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
... It may enter the unit and degrade the insulation. Sharp edges Service Manual 5 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 window, creating a safety hazard. Do not clean... the air conditioner with water. • Water may cause an electric shock. Do not block the inlet or outlet. •...
... It may enter the unit and degrade the insulation. Sharp edges Service Manual 5 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 window, creating a safety hazard. Do not clean... the air conditioner with water. • Water may cause an electric shock. Do not block the inlet or outlet. •...
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 This symbol alerts you to the 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.
... 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 This symbol alerts you to the 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.
Service Manual
Page 11
... seal between the glass and the window to prevent air and insects from between the windows. b. keeping a firm grip on the air conditioner, raise the sash, and carefully tilt the air conditioner backward, draining any condensate water. L Bracket Type A Type B Figure 11 Installation Sash Seal (Type F) Service Manual 11 Cut the sash seal (TYPE E) to electrical...
... seal between the glass and the window to prevent air and insects from between the windows. b. keeping a firm grip on the air conditioner, raise the sash, and carefully tilt the air conditioner backward, draining any condensate water. L Bracket Type A Type B Figure 11 Installation Sash Seal (Type F) Service Manual 11 Cut the sash seal (TYPE E) to electrical...
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 IC01M 0V? YES Is the voltage NO.16 or 15 or 13 NO of AC & DC PCB. 28 Room Air Conditioner Is the voltage NO.1 or...
...? YES • Reference to OWNER'S MANUAL. • Set the mode key to Energy Saver mode. • Check the Energy Saver mode key. • Check the pattern of IC01M 0V? YES Is the voltage NO.16 or 15 or 13 NO of AC & DC PCB. 28 Room Air Conditioner Is the voltage NO.1 or...
Owners Manual
Page 2
Call 1-800-243-0000 to locate the neare_ ASC. ,This air conditioner is not intended for repair or maintenance of this pa_ in t_ _ent you need it to prove date 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 part can fir_d the humors product, Dealer's Name on a _abel on...
Call 1-800-243-0000 to locate the neare_ ASC. ,This air conditioner is not intended for repair or maintenance of this pa_ in t_ _ent you need it to prove date 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 part can fir_d the humors product, Dealer's Name on a _abel on...
Owners Manual
Page 7
... to direct aidlow for details or cal! (800) 243-0000. Owner_ Manual 7 If the power co_d is a consumer comfort appliance, not a precision climate control system. 1. Such usage co,uid damage the items. 4 The air conditioner is damaged and requires replacement, Ihave an Authorized Servicer install an exact replacement...There iisa possibility of the unit when removing the filter. Do not expose occupants, pets, or plants to clean inside the air conditioner. See the warranty page for an extended p,eriodl of this air conditioner for non-specified sp,ecia! Have your health.
... to direct aidlow for details or cal! (800) 243-0000. Owner_ Manual 7 If the power co_d is a consumer comfort appliance, not a precision climate control system. 1. Such usage co,uid damage the items. 4 The air conditioner is damaged and requires replacement, Ihave an Authorized Servicer install an exact replacement...There iisa possibility of the unit when removing the filter. Do not expose occupants, pets, or plants to clean inside the air conditioner. See the warranty page for an extended p,eriodl of this air conditioner for non-specified sp,ecia! Have your health.
Owners Manual
Page 9
... 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. Standa#d 25OV, 3-wire grounding receptac_,e rated 15A, 250V AC S_ndard 25OV, 3ow#e grouted[rig _%epiacl!e... interrupter d_i_,. 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 DO NOT U_ AN EXTENSION CORD on its p_r :supply _rd,, which n_t b_ plugged into a match#_ pro_dy grounded three-prong wai!...
... 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. Standa#d 25OV, 3-wire grounding receptac_,e rated 15A, 250V AC S_ndard 25OV, 3ow#e grouted[rig _%epiacl!e... interrupter d_i_,. 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 DO NOT U_ AN EXTENSION CORD on its p_r :supply _rd,, which n_t b_ plugged into a match#_ pro_dy grounded three-prong wai!...
Owners Manual
Page 15
...Manual 15 instalfa#on . 2. Remove the screws that secure the cabinet and base pan in the back automatically. If it is set correctly in window opening usiing 4 screws (Type B) to the window width. Stuff the sash seai between the glass and the window to prevent air and insects from window. 1. Install the air conditioner...bracket using a screw (Type A). 3-3. If it into , the notches of the L bracket. _1: When tihe air conditioner drops. When the air ,conditioner is a problem with the insta]lati,on Caution: During the following step, hold unit firmly until window sash is ...
...Manual 15 instalfa#on . 2. Remove the screws that secure the cabinet and base pan in the back automatically. If it is set correctly in window opening usiing 4 screws (Type B) to the window width. Stuff the sash seai between the glass and the window to prevent air and insects from window. 1. Install the air conditioner...bracket using a screw (Type A). 3-3. If it into , the notches of the L bracket. _1: When tihe air conditioner drops. When the air ,conditioner is a problem with the insta]lati,on Caution: During the following step, hold unit firmly until window sash is ...
Owners Manual
Page 19
... also increase the _,oling e_dency of the air conditioner Adjusting Horizontal Air Flow Direction Adjusting Me ve_ica_ louvers _eft and right will allow internat air circuiation_ OPEN the ven[ to maximize coo_ing efficient. Adjusting Verticali Air Flow Direction Adius.ting the hori_n_J vane up... and down will change horizon_l .airTlow. Recommended orientation of louvers Adiust louvers to,face upwards when cooting to discharge stale air, CLOSE_VENT_O, PEN Owner's Manual 19 Operatingins#'ucfions Air Direction Airflow ...
... also increase the _,oling e_dency of the air conditioner Adjusting Horizontal Air Flow Direction Adjusting Me ve_ica_ louvers _eft and right will allow internat air circuiation_ OPEN the ven[ to maximize coo_ing efficient. Adjusting Verticali Air Flow Direction Adius.ting the hori_n_J vane up... and down will change horizon_l .airTlow. Recommended orientation of louvers Adiust louvers to,face upwards when cooting to discharge stale air, CLOSE_VENT_O, PEN Owner's Manual 19 Operatingins#'ucfions Air Direction Airflow ...
Owners Manual
Page 21
...shouid be washed with mild soap or detergent and lukewarm water, then polish_ with s_t or dirt from the filter and replace, ,Cleaning The Air Conditioner The front grille and Inlet grille may be chewed peri_ically and cleaned if cl_g_ with Liquid 'Wax for Appliances, To ensure _ntinu_ peak efficiency, ...the condenser _ils (outside of frost on the evaporator. Owner's Manual 21 Maintenan_ and Service Air Filter Ch,_lk the air filter at least twice a month to see if cleaning is necessary. To clean the...
...shouid be washed with mild soap or detergent and lukewarm water, then polish_ with s_t or dirt from the filter and replace, ,Cleaning The Air Conditioner The front grille and Inlet grille may be chewed peri_ically and cleaned if cl_g_ with Liquid 'Wax for Appliances, To ensure _ntinu_ peak efficiency, ...the condenser _ils (outside of frost on the evaporator. Owner's Manual 21 Maintenan_ and Service Air Filter Ch,_lk the air filter at least twice a month to see if cleaning is necessary. To clean the...
Owners Manual
Page 23
...improve cooling efficiency. If so, clean the filter. 3. The air conditioner is operating norma//y when: • You hear a pinging noise, This is unusually high or low: Air does not feel co!d enough on rainy day's or in highly humid conditions... Owner_ Manual Check the fuse or circuit breaker, 3. Close all doors ...a clearance of over 20" between the back of the unit. • You hear the fan running while the compressor is clogged with your air conditioner, read the following list of heat in the room. See the section on rainy days. Water may be collected in the base pan in ...
...improve cooling efficiency. If so, clean the filter. 3. The air conditioner is operating norma//y when: • You hear a pinging noise, This is unusually high or low: Air does not feel co!d enough on rainy day's or in highly humid conditions... Owner_ Manual Check the fuse or circuit breaker, 3. Close all doors ...a clearance of over 20" between the back of the unit. • You hear the fan running while the compressor is clogged with your air conditioner, read the following list of heat in the room. See the section on rainy days. Water may be collected in the base pan in ...