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Question posted by seangoldrich13 on June 20th, 2015

Why Won't It Stay Running

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Answer #1: Posted by TechSupport101 on June 20th, 2015 10:32 AM

TechSupport101

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May 24th, 2013

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The compressor may be having a leak which results in a low pressure causing the shutdown.

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Related LG REG-123A Manual Pages

Service Manual - Page 2

... ...14 Features ...14 Control Locations Function of Controls ...14 Disassembly ...15 Mechanical Parts...15 Air Handling Parts ...16 Electrical Parts ...17 Refrigerating Cycle...19 Schematic Diagram...22 Wiring Diagram...22 Troubleshooting Guide ...23 Piping System ...23 Troubleshooting Guide ...24 Room Air Conditioner Voltage Limits...26 Exploded View ...28 Replacement Parts List ...29 2 Room...

Service Manual - Page 4

... when unpacking and installing the product. 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 Air Conditioner Gasolin Be sure the installation area does not deteriorate with age. • If the base collapses, the...

Service Manual - Page 5

... air conditioner. Dimensions Symbols Used in this Manual This symbol alerts you to hazards that could cause harm to the risk of electric shock. NOTICE This symbol indicates special notes. Outside Dimensions Dimensions D W H Dimension W H D Model mm(inch) mm(inch) mm(inch) REG-71A 471(18 9/16) 352(13 7/8) 525(20 11/16) Heat REG-123A...

Service Manual - Page 6

...COOLING CAPACITY (Btu/h) INPUT (W) RUNNING CURRENT (A) E.E.R (BTU/W.h) HEATING CAPACITY (Btu/h) INPUT (W) RUNNING CURRENT (A) OPERATING COOLING INDOOR(&#... AIR DIRECTION CONTROL CONSTRUCTION ELECTRIC HEATER PROTECTOR COMPRESSOR FAN MOTOR ELECTRIC HEATER POWER CORD DRAIN SYSTEM NET WEIGHT OUTSIDE DIMENSION (W x H x D) (lbs/kg) (inch) (mm) REG-71A REG-123A ...Air Conditioner

Service Manual - Page 7

... lower than the front (about 30"~60" above the floor level. Installation Installation Select the Best Location 1.To prevent vibration and noise, make sure the air conditioner is finished. 1. Connect to avoid injury. How to Secure the Drain Pipe(When using drain pipe) In humid weather, excess water may cause the BASE...

Service Manual - Page 8

... screws 3. On/Off 2. CAUTION: For security purpose, reinstall screw at the back. Push the grille in until it with a screw through the front grille. 8 Room Air Conditioner On/Off TIMER On/Off ESNAEVREGRY Fan Cool Heat MODE On/Off TIMER On/Off ESNAEVREGRY Fan Cool Heat MODE EPS Material Screw On/Off...

Service Manual - Page 9

Window Requirements This unit is in standard double hung windows with Installaion Kit) When Using Gasket REG-123A A 1 A 2 2 B H 3 4 DE F RIGHT SIDE B HORIZONTAL LINE I 625mm (245/8") 392mm (157/16") 280mm (111/32") 30mm (11/16") 0~25mm (0~1") OVER 420mm (OVER 1617/32") 5~10mm -5~5mm (3/16"~3/8") (-3/...

Service Manual - Page 10

... 1 14 DRAIN PIPE 1 s Top retainer bar is designed for installation in the product package. 10 10 Room Air Conditioner WALL D E3 F A JH On/Off On/Off Fan Cool Heat TIMER ENERGY SAVER MODE RIGHT SIDE B HORIZONTAL...window stool. 2. WINDOW (WIDTH-A, HEIGHT-B) 2. Installation REG-71A A 2 On/Off On/Off Fan Cool Heat TIMER ENERGY SAVER MODE 1 2 G B C 4 1. GASKET 3.

Service Manual - Page 11

... Front Angle Figure 2 Upper guide 10 Cabinet Frame Curtain 1 Figure 3 Service Manual 11 Fasten the curtains to the bottom of the window stool(or desired air conditioner location). Installation Suggested Tool Requirements SCREWDRIVER (+, -), RULER, KNIFE, HAMMER, PENCIL, LEVEL Preparation of Frame Curtain is restricted. Carefully place the cabinet on the window stool...

Service Manual - Page 12

...(Type A) 5 About 1/2" Sill support 2 Sash track Sill support 2 Front Angle Screw(Type B) 6 Figure 6 9. Loosely assemble the sill support using screws (Type C).(See Figure 7) 12 Room Air Conditioner Type C 7 Figure 7 Attach each Frame Curtain to the window stool by using the parts in each window sash track, and repeat step 2.

Service Manual - Page 14

... ➔ 9Hours ➔ 10Hours ➔ 11Hours ➔ 12Hours ➔ Cancel) 4. POWER BUTTON To turn the air conditioner OFF, push the button again. REMOCON SIGNAL RECEIVER 8. CLOSE 2 VENT OPEN REG-123A 33 6 44 5 4 REG-71A 7 Heat 3 62 51 REMOTE CONTROLLER REG-123A REG-71A Power 1 Power 1 Temp 5 Temp 5 Fan Speed 4 Fan Speed 4 Timer Mode Timer Mode 3 23 2 Energy...

Service Manual - Page 16

...to the left carefully. 9. Move the condenser to the removal procedure. 16 Room Air Conditioner On/Off TIMER On/Off ESNAEVREGRY Fan Cool Heat MODE Figure 17 Figure 18 Figure ... pushing the tabs and remove it upward slightly. (See Figure 17) 8. Remove the brace. 6. Disassembly Air Handling Parts 4. FAN 1. Remove the 2 terminals carefully. (See Figure 18, at Electric Heater Model) 12...

Service Manual - Page 18

... referring to the removal procedure, above removal procedure. (See Figure 26) 12. Remove the crankshaft. 4. Remove the control box. (Refer to the above . 18 Room Air Conditioner Figure 24 Figure 25 Figure 26 Figure 27 Remove the power cord. 7. Remove a screw which fasten the synchronous motor. (See Fig. 27) 6. Re-install the...

Service Manual - Page 20

...just crack valves A and B for a few minutes, then open slowly with the unit still running , open manifold valves A and B with Service valves. 5. Repeat steps b. Capillary Tube 1. ...Air Conditioner Recharge as a WATCO A-1) before venting the FreonTM. b. Use sil-fos braze and braze pinch-off tool with the two full turns counterclockwise. Close valve A. 5) With the unit running...

Service Manual - Page 22

Schematic Diagram Schematic Diagram Wiring Diagram s ELECTRIC HEATING MODEL 22 Room Air Conditioner

Service Manual - Page 24

... clogging in refrigeration circuit. 24 Room Air Conditioner Satisfactory operation with temperature difference of inlet & outlet air ; 44~50°F(7~10°C) Replacement of air filter. Repair gas leak. Clean condenser... of fan Clogged of compressor. Ineffective Cooling Check cold air circulation for smooth flow. Not on separate circuit. Check inside gas pressure. Adjusting of ...

Service Manual - Page 26

Troubleshooting Guide Room Air Conditioner Voltage Limits NAME PLATE RATING 208~230±10% 115±10% MINIMUM 187V 104V MAXIMUM 253V 126V COMPLAINT Fan motor will not run . CAUSE No power... fan blade rotate freely? Check wire locations. Replace cord if circuit is open. 26 Room Air Conditioner Replace if not within ±10% of balance, or partially missing, replace it. Realign ...

Service Manual - Page 27

...;10% of replace. Replace if open . Replace if open . Remove the cabinet. Auto air-swing fails. Check the compressor overload, if externally mounted. Check overload, if externally mounted. ... of manufacturers rating. Compressor cycles on the coil surface, head pressures will not run, but fan motor runs. if restricted, clean carefully with a vacuum cleaner (do not damage fins)...

Service Manual - Page 29

... 753000 W0CZZ W48602 352115-1 352115-2 359012 137215 352115 Replacement Parts List DESCRIPTION 3041A30005V REG-71A DESCRIPTION BASE ASSY,SINGLE REMARK R 3091A10069F CABINET ASSY, SINGLE R 3531A29018C GRILLE... ASSEMBLY, DISCHARGE SINGLE R 5211A20130F TUBE ASSEMBLY, SUCTION SINGLE R 5239A30002N AIR GUIDE ASSEMBLY R 5421A20036J EVAPORATOR ASSEMBLY, FIRST R 5040AR4195A ISOLATOR, COMP...

Service Manual - Page 30

... 753010 W0CZZ W48602 352115-1 352115-2 137215 753000 Replacement Parts List DESCRIPTION AAN32956302 REG-123A DESCRIPTION BASE ASSY,SINGLE REMARK R 3091A10032V CABINET ASSY, SINGLE R 3531A20020E GRILLE...ASSEMBLY, DISCHARGE SINGLE R 5211AR6081L TUBE ASSEMBLY, SUCTION SINGLE R 5239AR1523U AIR GUIDE ASSEMBLY R 5421AR2912H EVAPORATOR ASSEMBLY, FIRST R 4830AR4335A ISOLATOR, COMP ...

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