LG AMNW18GDCL1 LMN187HVT User Manual

Internal Use Only  
Wall Mounted Air Conditioner  
SVC MANUAL(Exploded View)  
MODEL :AMNW18GDCL1 [LMN187HVT]  
AMNW24GDCL1 [LMN247HVT]  
CAUTION  
Before Servicing the unit, read the safety precautions in General SVC manual.  
Only for authorized service personnel.  
2. Piping Diagrams  
Indoor  
Gas pipe connection port  
(flare connection)  
Heat Exchanger  
Thermistor for Evaporator  
Outlet Temperature  
Cross Flow Fan  
M
Liquid pipe connection port  
(flare connection)  
Description  
Thermistor for Indoor Air Temperature  
Thermistor for Evaporator Inlet Temperature  
PCB Connector  
CN-TH1  
CN-TH2  
Thermistor for Evaporator Outlet Temperature  
- 3 -  
Copyright ©2014 LG Electronics. Inc. All right reserved.  
Only for training and service purposes  
LGE Internal Use Only  
3. Wiring Diagrams  
Indoor Unit  
CN-U/D  
CN-L1  
CN-L/R CN-SUB  
CN-12V  
CN-DISPLAY  
CN-12V  
CN-DISP3  
CN-HVB  
CN-IN/N1  
CN-COM  
CN-DISP1  
CN-TH1  
CN-TH2  
CN-TH3  
CN-REMO  
CN-OPTION  
CN-SW  
CN-SUB  
Main PCB  
Sub PCB  
- 4 -  
Copyright ©2014 LG Electronics. Inc. All right reserved.  
Only for training and service purposes  
LGE Internal Use Only  
4. Exploded View  
159830B  
152313  
159830A  
135316  
152301  
268711G  
268711F  
135511  
W6631A  
131410  
135313  
733010  
149303  
359011  
342800  
354210  
267110  
135500C  
149304  
135090  
346810  
W50400  
352150  
W51620B  
266090  
135500A  
268711E  
W51620A  
146811B  
268711C  
35211B  
W6640  
W51620  
147582  
263230C  
146811C  
135500B  
249951  
145200A  
Evaporator-Out  
263230A  
Evaporator-In, Air  
146811A  
147581A  
147581B  
135311  
145200B  
268711D  
Note) * Please ensure GCSC since the replacement parts may be changed depending upon the buyer's request.  
Please check the correct parts in View RPL(Replacement Part List) on GCSC.  
(GCSC Website http://www.lge.com)  
- 5 -  
Copyright ©2014 LG Electronics. Inc. All right reserved.  
LGE Internal Use Only  
Only for training and service purposes  
MAY, 2014  
P/NO : MFL67482723  

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