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Summary of Contents for LG TB-C096TSG0
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Page 1: Ceiling Duct Type
Ceiling Duct Type Air Conditioner SERVICE MANUAL MODELS: TB-C096TSG0 TB-C096TSG1 TB-C096TSG2 TB-C126TSG0 TB-C126TSG1 TB-C126TSG2 TB-H096TSG0 TB-H126TSG0... -
Page 2: Table Of Contents
Contents Functions ..........................2 Product Specifications (Cooling & Heating) ................4 Dimensions ..........................6 Refrigeration Cycle Diagram ....................9 Wiring Diagram ........................10 Operation Details ........................11 Cycle ............................15 Cycle Troubleshooting Guide ....................18 Electronic Parts Troubleshooting Guide ................19 Electronic Control Device .....................22 Schematic Diagram ........................23 Exploded View and Replacement Parts List ...............24 –1–... -
Page 3: Functions
Functions Indoor Unit Operation ON/OFF by Remote controller Sensing the Room Temperature • Room temperature sensor. (Thermistor) Room temperature control • Maintains the room temperature in accordance with the Setting Temp. • Indoor fan is delayed for 5 seconds at the starting. Starting Current Control Time Delay Safety Control •... - Page 4 Duct Type Remote Controller Operation ON/OFF Operation Mode Selection Cooling Operation Mode ( Soft Dry Operation Mode ( Heating Operation Mode ( Auto Operation Mode ( (Cooling (Heating model only) model only) Fan Speed Selection (Low) (Med) (High) Room Temperature Display : High:39°C ↔...
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Page 5: Product Specifications (Cooling & Heating)
Product Specifications (Cooling & Heating) Item Unit TB-H096TSG0 TB-H126TSG0 Cooling Capacity 2600 3600 Heating Capacity 2900 4200 Cooling 1300 Input Heating 1350 Running Current Cooling/Heating 4.8/4.5 6.1/6.3 Power Supply Ø,V,Hz 1,220-240,50 1,220-240,50 2.65 2.77 Cooling E.E.R Heating 3.05 3.11 Setting temperature range Cooling/Heating 18~30/16~30 18~30/16~30... - Page 6 Product Specifications (Cooling Only) n i l y t i n i l n i l Ø,V,Hz n i l 18~30 18~30 i d i c i f c i t a l l a l l t i c Ø...
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Page 7: Dimensions
Dimensions (1) Indoor Unit –6–... - Page 8 (2) Outdoor Unit TB-C096TSG0/1/2 MODEL DIMENSION TB-H096TSG0 –7–...
- Page 9 (3) Outdoor Unit MODEL TB-C126TSG0/1/2 TB-H126TSG0 DIMENSION – 8 –...
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Page 10: Refrigeration Cycle Diagram
Refrigeration Cycle Diagram 1. HEAT PUMP INDOOR UNIT OUTDOOR UNIT SOLENOID VALVE CAPILLARY TUBE LIQUID SIDE CAPILLARY TUBE HEAT EXCHANGER HEAT EXCHANGER （EVAPORATOR） （CONDENSER） GAS SIDE REVERSING VALVE H/P SW COOLING COMPRESSOR HEATING 2. COOLING ONLY INDOOR UNIT OUTDOOR UNIT CAPILLARY TUBE LIQUID SIDE HEAT EXCHANGER... -
Page 11: Wiring Diagram
Wiring Diagram (1)HEAT PUMP Model : TB-H096/126TSG0 INDOOR WIRING DIAGRAM TEMP. THERMISTOR DRAIN MOTOR PUMP YL/GN CN-INFAN FUSE 250V,8A CN-INFANSUB PIPE CN-D/PUMP CN-ROOM TRIAC THERMISTOR YL/GN FLOAT S/W CN-OUT REMOTE CONTROL YL/GN CN-AIRC CN-ZONE A/CL ZONE CONTROL P/NO:3854A22218A OUTDOOR WIRING DIAGRAM OUTDOOR WIRING DIAGRAM CAPACITOR A CAPACITOR A... -
Page 12: Operation Details
Operation Details (1) The function of main control 1. Time Delay safety Control • 3min ... The compressor is ceased for 3minutes to balance the pressure in the refrigeration cycle. (Protection of compressor) • 30sec ... The 4-way valve is ceased for 30sec. to prevent the refrigerant-gas abnormal noise when the Heating operation is OFF or switched to the other operation mode while compress is off. - Page 13 4. Heating Mode Operation (Except Cooling Model) The unit will operate according to the setting by the remote controller and the operation diagram is shown as following. Intake Air temp. minimum 3min Setting temp.+3°C (Compressor OFF) Setting temp. (Compressor ON) minimum minimum 1min...
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Page 14: Defrost Control
6. Defrost Control • Defrost control is availavle 45 minutes later since heating mode operation started, and it will not prolong over 10 minutes. • Defrost control is carried out when the outdoor pipe temp. falls below -6°C for more than 3 minutes after 45 minutes passed from starting of heating operation. - Page 15 2-way, 3-way Valve 2-way Valve (Liquid Side) 3-way Valve (Gas Side) Valve cap Hexagonal wrench (4mm) Open position Flare nut Flare nut Closed position Open position Closed position piping piping Service Service connection connection port cap port To outdoor unit To outdoor unit Works Shaft position...
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Page 16: Cycle
Cycle 1. Installation (Connecting the piping between indoor and outdoor unit) Liquid side Indoor unit Outdoor unit 3-Way valve Gas side 3-Way valve Gas cylinder Purge the air • Installation (1) Connect the piping between the indoor and (5) If there is no leakage, discharge N in piping outdoor unit firmly. - Page 17 2. Disconnection (on moving) Liquid side Indoor unit Outdoor unit Gas side Retrieving Tank • Disconnection (1) Attach the charging hose (manifold gage) to (6) Disconnect the piping between indoor and the service port. outdoor unit and then put on service cap to –...
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Page 18: Gas Charging
3. Gas Charging (After Evacuation) Liquid side Indoor unit Open Outdoor unit 2-Way valve Gas side Open 3-Way valve Check valve Charging cylinder OPEN CLOSE • Procedure This is different from previous procedures. (1) Connect the charge hose to the charging Because you are charging with liquid refrigerant cylinder. -
Page 19: Cycle Troubleshooting Guide
Cycle Troubleshooting Guide Trouble analysis 1. Check temperature difference between intake and discharge air and operating current. Temp. difference : approx. 0°C All amount of refrigerant leaked out Current : less than 80% of Check refrigeration cycle rated current Temp. Difference Refrigerant leakege Temp. -
Page 20: Electronic Parts Troubleshooting Guide
Electronic Parts Troubleshooting Guide Possible Trouble 1 : The unit does not operate. Check the FUSE Is the input voltage and the wiring diagram. of transformer DC230V? Is the input voltage Check the main P.C.B of IC03D about AC12V? pattern. Is the output voltage Exchange IC03D. - Page 21 Possible Trouble 2 : The indoor fan does not operate. Is it the HOT It is normal operation. START mode? Is IC01M operated Exchange IC01M. normally? Is the each Relay Exchange Relay. any problem? Check the fan motor and connector.(CN-MOTOR) Possible Trouble 3 : Ineffective Heating Adjust operation mode.
- Page 22 Possible Trouble 4 : Wired remote controller does not operate. Check the parts of Is the LCD operated communication. normally? Connector CN-Remo, and Is the terminal of wired terminals of wired Remocon T2 DC12V? Remocon exactly. Check the wired Remocon Is the pin 39, 40 of PCB and DC 12V pattern.
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Page 23: Electronic Control Device
Electronic control device • MAIN P.C.B ASM –22–... -
Page 24: Schematic Diagram
Schematic Diagram –23–... -
Page 25: Exploded View And Replacement Parts List
Exploded View and Replacement Parts List 1. Indoor Unit • Model: TB-C096/126,TB-H096/126 –24–... -
Page 26: Parts List
Parts List Part No. Serial Location Remarks Description TBNC096TSG1 TBNC096TSG2 TBNC126TSG1 TBNC126TSG2 TBNH096TSG0 TBNH126TSG0 5230A30001Q 5230A30001Q 5230A30001Q 5230A30001Q 5230A30001Q 5230A30001Q 152302 Filter,Air 3720A10139B 3720A10139B 3720A10139B 3720A10139B 3720A10139B 3720A10139B 437200 Panel,Rear 3721A20153B 3721A20153B 3721A20153B 3721A20153B 3721A20153B 3721A20153B 137212-1 Panel Assembly,Base 6711A20086J 6711A20086J 6711A20086J 6711A20086J... - Page 27 2. Outdoor Unit • Model: TB-C/H096 –26–...
- Page 28 Parts List PART NO. PART LOCATION TBUH096TSG0. TBUH096TSG0. DESCRIPTION TBUC096 SERIES NO. REMARKS ANWBLMC ANWBSAF 3530A20093E 3530A20093E Grille,Discharge 3530A20093E 435301 Panel Assembly,Front(Outdoor) 437210 3721A10099C 3721A10099C 3721A10099C 237205 Panel,Rear 3720A10016D 3720A10016D 3720A10016D Cover Assembly,Control(Outdoor) 435511 3551A30172A 3551A30172E 3551A30172B Handle 436500 3H03168A 3H03168A 3H03168A 3041A20092B...
- Page 29 2. Outdoor Unit • Model: TB-C/H126 –28–...
- Page 30 Parts List PART NO. PART LOCATION DESCRIPTION TBUH126TSG0. TBUH126TSG0. TBUH126TSG0. TBUC126TSG0/1/2 SERIAL NO. REMARKS ANWBLMC ANWBMEA ANWBSAF 430410 2H02079R 2H02079R 2H02079R 2H02079R Base Assembly,Outdoor 554091 5403A20055R 5403A20055R 5403A20055R 5403A20055R Condenser Assembly,Bending 554160 Compressor Set,China 2520UCAJ042 2520UCAJ042 2520UCAJ042 2520UCAJ042 567502 6750U-L027A 6750U-L027A 6750U-L027A Overload Protect...
- Page 31 APRIL, 2006 Printed in China P/No.: 3828A20023M...
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