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Question posted by davidg371 on January 15th, 2012

Lp120ced My Heating And Ac Unit Is Not Heating Properly What Can It Be.

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Answer #1: Posted by BusterDoogen on January 15th, 2012 12:29 PM

This answer was accepted by the poster of the original question.

BusterDoogen

Member since:
October 30th, 2011

Points: 28,565,457

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Low freon, recharge the compressor or call service.

Good luck!

Related LG LP120CED Manual Pages

Owners Manual - Page 1

... thoroughly before installing and operating your air conditioner. It contains valuable information about your air conditioner. ENGLISH ESPAÑOL http://www.lgservice.com LG PACKAGED TERMINAL LG AIR CONDITIONER/HEAT PUMP OWNER'S MANUAL Please read through this manual. This manual may help save time and money by explaining proper air conditioner maintenance and preventing improper use.

Owners Manual - Page 2

... be performed in the chart of troubleshooting tips. Packaged Terminal Air Conditioner/Heat Pump Owner's Manual TABLE OF CONTENTS Safety Precautions 3 Before ...unit. READ THIS MANUAL Inside you need to this unit. • The air conditioner is not intended for service at all. Dealer's Name Date Purchased I Staple your receipt to call for use and maintain your air conditioner properly...

Owners Manual - Page 4

...a fire shock. Take the power plug out if necessary, holding the end of the air conditioner may cause a fire or electrical shock. Do not place the power cord Do not ...cause failure of injury. 4 Room Air Conditioner Ventilate the room well when Turn off the main power switch when not using this appliance. • There is danger of appliance. unit. • Oxygen depletion could occur...

Owners Manual - Page 6

... objects through dropping of the unit or falling down. • Operation without cooling or heating • Electrical and moving parts could cause health issues. circulate air without filters will be exposed to direct air flow. • It is not good to clean. Do not drink water drained from the air conditioner. • It contains every contaminant...

Owners Manual - Page 7

... water can occur when handling sharp metal edges. 2. When cleaning the unit, first make sure that the power and breaker are turned off. Plug in the draft. 2. Do not use this air conditioner for extended periods of the unit when removing the filter. Service For repair and maintenance, contact your health. In other heating devices. 3.

Owners Manual - Page 8

... Louver) THE SLEEVE AND THE REAR GRILLE (Available as an option) SLEEVE ASSEMBLY (Including Aluminum Rear Grille) REAR GRILLE (Aluminum Rear Grille) AIR FILTER INDOOR INLET GRILLE (Air Intake) 8 Room Air Conditioner EXPANDED METAL GRILLE (Superior for a performance) Features This appliance should be installed in this Manual This symbol alerts you to hazards that...

Owners Manual - Page 9

...unit cannot be corrected before further use. Opening the tamperresistant, sealed portion of the unit voids all warranties and performance claims. This unit is provided on 230, 208, and 230/208 Volt units... This device contains chemicals, including lead, known to the State of the air conditioner and contact a qualified service technician. Circuit breaker. Periodically examine the cord ...

Owners Manual - Page 10

...wall receptacle and circuit checked by a qualified electrician to make sure the receptacle is properly grounded. The customer should have the circuit checked by a three-slot (grounding) ...) extension cord. 10 Room Air Conditioner Electrical Safety Electrical Safety IMPORTANT (PLEASE READ CAREFULLY) FOR THE USER'S PERSONAL SAFETY, THIS APPLIANCE MUST BE PROPERLY GROUNDED The power cord of ...

Owners Manual - Page 11

... from the upper packing. WALL WALL SLEEVE HEAT RADIATION Over 20" 2) Attach the insulation strip onto the rear upper side of a plastic rear grille. (This is optional.) 280 mm (11") Front Insulation Strip Sleeve Rear Owner's Manual 11 INTAKE AIR Refer to secure the new air conditioner. 406 mm (16") 318 mm (12 1/2") 505...

Owners Manual - Page 12

... the top over the unit top, then pushing it up along the unit top front. 3. Remove the shipping screw from the ventilation door. 2. Reinstall the front grille by pulling it out at the bottom to release it, then lift it in at the bottom. 12 Room Air Conditioner Slide the unit into the wall sleeve...

Owners Manual - Page 13

... the low speed fan operation. Owner's Manual 13 VENT VENT CLOSE OPEN When the air conditioner has been running and is turned off . HIGH COOL Cooling with the low speed fan operation. Note: A slight heat odor may come from the unit when first switching to the desired temperature mark 5 (the mid-point is a good...

Owners Manual - Page 14

... button, it cycles through the modes from 1 Hour ¡ 2 Hours ¡ ... ¡ 12 Hours maximum. 14 Room Air Conditioner FAN SPEED • Every time you sleep. • If unit is needed. - FAN • Fan operation without heating or cooling. - ENERGY SAVER • The fan stops when the compressor stops cooling. SHUT-OFF TIME •...

Owners Manual - Page 16

...° F (23.3° C) 54° F (12.2° C) 72° F (22.2° C) #6 OFF OFF ON ON #7 OFF ON OFF ON Unit Type Cooling+Electric Heater+Heat Pump Cooling+Electric Heater Heat Pump Only Cooling Only 16 Room Air Conditioner This temperature limiting is controlled by limiting the lowest temperature for cooling and the highest temperature for...

Owners Manual - Page 17

...air and make the more balanced temperature of controls. See the installation Instruction in cool or heat modes. ENGLISH Control Locations • REMOTE/LOCAL CONTROL When remote/local switch #1 is on . Wiring Schematic for Remote Heat... 396-07V) Wiring Schematic for heat pump and straight cool units with a switch located at cycle fan to 24 Volt AC. When you install the digital/...

Owners Manual - Page 18

... of front grille until the clips snap into place. • This Room Air Conditioner (PTAC) discharges air from the factory with 4 screws. 18 Room Air Conditioner Screws Remove the 4 screws that fasten the discharge grille to OFF and disconnected the power cord. 1. The unit is set to the front grille. Before the following disassembly, POWER SWITCH...

Owners Manual - Page 19

...Service Maintenance and Service TURN THE AIR CONDITIONER OFF AND REMOVE THE PLUG FROM THE POWER OUTLET. This reduces the cooling capacity and also causes an accumulation of unit) Figure B - Gently shake the...vent filter, disconnect power to be checked at the fuse box or circuit breaker. If unit is accessible as described in Figure A. 4. Remove the vent filter by unplugging the ...

Owners Manual - Page 20

..., naphtha, gasoline, etc.) be removed from the back of the unit. A hose is not sufficient. 20 Room Air Conditioner The use to clean the coils, but make sure to cover the...no circumstances should be cleaned with a blanket or plastic bag to clean the front or air grilles. Leaving the unit in harsh atmospheric conditions must be used to keep it could cause severe damage to high ...

Owners Manual - Page 22

...balance, or partially missing, replace it. • Tighten it , and retest.) 22 Room Air Conditioner I Capacitor (Discharge • Check the capacitor. Replace the switch if circuit is high,...compressor for open . I Rotary • Check for continuity, refer to this setting and restart unit. I Thermostat • Check the position of the thermostat. I Overload • Check the ...

Owners Manual - Page 23

...; Check the set screw or clamp. If the blower or fan is properly sized for a restriction. • If restricted, clean or replace. &#...AIR CONDITIONER VOLTAGE LIMITS NAME PLATE RATING 208/230 V MINIMUM 187 V MAXIMUM 253 V Owner's Manual 23 Replace if required. • Remove the cabinet. ENGLISH COMPLAINT CAUSE I Voltage I Air filter Insufficient IExhaust damper door cooling or heating...

Owners Manual - Page 24

... condenser, evaporator and all connecting tubing) which fails due to be defective in the United States. Improper repair includes use during power failures and interruptions or inadequate electrical service. ... OTHER DAMAGE WHETHER BASED IN CONTRACT, TORT, OR OTHERWISE. LG Packaged Terminal Air Conditioner Limited Warranty - This warranty is applicable to the original purchaser of charge, ...

LG Knowledge Base Results

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Window Air Conditioners: How to choose an air conditioner for the room size by BTUs needed. - LG Consumer Knowledge Base
... living space. Measure square footage: Calculate the square footage of at least 12. Reduce the BTU by a single air conditioner. U.S. Choosing the wrong unit can be unable to properly remove the humidity from the air. The AC size depends on and off too quickly and be further divided into these basic shapes to consider: Since this...
Air conditioner: Why does the unit run constantly? - LG Consumer Knowledge Base
... so low that is not set correctly? Make sure the temperature setting is needed . If heat sources are unsure of stabilizing the room temperature. EER? Is the air conditioner sized properly for guidance. Is there an additional heat source near the air conditioner? HSPF? Multiply the length times the width to use your room, please see our...
LG Room / Window AC General FAQ - LG Consumer Knowledge Base
.... Units with the needed specifications. LG room air conditioners will have a foam block, secured by the cold air being output while the air conditioner runs. 12. Dry mode is the case, set for proper outside...from the air may be done if the unit will be seen even after the front cover is not installed near a heat source. Can I install my room air conditioner in the...