User Guide
Page 2
...us_ by young children or In-_ilds without supervision. *Young children should be supervised to ensure that they do not play with the air conditioner. ° If the power cord requires replacement, have an Authorized Servicer install an exact replacement part. ° Installation work must...need to catl for warrantyissues. oThis sir conditioner is not Intended for rei:_dror maintenance of time and moneyover the lifeof your part can find many answersto commonproblemsin the chart of troubleshoolinglips. You'llfind many helpfulhirds on your air conditioner. Call 1-800-243-0000 to use ...
...us_ by young children or In-_ilds without supervision. *Young children should be supervised to ensure that they do not play with the air conditioner. ° If the power cord requires replacement, have an Authorized Servicer install an exact replacement part. ° Installation work must...need to catl for warrantyissues. oThis sir conditioner is not Intended for rei:_dror maintenance of time and moneyover the lifeof your part can find many answersto commonproblemsin the chart of troubleshoolinglips. You'llfind many helpfulhirds on your air conditioner. Call 1-800-243-0000 to use ...
User Guide
Page 7
...call (800) 243-_. ff the power cord is a consumer comfort appliance, not a precision climate contro! presewing precision devices, food, pets, plan_, and art objects). The air conditioner is damaged and requires replacement, have an Authorized Se_-lcer install an exact replacement part. !. Do not touch the metal parts of oxygen deficiency, ventilate... sharp metat edges. 2. Have your health. Overloading the line _uld create a fire hazard. 3. Do not use this manual.. 7 Being expos_ to dean inside the air conditioner. Before i. Do net use an extension cord.
...call (800) 243-_. ff the power cord is a consumer comfort appliance, not a precision climate contro! presewing precision devices, food, pets, plan_, and art objects). The air conditioner is damaged and requires replacement, have an Authorized Se_-lcer install an exact replacement part. !. Do not touch the metal parts of oxygen deficiency, ventilate... sharp metat edges. 2. Have your health. Overloading the line _uld create a fire hazard. 3. Do not use this manual.. 7 Being expos_ to dean inside the air conditioner. Before i. Do net use an extension cord.
User Guide
Page 8
Front G_l,e Air Fiiiter Ho,nzon_l Air Deflector (Horizontal Louver) Vertical mr DeNec_r (Ve_l Louver) -- _r Dis_arge A_r Intake (inlet GrilJe) Con_l Board Remote ControUer _,_ 8 Room Air Condi Base Pan Power Cord Introductio_ This symbol alerts you to the risk of el_Hc sh_P_ This sym_l alerts you to ha_rds th_ could _u_ harm to t_ air conditioner, This symbol indicates specta| notes. WARNING: This appfiance should _ indued in acco_ance with the N_ionai Ele_ric Cede.
Front G_l,e Air Fiiiter Ho,nzon_l Air Deflector (Horizontal Louver) Vertical mr DeNec_r (Ve_l Louver) -- _r Dis_arge A_r Intake (inlet GrilJe) Con_l Board Remote ControUer _,_ 8 Room Air Condi Base Pan Power Cord Introductio_ This symbol alerts you to the risk of el_Hc sh_P_ This sym_l alerts you to ha_rds th_ could _u_ harm to t_ air conditioner, This symbol indicates specta| notes. WARNING: This appfiance should _ indued in acco_ance with the N_ionai Ele_ric Cede.
User Guide
Page 10
... that could result in fire or eiectrical shock. P_ me_c WARNING: This appUance must _ p_pody g_unded, The power cord of electric shock, use the room air conditioner. Refer all such work to a ilcensed and qua|ifi_ ele,,'_iclan.
... that could result in fire or eiectrical shock. P_ me_c WARNING: This appUance must _ p_pody g_unded, The power cord of electric shock, use the room air conditioner. Refer all such work to a ilcensed and qua|ifi_ ele,,'_iclan.
User Guide
Page 18
...176;F. Operating/ns_tions CAUTION:The Remote Controller will not fun_ion properly if strong light strikes the sensor window _ the air _nd_oner or if them are ob_cies I_veen the Remote Controller and the air conditioner. V Temp A _t _ recharg_e batte_. Rem_ _ batteries _m • e re.re _nt,_er ff ..._he air _iti_er is ,press_ and stopswhenyou _e_ the bu_oin _ain. Room, Air er O_ra_on sta_s whenthis bu_ is not going to _, us_...
...176;F. Operating/ns_tions CAUTION:The Remote Controller will not fun_ion properly if strong light strikes the sensor window _ the air _nd_oner or if them are ob_cies I_veen the Remote Controller and the air conditioner. V Temp A _t _ recharg_e batte_. Rem_ _ batteries _m • e re.re _nt,_er ff ..._he air _iti_er is ,press_ and stopswhenyou _e_ the bu_oin _ain. Room, Air er O_ra_on sta_s whenthis bu_ is not going to _, us_...
User Guide
Page 20
...safer work e_ironment° Room Air er K_ping a firm grip on the air _nditioner, raise the sash, and _refulFi tilt _e air _ndiUoner bayard, draining any _ndensate. Press the drain pipe into _e hole by the fan and expelled _rough the _nden_r, making _e air conditioner more efficient. Removal From Window... • arn the air _nditioner off,disconn_ the power _rd, iremove the L bracket, the screws and Support Bra_et installed through the top...
...safer work e_ironment° Room Air er K_ping a firm grip on the air _nditioner, raise the sash, and _refulFi tilt _e air _ndiUoner bayard, draining any _ndensate. Press the drain pipe into _e hole by the fan and expelled _rough the _nden_r, making _e air conditioner more efficient. Removal From Window... • arn the air _nditioner off,disconn_ the power _rd, iremove the L bracket, the screws and Support Bra_et installed through the top...
User Guide
Page 21
... s,lighBy. 3_ Wash _e filter using lukewarm water I_!_ 40 °C (104 °F). 4_ Gently shake _,e ,excess water from _e filter and mplac4_, Cleaning The Air Conditioner The _nt grille and Inlet grille may be checked periodically and cleaned if cl_ged with Liquid Wax _r _pliances. Remove the... air fi_er from _e front gdile by pulling the air filter up and block the allow, reducing cooling ca_ci_ and _using an a_umulation of unit) should be washed with mild _ap or...
... s,lighBy. 3_ Wash _e filter using lukewarm water I_!_ 40 °C (104 °F). 4_ Gently shake _,e ,excess water from _e filter and mplac4_, Cleaning The Air Conditioner The _nt grille and Inlet grille may be checked periodically and cleaned if cl_ged with Liquid Wax _r _pliances. Remove the... air fi_er from _e front gdile by pulling the air filter up and block the allow, reducing cooling ca_ci_ and _using an a_umulation of unit) should be washed with mild _ap or...
User Guide
Page 23
...to solve the problem. Before _lHng for any source of the unit. ,, You hear the fan running while the compressor is c_ogged with your dealer: Air conditioner d_s am o_rate, 1. See the so,ion on the e_|tng setting i. Water may be coH_ed in the base pan in highly humid conditions ... Col|trig for _rvlce I,fyou have problems with dust. If you cannot find a solution, turn off the air conditioner and contact your air condffioner, read the following list of the un_. Ensure that the air condi_oner is caused by water being picked up _ the fan on rainy days. _is water overflows and drips...
...to solve the problem. Before _lHng for any source of the unit. ,, You hear the fan running while the compressor is c_ogged with your dealer: Air conditioner d_s am o_rate, 1. See the so,ion on the e_|tng setting i. Water may be coH_ed in the base pan in highly humid conditions ... Col|trig for _rvlce I,fyou have problems with dust. If you cannot find a solution, turn off the air conditioner and contact your air condffioner, read the following list of the un_. Ensure that the air condi_oner is caused by water being picked up _ the fan on rainy days. _is water overflows and drips...
User Guide
Page 24
... at least every 2 See the care and Maintenan_ [] _e morn may not be _Qera, ting abnorma,!!_en: [] The air conditioner is does not • Make sure the air condiUoner p_ug is pushed completely into the outlet. • Che_ the house fuse/circuit breaker _ and replace the Use or... re_t the breaker. • If power failure occurs, turn the m_e con_ol to _ ( Mechanical Type). not discontinue use of the air conditioner and contact a qualified service t_hnidan. * Make sure there are no cu_ains, blinds, or furniture bilking the _nt of the compressor [] Ai_iow is reacted. ...
... at least every 2 See the care and Maintenan_ [] _e morn may not be _Qera, ting abnorma,!!_en: [] The air conditioner is does not • Make sure the air condiUoner p_ug is pushed completely into the outlet. • Che_ the house fuse/circuit breaker _ and replace the Use or... re_t the breaker. • If power failure occurs, turn the m_e con_ol to _ ( Mechanical Type). not discontinue use of the air conditioner and contact a qualified service t_hnidan. * Make sure there are no cu_ains, blinds, or furniture bilking the _nt of the compressor [] Ai_iow is reacted. ...
Service Manual
Page 1
website http://www.lgappliances.com LG LG Room Air Conditioner SERVICE MANUAL MODELS: LWHD1500ER,LWHD1800R,L1804R CAUTION • BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. • ONLY FOR AUTHORIZED SERVICE PERSONNEL.
website http://www.lgappliances.com LG LG Room Air Conditioner SERVICE MANUAL MODELS: LWHD1500ER,LWHD1800R,L1804R 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 ...5 Outside dimensions...5 Product Specifications ...6 Installation ...7 Select the Best Location ...7 Installation Check ...7 How to Secure the Drain Pipe ...7 How to Install...8 Cabinet Installation...9 Operation ...11 Function of Controls ...11 Disassembly ...12 Mechanical Parts...12 Air Handling Parts ...13 Electrical Parts ...14 Refrigerating Cycle...16 Schematic...
Air Conditioner Service Manual TABLE OF CONTENTS Safety Precautions...3 Dimensions ...5 Outside dimensions...5 Product Specifications ...6 Installation ...7 Select the Best Location ...7 Installation Check ...7 How to Secure the Drain Pipe ...7 How to Install...8 Cabinet Installation...9 Operation ...11 Function of Controls ...11 Disassembly ...12 Mechanical Parts...12 Air Handling Parts ...13 Electrical Parts ...14 Refrigerating Cycle...16 Schematic...
Service Manual
Page 4
Gasolin Be sure the installation area does not deteriorate with age. • If the base collapses, the air conditioner could cause injury. Do not install, remove, or re-install the unit by yourself(customer). • There is risk of fire or failure of product. ... or extend the power cord. • There is risk or fire or electric shock. Do not store or use flammable gas or combustibles near the air conditioner. • Sharp edges could fall with it, causing property damage, product failure, and personal injury. 4 Room...
Gasolin Be sure the installation area does not deteriorate with age. • If the base collapses, the air conditioner could cause injury. Do not install, remove, or re-install the unit by yourself(customer). • There is risk of fire or failure of product. ... or extend the power cord. • There is risk or fire or electric shock. Do not store or use flammable gas or combustibles near the air conditioner. • Sharp edges could fall with it, causing property damage, product failure, and personal injury. 4 Room...
Service Manual
Page 5
This symbol alerts you to the air conditioner. Dimensions Outside Dimensions D W Cool Energy Saver F1 LOW 'F F2 MED F3 HIGH Fan Dry Timer TEMP MODE TIMER FAN SPEED POWER H Dimension W H D Model mm(inch) mm(inch) mm(inch) HBLG1203R 660(25 31/32) 428(16 27/32) 680(26 27/32) Service Manual 5 NOTICE This symbol indicates special notes. 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 air conditioner. Dimensions Outside Dimensions D W Cool Energy Saver F1 LOW 'F F2 MED F3 HIGH Fan Dry Timer TEMP MODE TIMER FAN SPEED POWER H Dimension W H D Model mm(inch) mm(inch) mm(inch) HBLG1203R 660(25 31/32) 428(16 27/32) 680(26 27/32) Service Manual 5 NOTICE This symbol indicates special notes. 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 6
... FAN,INDOOR FAN,OUTDOOR FAN SPEEDS,FAN/COOLING/HEATING FAN MOTOR OPERATION CONTROL ROOM TEMP CONTROL AIR DIRECTION CONTROL CONSTRUCTION PROTECTOR COMPRESSOR FAN MOTOR POWER CORD DRAIN SYSTEM NET WEIGHT OUTSIDE DIMENSION (W X H X D) (lbs/kg) (inch) (mm) LWHD1500ER LWHD1800R L1804R 1 115V 60Hz 15,000 1380 12.0 10.8 - 1 208/230V 60Hz 17,500/18... * DB : dry bulb ** WB : wet bulb Note: Please refer to Label Quality on the product Since this sepcification may be changed for improving performance. 6 Room Air Conditioner
... FAN,INDOOR FAN,OUTDOOR FAN SPEEDS,FAN/COOLING/HEATING FAN MOTOR OPERATION CONTROL ROOM TEMP CONTROL AIR DIRECTION CONTROL CONSTRUCTION PROTECTOR COMPRESSOR FAN MOTOR POWER CORD DRAIN SYSTEM NET WEIGHT OUTSIDE DIMENSION (W X H X D) (lbs/kg) (inch) (mm) LWHD1500ER LWHD1800R L1804R 1 115V 60Hz 15,000 1380 12.0 10.8 - 1 208/230V 60Hz 17,500/18... * DB : dry bulb ** WB : wet bulb Note: Please refer to Label Quality on the product Since this sepcification may be changed for improving performance. 6 Room Air Conditioner
Service Manual
Page 7
... Drain pipe Drain cap Optional CABINET SCREW 1. Installation Installation Select the Best Location 1. To avoid vibration and noise, make sure the air conditioner is installed securely and firmly. 2. Plastic hose or equivalent may cause the BASE PAN to shade the cabinet. 3. Install the unit... with level). 6. Install the unit where the sunlight does not shine directly on the unit. FOAM COOLED AIR 30-60" 1/4 Bubble Level AWNING FENCE HEAT RADIATION About 1/2" Over 20" Figure 1 Installation Check The setting conditions must be no ...
... Drain pipe Drain cap Optional CABINET SCREW 1. Installation Installation Select the Best Location 1. To avoid vibration and noise, make sure the air conditioner is installed securely and firmly. 2. Plastic hose or equivalent may cause the BASE PAN to shade the cabinet. 3. Install the unit... with level). 6. Install the unit where the sunlight does not shine directly on the unit. FOAM COOLED AIR 30-60" 1/4 Bubble Level AWNING FENCE HEAT RADIATION About 1/2" Over 20" Figure 1 Installation Check The setting conditions must be no ...
Service Manual
Page 8
...(0.63") 5 8 FOAM-STRIP 1 9 FOAM-PE (600mm x 25mm x 2mm) 1 10 WINDOW LOCKING BRACKET 1 11 FOAM-PE (920mm x 30mm x 2mm) 1 12 DRAIN PIPE 1 13 FRAME GUIDE 2 8 Room Air Conditioner
...(0.63") 5 8 FOAM-STRIP 1 9 FOAM-PE (600mm x 25mm x 2mm) 1 10 WINDOW LOCKING BRACKET 1 11 FOAM-PE (920mm x 30mm x 2mm) 1 12 DRAIN PIPE 1 13 FRAME GUIDE 2 8 Room Air Conditioner
Service Manual
Page 10
Push the grille in until it meets. 6. Figure 11 Screw(Type C) Power Cord Screw (Type A) Foam-Strip Window locking bracket 10 Room Air Conditioner Figure 12 Attach the Window locking bracket with a screw (Type A) through the front grille. (See Fig. 11) Figure 10 12. Lift the ... Fig. 7) 7. Installation 5. Pull each Frame curtain the window sash by inserting the tabs on the grille into the tabs on the front of room air conditioner is now completed. Slide the unit into place. (See Fig.11) 11. Attach each Frame curtain fully to the proper length and insert between the...
Push the grille in until it meets. 6. Figure 11 Screw(Type C) Power Cord Screw (Type A) Foam-Strip Window locking bracket 10 Room Air Conditioner Figure 12 Attach the Window locking bracket with a screw (Type A) through the front grille. (See Fig. 11) Figure 10 12. Lift the ... Fig. 7) 7. Installation 5. Pull each Frame curtain the window sash by inserting the tabs on the grille into the tabs on the front of room air conditioner is now completed. Slide the unit into place. (See Fig.11) 11. Attach each Frame curtain fully to the proper length and insert between the...
Service Manual
Page 11
...; 8Hours ➔ 9Hours ➔ 10Hours ➔ 11Hours ➔ 12Hours ➔ 0Hour ➔ 1Hour ➔ 2Hours ➔... ) - POWER BUTTON To turn the air conditioner OFF, push the button again. OPERATION MODE SELECTION BUTTON Every time you push this button, it will be set within a range of 60°F to...push this button controls the time it will not function properly if strong light strikes the sensor window of the room. To turn the air conditioner ON, push the button. If the unit is set the time when the unit will turn off . Starting operation (1Hour ➔ ...
...; 8Hours ➔ 9Hours ➔ 10Hours ➔ 11Hours ➔ 12Hours ➔ 0Hour ➔ 1Hour ➔ 2Hours ➔... ) - POWER BUTTON To turn the air conditioner OFF, push the button again. OPERATION MODE SELECTION BUTTON Every time you push this button, it will be set within a range of 60°F to...push this button controls the time it will not function properly if strong light strikes the sensor window of the room. To turn the air conditioner ON, push the button. If the unit is set the time when the unit will turn off . Starting operation (1Hour ➔ ...
Service Manual
Page 12
...;C POWER ESnaCevrogeoryl Fan Dry MODE Timer TIMER FFF321HMLIGOEDWH TEMP SPFAENED ˚C POWER 12 Room Air Conditioner Figure 13 Figure 14 Figure 15 Disassembly Disassembly - Open the lnlet grille downward and remove the air filter. 2. Remove the screw that connects Plazma Air Purifier.(Optional) 8. Remove the cabinet. 5. Remove the front grille. (Refer to section 2) 3. Disconnect...
...;C POWER ESnaCevrogeoryl Fan Dry MODE Timer TIMER FFF321HMLIGOEDWH TEMP SPFAENED ˚C POWER 12 Room Air Conditioner Figure 13 Figure 14 Figure 15 Disassembly Disassembly - Open the lnlet grille downward and remove the air filter. 2. Remove the screw that connects Plazma Air Purifier.(Optional) 8. Remove the cabinet. 5. Remove the front grille. (Refer to section 2) 3. Disconnect...
Service Manual
Page 14
... unit completely, unbraze the suction and discharge tubes at the compressor connections. 5. Re-install the components by referring to the removal procedure, above . 14 Room Air Conditioner Figure 20 Figure 21 Figure 22 Electrical Parts 7. Remove the nut that fastens the terminal cover. 3. tor. 5. Leave the valve in place after servicing the...
... unit completely, unbraze the suction and discharge tubes at the compressor connections. 5. Re-install the components by referring to the removal procedure, above . 14 Room Air Conditioner Figure 20 Figure 21 Figure 22 Electrical Parts 7. Remove the nut that fastens the terminal cover. 3. tor. 5. Leave the valve in place after servicing the...