO
NO
Is it the HOT
START mode?
Is IC01M operated
normally?
Check the fan motor
and connector.(CN-MOTOR)
YES
Is the each Relay
any problem?
YES
NO
YES
It is normal operation.
Exchange IC01M.
Exchange Relay.
YES
YES
NO
YES
Is it Heating Mode?
Does the temperature 
set all right?
Change IC01M.
NO
NO
Adjust operation mode.
Adjust set temperature.
Is IC01M operated 
normally?
YES
Check the connector.
(CN-OUT)
Check RY-4Way.
NO
Is 4way-valve operated?
Possible Trouble 3
: Ineffective Heating
–42–
Possible Trouble 4
: Wired remote controller does not operate.
NO
YES
YES
YES
Is the LCD operated
normally?
Is the terminal of wired
Remocon T2 DC12V?
Is the pin 39, 40 of
Micom DC 5V?
Change the wired Remocon.
Check the wired Remocon 
PCB and DC 12V pattern.
NO
NO
Check the parts of 
communication.
Connector CN-Remo, and 
terminals of wired 
Remocon exactly.
–43–
Electronic control device 
■
MAIN P.C.B ASM (Except LB-E6084HL)
■
MAIN P.C.B ASM(LB-E6084HL)
Schematic Diagram
–44–
LB-F6084HL
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