LG PACKAGED TERMINAL AIR CONDITIONER/HEAT PUMP
Contents
1. The shape may be different according to its model Use Wall Receptacle Power Supply Standard 208 230V 3 wire grounding receptacle rated 15A Use 15 AMP time delay fuse or 15 AMP Circuit breaker Standard 208 230V 3 wire grounding receptacle rated 20A Use 20 AMP time delay fuse or 20 AMP Circuit breaker 2500W Heater gt 15AMP Circuit Breaker Standard 208 230V 3 wire grounding receptacle rated 30A Use 30 AMP time delay fuse or 30 AMP Circuit breaker Standard 265V grounding receptacle rated 20A Use 20 AMP time delay fuse or 20 AMP Circuit breaker Standard 265V grounding receptacle rated 30A NOTICE Use 30 AMP time delay fuse or 30 AMP Circuit breaker DO NOT USE AN EXTENSION CORD on 230 208 and 208 230 265 Volt units All wiring should be made in accordance with local electrical codes and regulations Aluminum house wiring may pose special problems Consult a qualified electrician Electrical Safety Power cord may include a current interrupter device A test and reset button is provided on the plug case The device should be tested on a periodic basis by first pressing the TEST button and then the RESET button If the TEST button does not trip or if the RESET button will not stay engaged discontinue use of the air conditioner and contact a qualified service technician A WARNING Never push2. 3 4 5 Cooling Operation Heating Operation Temperatire emporaturg Temperature Lowest Temp Highest Temp Lowest Temp Highest Temp Limit 1 Limit 2 Limit 3 OFF OFF OFF 54 F 12 2 C 86 F 30 0 C 54 F 12 2 C 86 F 30 0 C ON OFF OFF 56 F 13 3 C 86 F 30 0 C 54 F 12 2 C 84 F 28 9 C OFF ON OFF 58 F 14 4 C 86 F 30 0 C 54 F 12 2 C 82 F 27 8 C ON ON OFF 60 F 15 5 C 86 F 30 0 C 54 F 12 2 C 80 F 26 7 C OFF OFF ON 62 F 16 6 C 86 F 30 0 C 54 F 12 2 C 78 F 25 5 C ON OFF ON 64 F 17 7 C 86 F 30 0 C 54 F 12 2 C 76 F 24 4 C OFF ON ON 66 F 18 9 C 86 F 30 0 C 54 F 12 2 C 74 F 23 3 C ON ON ON 68 F 20 0 C 86 F 30 0 C 54 F 12 2 C 72 F 22 2 C Owner s Manual 17 Control Locations e REMOTE LOCAL CONTROL When remote local switch 1 is on it allow the unit to operate by the Remote Wall Thermostat The unit control by knobs are not available e ENERGY SAVER The energy saver switch 2 is on This switch is set at cycle fan to provide continuous fan operation in cool or heat modes When the switch is off the continuous fan allows continuous circulation of room air and make the more balanced temperature of the room When the switch is on the fan is on or off with the compressor or with the heater FRONT DESK CONTROL When the pair wire is c
3. Owner s Manual 5 Safety Precautions E Operation Do not put a pet or house plant Do not block the inlet or outlet of Use a soft cloth to clean Do not where it will be exposed to direct air flow use wax thinner or a strong air flow detergent e It is not good to sit in the draft e It may cause product failure e The appearance of the air conditioner may deteriorate change color or develop surface flaws pay A Do not step on the indoor outdoor Always insert the filter securely Do not drink water drained from unit and do not put anything on it Clean it every two weeks the air conditioner e lt may cause an injury through dropping Operation without filters will cause e It contains every contaminant of the unit or falling down failure condensed from the air and could cause health issues meee Be cautious not to touch the Avoid excessive cooling and Do not insert hands or other sharp edges when installing perform ventilation sometimes objects through the air inlet or outlet during operation e A severe cut or other injury could result Use the ventilation function to circulate Electrical and moving parts could cause air without cooling or heating shock or injury If the liquid from the batteries gets onto your skin or If you eat the liquid from the batteries brush your teeth clothes wash it well with clean water Do not use the and see doctor Do not use the remote if the batteries remote if the batte
4. Compressor Heater Reversing Valve High Fan Low Fan THERMOSTAT CONNECTIONS CRC GL GH O W Y R C Molex Housing Spec 396 07V 18 Room Air Conditioner REMOTE LOCAL CONTROL Control Locations When remote local switch 1 is on it allow the unit to operate by the control of Remote Wall Thermostat The unit control by knobs are not available e ENERGY SAVER The energy saver switch 2 is on This switch is set at continuous fan to provide continuous fan operation in cool or heat modes When the switch is off the continuous fan allows continuous circulation of room air and make the more balanced temperature of the room When the switch is on the fan is on or off with the compressor or with the heater FRONT DESK CONTROL When the pair wire is connected to the connector LOand LI the unit can be turned ON or OFF with a switch located at the Front Desk Control panel When the front desk switch is ON the fan operate according to the condition of setting without working compressor and heater When the front desk switch is OFF the unit can operate according to the setting of controls Wire AWG Maximum Length 22 600ft 180m 20 900ft 270m 18 1500ft 450m 16 2000ft 610m mc goo LO LI GLGH O W YRC l o Front Desk Switch REMOTE WALL THERMOSTAT When the wires are connected the
5. http www lgservice com LG PACKAGED TERMINAL AIR CONDITIONER HEAT PUMP jm OWNER S MANUAL Please read the operating instructions and safety precautions carefully and thoroughly before installing and operating your air conditioner Please read through this manual It contains valuable information about your air conditioner This manual may help save time and money by explaining proper air conditioner maintenance and preventing improper use Safety Precautions Before Operation 7 Introduction ma a 8 Electrical Safety 0 0 0 0 9 Installation oo eee 11 Control Locations 13 Maintenance and Service 21 2 Room Air Conditioner f FOR YOUR RECORDS Write the model and serial numbers here Model Serial You can find them on a label on the side of each unit Dealer s Name Date Purchased E Staple your receipt to this page in the event you need it to prove date of purchase or for warranty issues po READ THIS MANUAL Inside you will find many helpful hints on how to use and maintain your air conditioner properly Just a little preventive care on your part can save you a great deal of time and money over the life of your air conditioner You ll find many answers to common problems in the chart of troubleshooting tips If you review our chart of Troubleshooting Tips first you may not need to call for service at all PRECAUTION Contact an authorized service technician for
6. aux instructions donn es dans le guide du propri taire du produit 4 Aux dommages r sultant d accident modification mauvaise utilisation abus ou installation ou entretien inad quat 5 Aux produits modifi s ou dont le num ro de s rie a t enlev Si le produit est install l ext rieur de la zone de service normale tous frais de d placement n cessaire pour la r paration du produit ou le remplacement d une pi ce d fectueuse seront imput s au propri taire INFORMATION D AIDE LA CLIENT LE Pour obtenir une garantie Conserver la facture comme preuve de la date d achat Une copie de la facture doit tre pr sent e lorsqu un service sous garantie est fourni k Cette garantie n est pas valide si le num ro de s rie appos en usine a t modifi ou enlev du produit Pour obtenir de l aide sur le T l phoner au 1 888 LG CANADA 542 2623 ou pour le service la client le Presser l option du menu approprier et avoir les num ros de mod le et de s rie et votre code postal sous la main Pour obtenir le centre de Aller au site web www LG ca option service ou t l phoner au service autoris le plus pr s 1 888 LG CANADA 542 2623 Presser option du menu approprier et avoir les num ros de mod le et de s rie et votre code postal sous la main LG ELECTRONICS INC LG Packaged Terminal Air Conditioner Limited Warranty USA Should your LG Packaged Terminal Air Co
7. conditioner e There are sharp edges that can cause serious cuts If the unit is to be installed close to the seaside it needs additional treatment on the heat exchanger e When lifting the air conditioner it is HEAVY Use 2 people to lift For existing sleeve you should measure the wall sleeve dimensions You can install the new air conditioner according to these installation instructions to achieve the best performence All wall sleeves used to mount the new air conditioner must be in good structural condition and have the rear grille that securely attaches to the sleeve or the flange of the sleeve to secure the new air conditioner Dimension of sleeve assembly optional w e To avoid vibration and noise make sure the unit is installed securely and firmly 1066 mm When installing the sleeve make certain there is nothing within 20 of the back that would interfere with heat radiation and exhaust air flow A CAUTION e Before installation Check the insulation on the inner side of the sleeve If there is no insulation place the insulation e Check the bottom corner s joint gap of the sleeve If there is fill the gap with putty Wehrle To maintain the best ace PAM performance of the LG PTAC cooLED HEAT RADIATION an insulation strip must be attached The insulation strip NIKE is provided with the box 1 4 Bubble 4 Refer to the diagram below PAST gt Over 20 1 Take out the ins
8. fire shock shock due to heat generation Do not disassemble or Be caution when unpacking Do not use the power cord near modify products and installing flammable gas or combustibles such as gasoline benzene thinner etc e Sharp edges may cause e It may cause explosion or fire e It may cause failure and electric shock injury Owner s Manual 3 Safety Precautions E Operation Do not place objects onthe Use a dedicated circuit for Take the power plug out if ower cord Protect the cord this appliance necessary holding the end rom being pinched or of the plug and do not touch damaged it with wet hands e There is danger of fire or electric An overloaded circuit is a fire e It may cause a fire or electrical hock hazard shock Do not place the power cord Do not allow water to run Use a soft cloth to clean Do near a heater into electric parts not use wax thinner or a strong detergent e It may cause fire and electric e It will cause failure of machine or e The appearance of the air electric shock conditioner may deteriorate change color or develop surface flaws NS a O Wie 2 2 Unplug the unit if strange Do not open the suction If water enters the product turn sounds odors or smoke inlet grill of the product off the the power switch of the come from it during operation main body of appliance Contact service center after taking the power plug out from the socket e It could represe
9. rating Replace if shorted open or damaged e Check the compressor for open circuit or ground If open or grounded replace the compressor e Check the compressor overload if externally mounted Replace if open If the compressor temperature is high remove the overload cool it and retest D Check continuity of the pressure switch Replace the pressure switch if circuit is open 24 Room Air Conditioner Maintenance and Service E Voltage e Check the voltage See the limits on the preceding page If not within limits call an electrician E Overload Check overload if externally mounted Replace if open If the compressor temperature is high remove the overload cool and retest E Fan motor e If not running determine the cause Replace if Compressor et eee Rad cycles on E Condenser air flow e Remove the cabinet inspect the interior surface of the overload restriction condenser if restricted clean carefully with a vacuum cleaner do not damage fins or brush Clean the interior base before reassembling E Condenser fins e If condenser fins are closed over a large area on the damaged coil surface head pressures will increase causing the compressor to cycle Straighten the fins or replace the coil E Capacitor e Test capacitor E Wiring e Check the terminals If loose repair or replace E Refrigerating system e Check the system for a restriction E Air filter e If restricted clean or replace Insuffici
10. ALISATION EST LIMIT E LA DUR E DE LA GARANTIE y SA R SA S O RS EXPRESSE INDIQUEE CI APR S LG ELECTRONICS NE PEUT ETRE TENUE RESPONSABLE POUR LA oe PERTE D UTILISATION DE CE PRODUIT INCONVENIENT PERTE OU TOUT AUTRE DOMMAGE DIRECT Be OU INDIRECTS SURVENANT A LA SUITE DE L UTILISATION OU DE L INHABILIT UTILISER LE zi 2 PRODUIT OU POUR TOUT BRIS DE GARANTIE IMPLICITE OU EXPRESSE INCLUANT LA GARANTIE S IMPLICITE DE COMMERCIALISATION OU DES FINS PARTICULI RES APPLICABLES CE PRODUIT Certaines provinces ou territoires ne permettent pas l exclusion ou la limitation de dommages indirects ou accessoires g de limitation sur la dur e d une garantie implicite par cons quent ces limitations peuvent ne pas s appliquer Cette garantie vous l acheteur d origine donne des droits sp cifiques l gaux et vous pouvez en avoir d autres qui A varient d une province ou territoire un autre amp LA GARANTIE SUSMENTIONN E NE S APPLIQUE PAS 1 Au d placement de service domicile pour livrer ou cueillir installer instruire ou remplacer un fusible ou rebrancher le c blage r sidentiel ou la plomberie ou corriger une r paration non autoris e f 2 Aux dommages au produit caus s par accident vermine incendie inondation ou actes de Dieu 3 Aux r parations lorsque le produit LG est utilis des fins autres que normales utilisation r sidentielle unifamiliale lt ou contraire
11. F 17 7 C 86 F 30 0 C 54 F 12 2 C 76 F 24 4 C OFF ON ON 66 F 18 9 C 86 F 30 0 C 54 F 12 2 C 74 F 23 3 C ON ON ON 68 F 20 0 C 86 F 30 0 C 54 F 12 2 C 72 F 22 2 C 6 7 Unit Type OFF OFF Cooling Electric Heater Heat Pump OFF ON Cooling Electric Heater ON OFF Heat Pump Only ON ON Cooling Only 16 Room Air Conditioner Control Locations REMOVING THE FRONT GRILLE Additional controls are available after removing the front grille and option cover of control box To remove the front grille pull out the bottom of front grille and then lift up To replace the front grille place the tabs over the top of the unit and push the bottom of front grille until the clips snap into place ADDITIONAL CONTROLS The additional controls are located behind the option cover of control box The standard settings will be in the OFF position The authorized service man has to check switches and ensure the switches are in the desired position REMOTE ON ON Dr LOCALE arr SE oie nee Remos orac Energy Savor Temperature Limit a Temperature Limit 2 Temperature Limit 3 e TEMPERATURE LIMITING Temperature Limiting can save money by limiting the lowest temperature for cooling and the highest temperature for heating The temperature limiting is controlled by dip switch 3 5 This temperature limiting is not available with the Remote Wall Thermostat
12. N RASE TEMPERATURE SETTING COOL e Use this button to automatically control the e Fan runs continually for normal cooling operation temperature of the room ENERGY SAVER The temperature can be set within a range of 54 F 12 C to 86 F 30 C by increments e The fan stops when the compressor stops cooling of 2 F 1 C Approximately every 3 minutes the fan will turn on and the unit will check the room air temperature to determine if cooling is needed FAN e Fan operation without heating or cooling HEAT e Fan runs continually for normal heating operation e The setting appears in the display TIMER SHUT OFF TIME e You will usually use shut off time while you sleep e If unit is running use Timer to set number of hours until shut off For your sleeping comfort once Time is set the Temperature setting will raise 2 F 1 C after 30 minutes and once again after another 30 minutes e Push Timer to cycle through the settings from 1 Hour gt 2 Hours gt gt 12 Hours maximum 14 Room Air Conditioner Control Locations FUNCTION If the unit has a malfunction a green OPERATION LED located on the Display PCB used by the unit to indicate the errors USE If the customer has to register a complaint to the service center he can be very clear about registering the complaint that what is happening amp by referring the user s manual the customer can clearly define the problem So that the engineer
13. discharge grille louvers at an angle of 40 off vertical In an alternate position the louvers will be at an angle of 15 off vertical Screws To adjust the air direction remove the front grille Remove the 4 screws that fasten the discharge grille to the front grille Flip the discharge grille 180 then reattach the discharge grille to the front grille with 4 screws 20 Room Air Conditioner Maintenance and Service B Maintenance and Service TURN THE AIR CONDITIONER OFF AND REMOVE THE PLUG FROM THE POWER OUTLET The air filter should be checked at least twice a month to see if cleaning is necessary Trapped particles in the filter will build up and block the airflow This reduces the cooling capacity and also causes an accumulation of frost on the cooling coils If the filter becomes turn or damaged you should replace immediately Replacement filters are available from your salesperson dealer and the authorized customer service centers 1 Remove the air filter from the front grille assembly by pulling the air filter up slightly 2 Wash the filter using lukewarm water below 104 F 40 C 3 Gently shake the excess water from the filter completely Replace the filter Vent Filter Before cleaning the vent filter disconnect power to the Figure A Vent Left side of unit unit by unplugging the power cord at the wall outlet or subbase or disconnect p
14. e sure to cover the control with a blanket or plastic bag to keep it dry Corrosion Resistant units operating in harsh atmospheric conditions must be removed from the sleeve and cleaned every 3 months in the same manner as above Wo Compressor Fan The compressor and fan motor are hermetically sealed permanently lubricated and require no additional oiling Cabinet Front _ The cabinet front and discharge air grille can be cleaned with a mild soap or detergent Under no circumstances should hydrocarbon based cleaners e g acetone benzene naphtha gasoline etc be used to clean the front or air grilles Use care when cleaning the control area Do not use an excessively wet cleaning cloth Corrosion resistant models subjected to harsh seacoast environments must be removed from the wall sleeve and completely flushed with clean water at least four times a year The basepan center partition condenser end plates and the condenser itself should be sprayed with clean fresh water Leaving the unit in the sleeve and simply spraying the outdoor grille is not sufficient 22 Room Air Conditioner Troubleshooting Tips save time and money Maintenance and Service Review the chart below first and you may not need to call for service e You may hear a pinging noise caused by water being picked up and thrown by the slinger fan against the condenser on rainy days or when the humidity is high This design feature helps remo
15. ectors compressor overload solenoids circuit boards auxiliary controls thermistors frost controls ICR pump capacitors varistors and indoor blower bearing During this limited four year parts warranty you will be responsible for any labor or on site service costs No other warranty is applicable to this product THIS WARRANTY IS IN LIEU OF ANY OTHER WARRANTY EXPRESS OR IMPLIED INCLUDING WITHOUT LIMITATION ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE TO THE EXTENT ANY IMPLIED WARRANTY IS REQUIRED BY LAW IT IS LIMITED IN DURATION TO THE EXPRESS WARRANTY PERIOD ABOVE NEITHER THE MANUFACTURER NOR ITS U S DISTRIBUTOR SHALL BE LIABLE FOR ANY INCIDENTAL CONSEQUENTIAL INDIRECT SPECIAL OR PUNITIVE DAMAGES OF ANY NATURE INCLUDING WITHOUT LIMITATION LOST REVENUES OR PROFITS OR ANY OTHER DAMAGE WHETHER BASED IN CONTRACT TORT OR OTHERWISE Some states and or territories do not allow the exclusion or limitation of incidental or consequential damages or limitations on how long an implied warranty lasts so the above exclusion or limitation may not apply to you This warranty gives you the original purchaser specific legal rights and you may also have other rights that vary from state to state or territory to territory THIS LIMITED WARRANTY DOES NOT APPLY TO 1 Service trips to your home for delivery or pickup install instruct or replace house fuses or connect house wiring or plumbing or correction of
16. ent E Sc oo cooling or heating Exhaust damper door Unit undersized e Determine if the unit is properly sized for the area to be cooled Excessive noise Cross flow fan Copper tubing e Check the set screw or clamp If loose or missing correct If the blower or fan is hitting air guide rearrange the air handling parts e Carefully rearrange tubing not to contact compressor shroud and barrier ROOM AIR CONDITIONER VOLTAGE LIMITS NAME PLATE RATING MINIMUM MAXIMUM 208 230 V 187V 253 V 265 V 239 V 292 V Owner s Manual 25 GARANTIE LIMIT E Si le produit pr sente un d faut de mat riaux ou de fabrication dans des conditions d utilisation normales pendant lt la p riode de garantie indiqu e ci dessous laquelle p riode de garantie est en vigueur partir de la date d achat 2 d origine LG Electronics r parera ou remplacera sa discr tion le produit sans frais La garantie est valide seulement pour l acheteur d origine du produit pendant la p riode de garantie tant et aussi longtemps que cela soit au Canada 79 8 P riode de garantie du climatiseur LG Composant Pi ces Main d oeuvre Toutes les pi ces 5 ans 1 ans service domicile Compresseur 5 ans 5 ans service domicile Aucune autre garantie n est applicable ce produit LA DUR E DE TOUTE GARANTIE IMPLICITE INCLUANT V LA GARANTIE IMPLICITE DE COMMERCI
17. est capacitor Check bearings Does the fan blade rotate freely If not replace fan motor e Pay attention to any change from high speed to low speed If the speed does not change replace the motor Owner s Manual 23 Maintenance and Service Fan motor noise E Grommets E Fan E Loose set screw Worn bearings Check grommets if worn or missing replace them e If cracked out of balance or partially missing replace it e Tighten it e If knocking sounds continue when running or loose replace the motor If the motor hums or noise appears to be internal while running replace motor Compressor will not run but fan motor runs E Voltage E Capacitor Discharge capacitor before servicing E Compressor E Overload E Pressure Switch Check voltage See the voltage limits If not within limits call an electrician e Check the wire connections if loose repair or replace the terminal If wires are off refer to wiring diagram for identification and replace Check wire locations If not per wiring diagram correct Check for continuity refer to the wiring diagram for terminal identification Replace the switch if circuit is open e Check the position of knob If not at the coldest setting advance the knob to this setting and restart unit Check continuity of the thermostat Replace thermostat if circuit is open e Check the capacitor Replace if not within 10 of manufacturer s
18. hazards we strongly discourage the use of an adapter plug However if you wish to use an adapter a TEMPORARY CONNECTION may be made Use UL listed adapter available from most local hardware stores The large slot in the adapter must be aligned with the large slot in the receptacle to assure a proper polarity connection 10 Room Air Conditioner A CAUTION Attaching the adapter ground terminal to the wall receptacle cover screw does not ground the appliance unless the cover screw is metal and not insulated and the wall receptacle is grounded through the house wiring The customer should have the circuit checked by a qualified electrician to make sure the receptacle is properly grounded Disconnect the power cord from the adapter using one hand on each Otherwise the adapter ground terminal might break DO NOT USE the appliance with a broken adapter plug B SITUATIONS WHEN THE APPLIANCE WILL BE DISCONNECTED OFTEN Do not use an adapter plug in these situations Unplugging the power cord frequently can lead to an eventual breakage of the ground terminal The wall power outlet should be replaced by a three slot grounding outlet instead USE OF EXTENSION CORDS Because of potential safety hazards we strongly discourage the use of an extension cord However if you wish to use an extension cord use a CSA certified UL listed 3 wire grounding extension cord Installation E Installation CAUTION Dimension of air
19. n cleaning the unit first make sure that the power and breaker are turned off The fan rotates at a very high speed during operation There is a possibility of injury if the unit s power is accidentally triggered on while cleaning inner parts of the unit Service For repair and maintenance contact your authorized service dealer Owner s Manual 7 Introduction E Introduction gt JIM This symbol alerts you to the risk of electric shock This symbol alerts you to hazards that could cause harm to the air conditioner Aer A This symbol indicates special notes e gt WARNING This appliance should be installed in accordance with the National Electric Code Expanded Metal Grille Should be applied for better performance in PTAC and PTHP Units For Installation purpose and better appearance Aluminium or Architectural grille can be applied in PTAC and PTHP Units THE SLEEVE AND THE REAR GRILLE Available as an option VERTICAL AIR DEFLECTOR SLEEVE ASSEMBLY REAR GRILLE Horizontal Louver Including Aluminum Rear Grille Aluminum Rear Grille AIR FILTER INLET GRILLE Air Intake EXPANDED METAL GRILLE For Superior Performance LG PTAC and PTHP test condition is recommended with expanded metal grille 8 Room Air Conditioner fA Electrical Safety NOTICE
20. nditioner prove to be defective in materials or workmanship under normal use during the warranty period listed below LG Electronics will replace the defective part s Replacement part s will meet intended fit and function of the original part s Replacement parts are warranted for the unexpired portion of the original warranty period This warranty is good only to the original purchaser of the product and effective only when used in the United States WARRANTY PERIOD For The Period Of LGE Will Replace One Year Any part of LGE Packaged Terminal which fails due to a defect in materials or workmanship During this From the date of the full one year warranty LGE will also provide free of charge all labor and on site service to replace original purchase the defective part Five Years Any part of the sealed refrigerating system the compressor condenser evaporator and all From the date of the connecting tubing which fails due to a defect in materials or workmanship During this full five year original purchase sealed refrigerating system warranty LGE will also provide free of charge all labor and on site service to replace the defective part Five Years For the second through the fifth year from the date of original purchase LGE will replace certain From the date of the parts that fail due to a defect in materials or workmanship Parts covered are fan motors switches original purchase thermostats heater heater prot
21. nt a fire hazed e Otherwise it may electrical shock and failure Ventilate the room well when Turn off the power and Turn off the main power using this appliance breaker when cleaning the switch when not using it for together with a stove etc unit a long time e Oxygen depletion could occur Moving parts could cause injury Prevent accidental startup and the possibility of injury 4 Room Air Conditioner Safety Precautions Do not operate or stop the Do not damage or use an Do not operate with wet unit by inserting or pulling unspecified power cord hands or in damp out the power plug environment e It will cause electric shock or fire It will cause electric shock or fire It will cause electric shock due to heat generation QE a ire DY ey NA ff LT oga V Hold the plug by the end When gas leaks open the Never touch the metal parts when taking it out window for ventilation of the unit when removing before operating the unit the filter e It may cause electric shock and Otherwise it may cause an e They are sharp and may cause damage explosion and a fire injury DE CO CS XS 0 E installation Install the product so that the noise or Be sure the product is level front to back exhaust from the outdoor unit may not and side to side when installing cause any damage to the neighbors e Be considerate of your neighbor e It may cause vibration or water leakage
22. onnected to the connector FD2 and FD1 the unit can be turned ON or OFF with a switch located at the Front Desk Control panel When the front desk switch is ON the fan operates according to the setting without working compressor and heater When the front desk switch is OFF the unit can operate according to the setting of controls Wire AWG Maximum Length Note The following figures show wiring 22 600 ft 180 m schematics for heat pump and straight cool 20 900 ft 270 m units with electric heat respectively 18 1500 ft 450 m 16 2000 ft 610 m Wiring Schematic for Motion Sensor _________ Remote Heat Pump Motion Sensor Door Switch Door Switch Front Desk Control Front Desk Control u uU U M U U FD2 FD1 DR2 DR1 MS2 MS1 Molex Housing Spec 396 06V CONTROL BOARD CONNECTIONS e REMOTE WALL THERMOSTAT CONNECTIONS When the wires are connected the unit will be controlled Wiring Schematic for by a remote wall thermostat Straight Cool Unit The thermostat connections supply the 24 Volt AC When you install the digital electronic thermostat you must set it to 24 Volt AC See the installation Instruction in this manual for the Remote Wall Thermostat R Y w o GH 24 Volt N 24 Volt L GL CONTROL BOARD CONNECTIONS
23. ottom of front grille until the clips snap into place e ADDITIONAL CONTROLS The additional controls are located behind the option cover of control box The standard settings will be in the OFF position The authorized servicer has to check switches and ensure the switches are in the desired position REMOTE ON ON ON ON ON OFF ea i OEF ET SA OFF OFF OFF Remoto i 5 6 7 Energy S o Temperature Limit 1 Temperature Limit 2 Temperature Limit 3 PTAC PTHP UNIT TYPE e TEMPERATURE LIMITING Temperature Limiting can save money by limiting the lowest temperature for cooling and the highest temperature for heating The temperature limiting is controlled by switches 3 5 This temperature limiting is not available with the Remote Wall Thermostat 3 4 5 Cooling Operation Heating Operation Temperature Temperature Temperature Limit 1 Limit 2 Limit 3 Lowest Temp Highest Temp Lowest Temp Highest Temp OFF OFF OFF 54 F 12 2 C 86 F 30 0 C 54 F 12 2 C 86 F 30 0 C ON OFF OFF 56 F 13 3 C 86 F 30 0 C 54 F 12 2 C 84 F 28 9 C OFF ON OFF 58 F 14 4 C 86 F 30 0 C 54 F 12 2 C 82 F 27 8 C ON ON OFF 60 F 15 5 C 86 F 30 0 C 54 F 12 2 C 80 F 26 7 C OFF OFF ON 62 F 16 6 C 86 F 30 0 C 54 F 12 2 C 78 F 25 5 C ON OFF ON 64
24. ower at the fuse box or circuit breaker If unit is operated with vent door closed the vent filter does not need to be cleaned 1 Remove the cabinet front as described in Front Removal 2 Remove the six screws securing the chassis to the wall sleeve with a Phillips Head screwdriver 3 Slide the chassis out of the wall sleeve far enough so that the vent filter is accessible as shown in Figure B Vent Filter Removal Figure A 4 Remove the vent filter by unscrewing the two screws at the top of the filter and gently pulling the filter away from the partition panel Refer to Figure B 5 Clean and replace the filter by reattaching the hook to the bottom of the vent door and replacing the two screws slide the chassis back into the wall sleeve secure it in place with six screws and reinstall the front cabinet Owner s Manual 21 Maintenance and Service Drainage The base pan may overflow due to high humidity To drain the excess water remove the drain cap from the back of the unit Drain Cap The chassis must be cleaned every four months or more often as the atmospheric conditions require Use water and detergent to clean the basepan center partition and coils The use of harsh cleaning materials may cause a deterioration of the coil fins or endplates Do not use a high pressure cleaner as it could cause severe damage to the PTAC fins and coils hose is okay to use to clean the coils but mak
25. repair or maintenance of this unit e Contact the installer for installation of this unit e The air conditioner is not intended for use by young children or invalids without supervision e Young children should be supervised to ensure that they do not play with the air conditioner e When the power cord is to be replaced replacement work shall be performed by authorized personnel only using only genuine replacement parts e Installation work must be performed in accordance with the National Electric Code by qualified and authorized personnel only Safety Precautions E Safety Precautions To prevent injury to the user or other people and property damage the following instructions must be followed E Incorrect operation due to ignoring instruction will cause harm or damage The seriousness is classified by the following indications AWARNING This symbol indicates the possibility of death or serious injury ACAUTION This symbol indicates the possibility of injury or damage to properties only E Meanings of symbols used in this manual are as shown below D Don t do this Be sure to follow the instruction WARNING E Installation Don t use a power cord a Always plug into a grounded Do not modify or extend the plug or a loose socket outlet power cord length which is damaged e It may cause a fire or electrical It may cause a fire or electrical e It will cause electric shock or
26. ries have leaked have leaked The chemicals in batteries could cause burns or other health The chemicals in batteries could cause burns or other health hazards hazards Fg j 6 Room Air Conditioner Before Operation El Before Operation Contact an installation specialist for installation This is NOT a do it yourself project Plug in the power plug properly Use a dedicated circuit Do not use an extension cord Consult a professional installer or electrician Do not start stop operation by plugging unplugging the power cord If the cord plug is damaged replace it with only an authorized replacement part i Being exposed to direct airflow for an extended period of time could be hazardous to your health Do not expose occupants pets or plants to direct airflow for extended periods of time In other words don t sit in the draft Due to the possibility of oxygen deficiency ventilate the room when used together with stoves or other heating devices Do not use this air conditioner for non specified special purposes e g preserving precision devices food pets plants and art objects Such usage could damage the items Do not touch the metal parts of the unit when removing the filter Injuries can occur when handling sharp metal edges Do not use water to clean inside the air conditioner Exposure to water can destroy the insulation leading to possible electric shock Whe
27. should go fully prepared with the prescribed tools to be used regarding that problem It also keeps the customer aware about the unit Here are some of the problems defined below for which the LED indicates by flashing number of times the error has been recorded against it The errors are the mentioned which is as follows e Electrical Controls ON Normal OFF No power failed board Fault Codes CH 01 Indoor Air Thermistor Error CH 02 Indoor Coil Thermistor Error CH 03 Outdoor Air Thermistor Error PTHP Only CH 04 Outdoor Coil Thermistor Error PTHP Only CH 05 Mode Error CH 06 Set point Error CH 07 Bad Thermistor Wiring CH 09 Pressure Switch Error e Manual Controls ON Normal OFF No power failed board Fault Codes 1 Indoor Air Thermistor Error 2 Indoor Coil Thermistor Error 3 Outdoor Air Thermistor Error PTHP Only 4 Outdoor Coil Thermistor Error PTHP Only 5 Mode Error 6 Set point Error 7 Bad Thermistor Wiring LED Flash Rate 0 25 sec On per flash 0 25 sec OFF between flashes 2 00 sec OFF between codes Owner s Manual 15 Control Locations e REMOVING THE FRONT GRILLE Additional controls are available after removing the front grille and option cover of control box To remove the front grille pull out the bottom of front grille and then lift up To replace the front grille place the tabs over the top of the unit and push the b
28. the test button during operation Otherwise this plug can damaged This device contains chemicals including lead known to the State of California to cause cancer birth defects or other reproductive harm Wash hands after handling Do not remove modify or immerse this plug If this device trips the cause should be corrected before further use A CAUTION The conductors inside this cord are surrounded by shields which monitor leakage current These shields are not grounded Periodically examine the cord for any damage Do not use this product in the event the shields become exposed Avoid shock hazard This unit cannot be serviced Opening the tamper resistant sealed portion of the unit voids all warranties and performance claims This unit is not intended to be an ON OFF switch Owner s Manual 9 Electrical Safety IMPORTANT PLEASE READ CAREFULLY FOR THE USER S PERSONAL SAFETY THIS APPLIANCE MUST BE PROPERLY GROUNDED The power cord of this appliance is equipped with a three prong grounding plug Use this with a standard three slot grounding wall power outlet to minimize the hazard of electric shock The customer should have the wall receptacle and circuit checked by a qualified electrician to make sure the receptacle is properly grounded DO NOT CUT OR REMOVE THE THIRD GROUND PRONG FROM THE POWER PLUG A SITUATIONS WHEN THE APPLIANCE WILL BE DISCONNECTED OCCASIONALLY Because of potential safety
29. ulation strip from the upper packing 280 a1 Front _Insulation Strip 2 Attach the insulation strip onto the rear upper side of the wall sleeve 3 If anyone would like to improve unit energy efficiency it is recommended the change of outside grille for an unit protection and an addition of a plastic rear grille This is optional Rear Sleeve Owner s Manual 11 Installation e UNIT INSTALLATION 1 Remove the shipping screw from the ventilation door 2 Remove the front gille by pulling it out at the bottom to release it then lift it up along the unit top front 3 Slide the unit into the wall sleeve and secure with 6 screws through the unit flange holes 4 Reinstall the front grille by hooking the top over the unit top then pushing it in at the bottom 12 Room Air Conditioner Control Locations E Control Locations TEMPERATURE TEMPERATURE CONTROL Set the Thermostat control to the desired temperature mark 5 the mid point is a good starting position If the room temperature is not satisfactory after a reasonable time adjust the control to a cooler or warmer setting as appropriate e VENTILATION The ventilation lever is located to the lower left side of the unit The ventilation lever must be in the CLOSE position in order to maintain the best cooling conditions When fresh air is necessary in the room set the ventilation lever to the OPEN position The damper is opened and o
30. unauthorized repairs 2 Failure of product to perform during power failures and interruptions or inadequate electrical service 3 Damage caused by transportation or handling 4 Damage to the product caused by accident vermin lightning winds fire floods or acts of God 5 Damages caused by leaky or broken water pipes frozen water pipes restricted drain lines or inadequate or interrupted water supply 6 Damages cause by inadequate supply of air 7 Damages resulting from running the product in a corrosive atmosphere 8 Damage resulting from accident misuse abuse or improper installation repair or maintenance Improper repair includes use of parts not approved or specified by LG 9 Normal maintenance as described in the installation instructions and use and care manual such as replacing filters cleaning of coils etc 10 Use of accessories or components that are not compatible with this product 11 Products with altered or removed serial numbers 12 Changes in the appearance of the product that do not affect product performance 13 Increases in utility costs and additional utility expenses The cost of repair or replacement under these excluded circumstances shall be borne by the consumer P No 3828A20255J Printed in Korea
31. unit will be controlled by a remote wall thermostat The thermostat connections supply the 24 Volt AC When you install the digital electronic thermostat you must set it to the 24 Volt AC See the installation Instruction in this manual for the Remote Wall Thermostat 24 Volt N 24 Volt L Compressor Heater Reversing Valve High Fan Low Fan oobbodddd LOLI GLGH O W YR C Molex Housing Spec 396 09V Note The following figures show wiring schematics for heat pump and straight cool units with electric heat respectively Wiring Schematic for Remote Heat Pump CONTROL BOARD CONNECTIONS THERMOSTAT CONNECTIONS Wiring Schematic for Straight Cool Unit CONTROL BOARD CONNECTIONS THERMOSTAT CONNECTIONS Owner s Manual 19 Control Locations Before the following disassembly POWER SWITCH is set to OFF and disconnected the power cord 1 Remove the front grille 2 To remove the front grille pull out the bottom of the front grille and then lift up Re install the component by referring to the removal procedure 3 To replace the front grille place the tabs over the top of the unit and push the bottom of front grille until the clips snap into place e This Room Air Conditioner PTAC discharges air from the top of the unit through reversible 2 position discharge grille louvers The unit is shipped from the factory with the
32. utdoor air is drawn into the room This will reduce the cooling or heating efficiency A CAUTION When the air conditioner has been running and is turned off or set to the fan position wait at least 3 minutes before resetting to the cooling operation Note A slight heat odor may come from the unit when first switching to HEAT after the cooling season is over This odor caused by fine dust particles on the heater will disappear quickly This is harmless OPERATION OPERATION MODE SELECTOR OFF Turns air conditioner off LOW FAN Low speed fan operation without cooling HIGH FAN High speed fan operation without cooling LOW COOL Cooling with the low speed fan operation HIGH COOL Cooling with the high speed fan operation LOW HEAT Heating with the low speed fan operation HIGH HEAT Heating with the high speed fan operation Ny AV OES A Ss es Owner s Manual 13 Control Locations The controls will look like one of the following FAN SPEED e Every time you push this button it cycles through the settings as follows High F2 gt Low F1 gt High F2 gt Low F1 F1 LOW F2HIGH HIGH e r POWER RUES To turn the air conditioner ON push this button Q Que CI To turn the air conditioner OFF push the button again e This button takes priority over any other button MODE Push this button to cycle through the modes from COOL gt FA
33. ve moisture and improve efficiency e You may hear the thermostat click when the compressor cycles on and off e Water will collect in the base pan during high humidity or on rainy days The water may overflow and drip from the outdoor side of the unit e The fan may run even when the compressor does not E No power E Power supply cord E Wire disconnected or connection loose Capacitor Discharge capacitor before testing Fan motor will not run E Will not rotate e Check voltage at outlet Correct if none e Check voltage to rotary switch If none check power supply cord Replace cord if circuit is open D Check switch continuity Refer to wiring diagram for terminal identification Replace switch if defective e Connect wire Refer to wiring diagram for terminal identification Repair or replace loose terminal e Test capacitor Replace if not within 10 of manufacturer s rating Replace if shorted open or damaged e Fan blade hitting shroud or cross flow fan hitting scroll Realign assembly e Units using slinger ring condenser fans must have 1 4 to 5 16 inch clearance to the base If it is hitting the base shim up the bottom of the fan motor with mounting screw s e Check fan motor bearings if motor shaft will not rotate replace the motor E Revolves on overload Fan motor runs intermittently e Check voltage See limits on this page If not within limits call an electrician e T
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