Service Manual
Page 1
website http://www.lgservice.com LG LG Room Air Conditioner SERVICE MANUAL MODEL: LWHD8000R,LWHD8000RY5,LWHD1000R,LWHD8000RY6 CAUTION • BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. • ONLY FOR AUTHORIZED SERVICE PERSONNEL.
website http://www.lgservice.com LG LG Room Air Conditioner SERVICE MANUAL MODEL: LWHD8000R,LWHD8000RY5,LWHD1000R,LWHD8000RY6 CAUTION • BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. • ONLY FOR AUTHORIZED SERVICE PERSONNEL.
Service Manual
Page 2
Air Conditioner Service Manual TABLE OF CONTENTS Safety Precautions...3 Dimensions ...6 Outside Dimensions ...6 Product Specifications ...7 Installation ...8 Select the Best Location ...8 Installation Check ...8 How to Secure the Drain Pipe ...8 How to Install...9 Operation ...12 Function of Controls ...12 Disassembly ...13 Mechanical Parts...13 Air handling Parts...14 Electrical Parts ...15 Refrigerating Cycle...17 Schematic Diagram...20 Electronic...
Air Conditioner Service Manual TABLE OF CONTENTS Safety Precautions...3 Dimensions ...6 Outside Dimensions ...6 Product Specifications ...7 Installation ...8 Select the Best Location ...8 Installation Check ...8 How to Secure the Drain Pipe ...8 How to Install...9 Operation ...12 Function of Controls ...12 Disassembly ...13 Mechanical Parts...13 Air handling Parts...14 Electrical Parts ...15 Refrigerating Cycle...17 Schematic Diagram...20 Electronic...
Service Manual
Page 5
...of appliance. Sharp edges Service Manual 5 CAUTION Never touch the metal parts of the window, creating a safety hazard. Ensure that the outer case is not damaged by age or wear. • If the outer case is damaged, it damaged could result in the air conditioner falling out of the unit ... the filter. • They are sharp and may cause an electric shock. Leaving it must be repaired or replaced immediately. Do not clean the air conditioner with water. • Water may cause injury. It may cause injury. Contact service center after taking the power-plug out from the socket. ...
...of appliance. Sharp edges Service Manual 5 CAUTION Never touch the metal parts of the window, creating a safety hazard. Ensure that the outer case is not damaged by age or wear. • If the outer case is damaged, it damaged could result in the air conditioner falling out of the unit ... the filter. • They are sharp and may cause an electric shock. Leaving it must be repaired or replaced immediately. Do not clean the air conditioner with water. • Water may cause injury. It may cause injury. Contact service center after taking the power-plug out from the socket. ...
Service Manual
Page 6
... 9/16") Cool Energy Saver F1 LOW 'F F2 MED F3 HIGH Fan Dry Timer TEMP MODE TIMER FAN SPEED POWER 315 (12 3/8") 6 Room Air Conditioner Dimensions Dimensions Symbols Used in this Manual This symbol alerts you to hazards that could cause harm to the risk of electric shock. This symbol alerts you to the...
... 9/16") Cool Energy Saver F1 LOW 'F F2 MED F3 HIGH Fan Dry Timer TEMP MODE TIMER FAN SPEED POWER 315 (12 3/8") 6 Room Air Conditioner Dimensions Dimensions Symbols Used in this Manual This symbol alerts you to hazards that could cause harm to the risk of electric shock. This symbol alerts you to the...
Service Manual
Page 11
... the power cord, remove the L bracket and the screws installed through the top and bottom of room air conditioner is now completed. L Bracket Type A Type B Figure 11 Installation Sash Seal (Type F) Service Manual 11 4. b. Lift the air conditioner from the window ad remove the sash seal from between the glass and the window to secure...
... the power cord, remove the L bracket and the screws installed through the top and bottom of room air conditioner is now completed. L Bracket Type A Type B Figure 11 Installation Sash Seal (Type F) Service Manual 11 4. b. Lift the air conditioner from the window ad remove the sash seal from between the glass and the window to secure...
Service Manual
Page 28
YES • Reference to OWNER'S MANUAL. • Set the mode key to Energy Saver mode. • Check the Energy Saver mode key. • Check the pattern of Energy Saver does not operate. Possible Trouble 5 The function of AC & DC PCB. 28 Room Air Conditioner Is the mode NO key pushed once more from cool...
YES • Reference to OWNER'S MANUAL. • Set the mode key to Energy Saver mode. • Check the Energy Saver mode key. • Check the pattern of Energy Saver does not operate. Possible Trouble 5 The function of AC & DC PCB. 28 Room Air Conditioner Is the mode NO key pushed once more from cool...
Owners Manual
Page 2
... for repair or maintenance of purchase or for warra_ly issues, ,o READ THIS MANUAL Inside you will find many helpful hints on how to use and maintain your air conditioner pro_rly: Just a little preventive care on your air cond_ioner, You'll flr_J many answers to ensure that they do not play ...humors product, Dealer's Name on a _abel on the side of the Date Purchased [] Stap# your receipt to this pa_ in accordance with the air conditioner. ,ff the power cord requires replacement have an Authorized Servicer install an exact rep|acement part. , |nstallation work must he performed in t_ ...
... for repair or maintenance of purchase or for warra_ly issues, ,o READ THIS MANUAL Inside you will find many helpful hints on how to use and maintain your air conditioner pro_rly: Just a little preventive care on your air cond_ioner, You'll flr_J many answers to ensure that they do not play ...humors product, Dealer's Name on a _abel on the side of the Date Purchased [] Stap# your receipt to this pa_ in accordance with the air conditioner. ,ff the power cord requires replacement have an Authorized Servicer install an exact rep|acement part. , |nstallation work must he performed in t_ ...
Owners Manual
Page 7
...plugging/unplugging the power cord. 5. Due to clean inside the air conditioner. Do not use an extension cord. See the warranty page for non-specified sp,ecia! They should be written on while cleaning inner parts o,f the unit. Owner_ Manual 7 If the power co_d is a consumer comfort appliance, ...room when used together with stoves or other heating devices, 3 Do not use this manual. Being exposed to direct airflow for an extended p,eriodl of tiime. 2. Do not touch the metal parts of this air conditioner for details or cal! (800) 243-0000. Do not expose occupants, pets,...
...plugging/unplugging the power cord. 5. Due to clean inside the air conditioner. Do not use an extension cord. See the warranty page for non-specified sp,ecia! They should be written on while cleaning inner parts o,f the unit. Owner_ Manual 7 If the power co_d is a consumer comfort appliance, ...room when used together with stoves or other heating devices, 3 Do not use this manual. Being exposed to direct airflow for an extended p,eriodl of tiime. 2. Do not touch the metal parts of this air conditioner for details or cal! (800) 243-0000. Do not expose occupants, pets,...
Owners Manual
Page 9
... with local elecM_ _s, and regulatJ_s. ELECTRICAL SAFETY IMPORTANT GROUNDING INSTRUCTIONS Nr _rditi_r has a threeop_onggr(_Jnding #ug on 230, 208, and 2_I208 Volt units Owner, s' Manual 9 A _st and reset button is not present, one must _ installed by a qualified e]edrician in a_danoe with the National Eliectfi_J C_e and ]_ _es, and ordinances. ckcutt... button and then Me RESET button, If the TEST button does not trip ,oirif the RESET button will not stay engaged, disco,nfinue use d' the air conditioner and _n_ct a qualified sewic_ teclhnician. Co_sult a qt_Jifi_ e[_tdcian.
... with local elecM_ _s, and regulatJ_s. ELECTRICAL SAFETY IMPORTANT GROUNDING INSTRUCTIONS Nr _rditi_r has a threeop_onggr(_Jnding #ug on 230, 208, and 2_I208 Volt units Owner, s' Manual 9 A _st and reset button is not present, one must _ installed by a qualified e]edrician in a_danoe with the National Eliectfi_J C_e and ]_ _es, and ordinances. ckcutt... button and then Me RESET button, If the TEST button does not trip ,oirif the RESET button will not stay engaged, disco,nfinue use d' the air conditioner and _n_ct a qualified sewic_ teclhnician. Co_sult a qt_Jifi_ e[_tdcian.
Owners Manual
Page 15
... the sash seai between the glass and the window to the window width. Gui_ IL Bracket Type B SashSeal {Ty_ F) Owner_ Manual 15 i.i.i..i......I.I While steadying the, air conditioner, carefully bring the window sash down at the back. If it does not, there is properly installlied, it into the L ... Remove the screws that secure the cabinet and base pan in the win,_w 1-1 Carefully Iiiftthe air conditioner and slide it should tilt slightly down behind side panel frames. When the air ,conditioner is a problem with the insta]lati,on Caution: During the following step, hold unit firmly ...
... the sash seai between the glass and the window to the window width. Gui_ IL Bracket Type B SashSeal {Ty_ F) Owner_ Manual 15 i.i.i..i......I.I While steadying the, air conditioner, carefully bring the window sash down at the back. If it does not, there is properly installlied, it into the L ... Remove the screws that secure the cabinet and base pan in the win,_w 1-1 Carefully Iiiftthe air conditioner and slide it should tilt slightly down behind side panel frames. When the air ,conditioner is a problem with the insta]lati,on Caution: During the following step, hold unit firmly ...
Owners Manual
Page 19
... to,face upwards when cooting to discharge stale air, CLOSE_VENT_O, PEN Owner's Manual 19 Adjusting horizonta_air flow Adjusting vertical air 'flow Vent Control For maximum cooilin,gefficiency, CLOSE the venL This will change horizon_l .airTlow. Adjusting Verticali Air Flow Direction Adius.ting the hori_n_J vane up...chang ing the dir_tiion of the air _nd!itJoner"s Iouve_ This ,can be adjusit_ by nudging Me back or rup,and down will change veAi_l airflow_ The vane can also increase the _,oling e_dency of the air conditioner Adjusting Horizontal Air Flow Direction Adjusting Me ve_ica_ ...
... to,face upwards when cooting to discharge stale air, CLOSE_VENT_O, PEN Owner's Manual 19 Adjusting horizonta_air flow Adjusting vertical air 'flow Vent Control For maximum cooilin,gefficiency, CLOSE the venL This will change horizon_l .airTlow. Adjusting Verticali Air Flow Direction Adius.ting the hori_n_J vane up...chang ing the dir_tiion of the air _nd!itJoner"s Iouve_ This ,can be adjusit_ by nudging Me back or rup,and down will change veAi_l airflow_ The vane can also increase the _,oling e_dency of the air conditioner Adjusting Horizontal Air Flow Direction Adjusting Me ve_ica_ ...
Owners Manual
Page 21
... evaporator. Owner's Manual 21 Remove the air filter from the front grille by pulling the air filter up and block tlhe airflcrw, reducing c_ling capacity and causing an accumulation of unit) shouid be chewed peri_ically and cleaned if cl_g_ with s_t or dirt from the filter and replace, ,Cleaning The Air Conditioner The front grille...
... evaporator. Owner's Manual 21 Remove the air filter from the front grille by pulling the air filter up and block tlhe airflcrw, reducing c_ling capacity and causing an accumulation of unit) shouid be chewed peri_ically and cleaned if cl_g_ with s_t or dirt from the filter and replace, ,Cleaning The Air Conditioner The front grille...
Owners Manual
Page 23
... windows and check for any source of heat in the air and improve cooling efficiency. See the section on rainy days. Owner_ Manual Ensure that the temperature settings are correct, 2. Thiis is clogged with your dealer, Air conditioner d_s not operate 1. Ensure that the air conditioner is silent. If so, clean the filter. 3. Before calling for...
... windows and check for any source of heat in the air and improve cooling efficiency. See the section on rainy days. Owner_ Manual Ensure that the temperature settings are correct, 2. Thiis is clogged with your dealer, Air conditioner d_s not operate 1. Ensure that the air conditioner is silent. If so, clean the filter. 3. Before calling for...