LG LZ-H0106BA0 User Manual Download

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Ventilation System

SERVICE MANUAL

CAUTION

website http://www.lgservice.com

• BEFORE SERVICING THE UNIT, READ THE SAFETY

PRECAUTIONS IN THIS MANUAL.

• ONLY FOR AUTHORIZED SERVICE PERSONNEL.

MODELS: LZ-H0106BA0

LZ-H0156BA0
LZ-H0256BA0
LZ-H0506BA0
LZ-H0502BA0
LZ-H0806BA0
LZ-H0802BA0

LZ-H1006BA0

LZ-H1002BA0

LZ-H1506BA0

LZ-H1502BA0

LZ-H2006BA0

LZ-H2002BA0

Summary of Contents for LZ-H0106BA0

Page 1: ...e com BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL ONLY FOR AUTHORIZED SERVICE PERSONNEL MODELS LZ H0106BA0 LZ H0156BA0 LZ H0256BA0 LZ H0506BA0 LZ H0502BA0 LZ H0806BA0 LZ H0802BA0 LZ H1006BA0 LZ H1002BA0 LZ H1506BA0 LZ H1502BA0 LZ H2006BA0 LZ H2002BA0 ...

Page 2: ...r Model 6 Product Standards 7 Descriptions for operation and functions 14 How to disassemble 17 Disassemble Diagram Deal Drawing and SVC Parts List 22 Wiring Diagram 32 Control Part Detailed Drawing 36 Descriptions for Control Circuit 38 Troubleshooting 40 Feature Dimensions Diagram 47 Accessaries Option 52 ...

Page 3: ...chased the product If you disassemble of repair arbitrarily it may cause fire or electric shock Install in a place capable of the product s weight If the product is installed in a place incapable of its weight it may cause an accident by its dropping Do not arbitrarily disassemble repair or modify the product It may cause fire or electric shock Be sure to undertake grounding work If you do not und...

Page 4: ...all electric leakage circuit breakers ELB and exclusive switch switch for electrics If not it may cause fire and electric shock Do not keep flammable materials or volatile gas near the product It may cause fire and breakdown Be sure to keep the product out of water It may cause electric shock and breakdown Use a fuse in standardized capacity Use a standardized capacity fuse It may cause fire and e...

Page 5: ...o not connect grounding line to window frame chassis and tap It has a danger of electric shock Do not carry the product alone Otherwise it may cause physical damage Do not use for special purposes and places including animals and plants sensitive equipment and art pieces Otherwise it may cause physical damage Do not use strong detergent such as wax or thinner in case of cleaning instead use soft c...

Page 6: ...G Low Static Moter Serial No Marking in a developed order Serial No Marking in a developed order Grade S Standard D Deluxe Additional Functions B Base Model M possible to connect Multi V Product Name ZCON Controller Ventilation Capacity Ventilating Ability Excluding the first digit of ventilating capacity per hour 50 500CMH Heat Exchange Mode H Total heat including humidity T Sensible heat tempera...

Page 7: ... 32 0 3 0 28 68 60 50 100 100 70 40 35 30 78 78 80 68 68 70 58 58 60 28 26 20 Non woven fabric filter 24 590 W x 590 D x 204 H Item format Unit LZ H0156BA0 Power Ø V Hz Ventilation Mode Wind velocity Electric current A Electricity consumption W Airflow m3 h External static press Pa Temperature efficiency Enthalpy efficiency Heating Cooling Noise dB A Air Filter Weight kg Dimensions mm 1 220 240 50...

Page 8: ...8 64 64 68 32 28 21 Non woven fabric filter 27 596 W x 640 D x 320 H Item format Unit LZ H0506BA0 Power Ø V Hz Ventilation Mode Wind velocity Electric current A Electricity consumption W Airflow m3 h External static press Pa Temperature efficiency Enthalpy efficiency Heating Cooling Noise dB A Air Filter Weight kg Dimensions mm 1 220 240 50 Total heat ventilation General ventilation Super High Hig...

Page 9: ... 200 70 28 200 70 28 82 82 86 79 79 83 76 76 80 34 32 25 34 32 25 Non woven fabric filter 45 988 W x 1 014 D x 273 H Item format Unit LZ H0806BA0 Power Ø V Hz Ventilation Mode Wind velocity Electric current A Electricity consumption W Airflow m3 h External static press Pa Temperature efficiency Enthalpy efficiency Heating Cooling Noise dB A Air Filter Weight kg Dimensions mm 1 220 240 50 Total hea...

Page 10: ...110 60 200 110 60 79 79 82 70 70 75 65 65 70 36 34 30 36 34 30 Non woven fabric filter 67 1 062 W x 1 140 D x 365 H Item format Unit LZ H1006BA0 Power Ø V Hz Ventilation Mode Wind velocity Electric current A Electricity consumption W Airflow m3 h External static press Pa Temperature efficiency Enthalpy efficiency Heating Cooling Noise dB A Air Filter Weight kg Dimensions mm 1 220 240 50 Total heat...

Page 11: ...10 60 200 110 60 75 75 78 66 66 71 61 61 66 37 35 31 37 35 31 Non woven fabric filter 67 1 062 W x 1 140 D x 365 H Item format Unit LZ H1506BA0 Power Ø V Hz Ventilation Mode Wind velocity Electric current A Electricity consumption W Airflow m3 h External static press Pa Temperature efficiency Enthalpy efficiency Heating Cooling Noise dB A Air Filter Weight kg Dimensions mm 1 220 240 50 Total heat ...

Page 12: ... 160 90 50 200 110 60 75 75 78 66 66 71 61 61 66 42 38 33 42 38 33 Non woven fabric filter 146 1 313 W x 1 140 D x 737 H Item format Unit LZ H1502BA0 Power Ø V Hz Ventilation Mode Wind velocity Electric current A Electricity consumption W Airflow m3 h External static press Pa Temperature efficiency Enthalpy efficiency Heating Cooling Noise dB A Air Filter Weight kg Dimensions mm 1 220 60 Total hea...

Page 13: ...e efficiency Enthalpy efficiency Heating Cooling Noise dB A Air Filter Weight kg Dimensions mm 1 220 60 Total heat ventilation General ventilation Super High High Low Super High High Low 7 0 6 8 5 8 7 0 6 8 5 8 1 344 1 306 1 122 1 344 1 306 1 122 2 000 2 000 1 600 2 000 2 000 1 600 200 110 70 200 110 70 75 75 78 66 66 71 61 61 66 42 38 33 42 38 33 Non woven fabric filter 146 1 313 W x 1 140 D x 73...

Page 14: ...ly air and exhaust air 6 Air Filter Prevents clogging of the Total heat exchanger due to The figure of Total heat Exchanger can be different by the Product Model The figure of Total heat Exchanger can be different by the Product Model 1 5 4 6 2 3 1 Air Filter Prevents clogging of the Total heat exchanger due to dust 2 Total Heat Exchanger Exchanges temperature and moisture between air supply air a...

Page 15: ...ed in guiding for the installation of Total Heat Exchanger The form of Total Heat Exchanger varies according to models The form of Total Heat Exchanger varies according to models 1 5 6 7 8 2 3 4 Models LZ H0806BA0 LZ H0802BA0 LZ H1002BA0 LZ H1006BA0 1 Maintenance Cover 2 Air Filter It prevents dust from clogging in Total Heat Exchanger 3 Total Heat Exchanger It changes temperature and humidity bet...

Page 16: ... holder It is used in guiding for the installation of Total Heat Exchanger The form of Total Heat Exchanger varies according to models Some functions may not work depending on models according to models LCD remote controller Program set Room Temp HI MED LO Timer On Set no Time Off 01 03 05 07 09 11 13 15 17 19 21 23 Operation unit ZONE 1 2 3 4 AUTO SWING AUTO JET Heater Defrost Preheat Humidify Fi...

Page 17: ...l Heat Exchanger Filter Take the Maintenance Cover off and take them out in case that the Maintenance Cover is screwed up unscrew it first Be careful of sharp area when taking the Air Filter out Be careful not to drop the Total Heat Exchanger from the main body when detaching Fan Take the fan out after taking the Maintenance Cover off in case that the Maintenance Cover is screwed up unscrew it fir...

Page 18: ...lter out Be careful not to drop the Total Heat Exchanger from the main body when detaching Fan Take the fan out after taking the Maintenance Cover off in case that the Maintenance Cover is screwed up unscrew it first Be careful of sharp area when taking the fan out Screw Control box cover Maintenance Cover Main Body Setting Knob Total Heat Exchanger Clamp Cord In case of service operate through in...

Page 19: ...hen taking the Air Filter out Be careful not to drop the Total Heat Exchanger from the main body when detaching Fan Take the fan out after taking the Maintenance Cover off in case that the Maintenance Cover is screwed up unscrew it first Be careful of sharp area when taking the fan out Control box cover Screw Maintenance Cover Main body Main body In case of service operate through inspecting tool ...

Page 20: ...f sharp area when taking the Air Filter out Be careful not to drop the Total Heat Exchanger from the main body when detaching Fan Take the fan out after taking the Maintenance Cover off in case that the Maintenance Cover is screwed up unscrew it first Be careful of sharp area when taking the fan out Control box cover Screw Maintenance Cover Main body Main body In case of service operate through in...

Page 21: ...sharp area when taking the Air Filter out Be careful not to drop the Total Heat Exchanger from the main body when detaching Fan Take the fan out after taking the Maintenance Cover off in case that the Maintenance Cover is screwed up unscrew it first Be careful of sharp area when taking the fan out Control box cover Screw Maintenance Cover Main body Main body In case of service operate through insp...

Page 22: ...mble Diagram Deal Drawing and SVC Parts List 22 Ventilation System Disassemble Diagram Deal Drawing and SVC Parts List Models LZ H0106BA0 LZ H0156BA0 W0CZZ 268714 263230 2 152312 359012 546810 263230 1 340090 ...

Page 23: ... 4681A20068H 2 R 268714 PCB ASSEMBLY MAIN 6871A10118E 1 1 R W0CZZ CAPACITOR FILM BOX 3H00660P 2 2 R 263230 1 THERMISTOR NTC 6323A30004L 1 1 R Indoor 263230 2 THERMISTOR NTC 6323A30004M 1 1 R Outdoor 152312 FILTER ASSEMBLY AIR CLEANER 5231A30003E 2 2 R 340090 EXCHANGER ASSEMBLY 4009A20002D 1 1 R Location No Item Remarks Part No SVC Quantity Volume Amount LZ H0106BA0 LZ H0156BA0 ...

Page 24: ...Disassemble Diagram Deal Drawing and SVC Parts List 24 Ventilation System Models LZ H0256BA0 268714 W0CZZ 359012 546810 152312 340090 263230 2 263230 1 ...

Page 25: ...OOR 4681A20068M 2 R 268714 PCB ASSEMBLY MAIN 6871A10118E 1 R W0CZZ CAPACITOR FILM BOX 3H00660P 2 R 263230 1 THERMISTOR NTC 6323A30004L 1 R Indoor 263230 2 THERMISTOR NTC 6323A30004M 1 R Outdoor 152312 FILTER ASSEMBLY AIR CLEANER 5231A30003C 2 R 340090 EXCHANGER ASSEMBLY 4009A20002B 1 R Location No Item Remarks Part No SVC Quantity Volume Amount LZ H0256BA0 ...

Page 26: ...Disassemble Diagram Deal Drawing and SVC Parts List 26 Ventilation System Models LZ H0506BA0 LZ H0502BA0 340090 152312 546810 1 546810 2 359012 W0CZZ 268714 146812 263230 2 263230 1 ...

Page 27: ...N 1 R Oudoor 263230 1 THERMISTOR NTC 6323A30004G 1 R Indoor 263230 2 THERMISTOR NTC 6323A30004H 1 R Outdoor 268714 PCB ASSEMBLY MAIN 6871A10118A 1 R W0CZZ CAPACITOR FILM BOX 3H00660Z 2 R 340090 EXCHANGER ASSEMBLY 4009A20001A 2 R 152312 FILTER ASSEMBLY AIR CLEANER 5231A30003A 2 R 146812 MOTOR ASSEMBLY AC SYNCHRONOUS 4681A20120A 1 R Location No Item Remarks Part No SVC Quantity Volume Amount LZ H050...

Page 28: ...sassemble Diagram Deal Drawing and SVC Parts List 28 Ventilation System Models LZ H0806BA0 LZ H0802BA0 LZ H1006BA0 LZ H1002BA0 W0CZZ 268714 346810 1 346810 2 349011 263230 2 263230 1 359012 152312 340090 ...

Page 29: ... 4681A20139C 2 2 R 263230 1 THERMISTOR NTC 6323A30004J 1 1 1 1 R Indoor 263230 2 THERMISTOR NTC 6323A30004K 1 1 1 1 R Outdoor 349011 DAMPER ASSEMBLY 4901A20002A 1 1 1 1 R 268714 PCB ASSEMBLY MAIN 6871A10118C 1 1 R 6871A10118B 1 1 R W0CZZ CAPACITOR FILM BOX 3H00660W 2 2 2 2 R 152312 FILTER ASSEMBLY AIR CLEANER 5231A30003B 2 2 2 2 R 340090 EXCHANGER ASSEMBLY 4009A20002A 2 2 2 2 R Location No Item Re...

Page 30: ...sassemble Diagram Deal Drawing and SVC Parts List 30 Ventilation System Models LZ H1506BA0 LZ H1502BA0 LZ H2006BA0 LZ H2002BA0 152312 340090 346810 2 346810 1 359012 349011 567480 2 567480 1 W0CZZ 268711 ...

Page 31: ... 4681A20139C 4 4 R 263230 1 THERMISTOR NTC 6323A30004J 2 2 2 2 R Indoor 263230 2 THERMISTOR NTC 6323A30004K 2 2 2 2 R Outdoor 349011 DAMPER ASSEMBLY 4901A20002A 2 2 2 2 R 268714 PCB ASSEMBLY MAIN 6871A10118C 2 2 R 6871A10118B 2 4 R W0CZZ CAPACITOR FILM BOX 3H00660W 4 4 4 4 R 152312 FILTER ASSEMBLY AIR CLEANER 5231A30003B 4 4 4 4 R 340090 EXCHANGER ASSEMBLY 4009A20002A 4 4 4 4 R Location No Item Re...

Page 32: ...2 Ventilation System Wiring Diagram Models LZ H0106BA0 LZ H0156BA0 LZ H0256BA0 This product has different wiring method by system configuration Perform the wiring work electric working on several necessary parts areas ...

Page 33: ...Wiring Diagram Service Manual 33 Models LZ H0506BA0 LZ H0502BA0 This product has different wiring method by system configuration Perform the wiring work electric working on several necessary parts areas ...

Page 34: ...tral Controller Indoor Thermistor Outdoor Thermistor Main PCB CO2 Sensor Prepare a circuit breaker on separate purchase Factory wiring Field wiring on the spot wiring WARNING Information Be sure to install electric leakage circuit breaker and switch Be sure to undertake grounding work Note BR Brown BL Blue BK Black WT white RD Red GN Green YL Yellow OR Orange Single Phase 220V 50 60Hz Power Supply...

Page 35: ...or Thermistor CO2 Sensor CO2 Sensor Main PCB Main PCB Note BK Black BR Brown RD Red YL Yellow BL Blue OR Orange GN YL Green Yellow Single Phase 220V 50 60Hz Power Supply BR BL GN YL Indoor Unit of Air conditioner Link to Ventilation Wired remote controller connection BR BR BL BR BL YL RD Capacitor BR BR YL YL Capacitor SA Fan Motor EA Fan Motor BK BK OR OR Damper Motor BK RD BR BR YL Normal Total ...

Page 36: ...MPER CN CC CN SPARE CN IN CN OUT CN CO2 OPTION SWITCH CN REMO FUSE CN POWER Descriptions of symbols marking Marking Name CN POWER Power Code Connector FUSE Fuse CN MOTOR SA Fan motor connector Supplying Air CN MOTOR EA Fan motor connector Exhausted air CN DAMPER Synchronous Motor connector CN SPARE Heater connector CN CC Central controller connector Marking Name CN IN Thermistor indoor connector C...

Page 37: ...ndoor connector CN OUT Thermistor outdoor connector CN CO2 CO2 Sensor connector OPTION SWITCH Option Switch CN REMO Remote controller terminal block Models LZ H0506BA0 LZ H0502BA0 LZ H0806BA0 LZ H0802BA0 LZ H1006BA0 LZ H1002BA0 LZ H1506BA0 LZ H1502BA0 LZ H2006BA0 LZ H2002BA0 This product has different wiring method by system configuration Perform the wiring work electric working on several necessa...

Page 38: ...tion S W No 7 ON Total heat SA EA OFF OFF Total heat SA OFF EA WEAK Operating mode setting for remote controller and exterior air conditioner Air flow setting for supply exhaust by Remote Controller and Exterior air conditioner Abnormal condition Normal condition Intermittent Operation Total Heat Total heat operation Weak operation Strong operation Quick operation Power Saving operation Extremely ...

Page 39: ...ion S W No 7 ON Total heat SA EA OFF OFF Total heat SA OFF EA WEAK Operating mode setting for remote controller and exterior air conditioner Air flow setting for supply exhaust by Remote Controller and Exterior air conditioner Abnormal condition Normal condition Intermittent Operation Weak operation Strong operation Quick operation Power Saving operation Extremely Strong Operation STRONG QUICK Pow...

Page 40: ...r to PCB Isn t it in defrosting operation Re construct the power Wire in accordance with power wiring diagram Replace FUSE Convert the function into Total heat exchange mode Check whether damper is operating while repeating total heat exchange and normal ventilating alternately Wire in accordance with power wiring diagram Wire in accordance with power wiring diagram Re wire for capacitor separatio...

Page 41: ...ength of transmission wire Check the delay mode setting of remote controller Check the interlocking mode setting of remote controller Check the wiring length of signal wire Check the external equipment Release the interlocking setting Check the connection of transmission line Check the wiring length of transmission line Check the connection of transmission line Check the wiring length of transmiss...

Page 42: ...kdown 3 Breakdown timing 4 presence of contract drawing Equipment including separate purchase control equipment wiring piping setting Breakdown mode1 system does not start normally Breakdown mode2 Abnormal failure code is displayed on remote controller LED is flickering on the circuit panel of ventilation system Breakdown mode 3 Remote controller does not work It works abnormally Breakdown mode 4 ...

Page 43: ... than 200m total extension of less than 500m 4 Is the prescribed transmission line used type of line diameter of line 5 Are the transmission line and power line wired at more than 5cm interval 6 Aren t there any multiple transmission line or signal line in the same wire pipe 7 Aren t multiple transmission lines wired as multicable 8 Does the connecting terminal plate of transmission have trouble f...

Page 44: ...ity to power line Connecting failure of transmission line Longer wiring length of transmission line than prescribed more than 500m Checking No Details Possible Causes Necessary actions Check the connection of circuit connector and lead line connecting connector Check the connection of circuit connector and lead line connecting connector With electric wires place each transmission line at intervals...

Page 45: ...panel Check the power in ventilation system Check the power Check the wiring length of transmission line With exclusive wires wire each transmission line at intervals Wire transmission line and power line at more than 5cm intervals Replace remote controller No error Activate the ventilation stop in air conditioner to stop ventilating Stop the ventilation system with remote controller and temporari...

Page 46: ... by this company by interlocking the air conditioner stops in case of defrosting Displayed power saving operation Displayed intermittent operation No Details Possible Causes Necessary actions Check the connection of control circuit connector and lead line connecting connector Check the power Check LOCK of central control and address of ventilation system Check the connection of external control te...

Page 47: ... Air Filter Blower for Supplying Air Blower for Exhausting Air EA Exhaust Air SA Supply Air RA Return Air OA Outdoor Air A D C F J G H Unit mm It necessary to secure sufficient space for maintenance more than the dimensions described in the product service Model Nominal Diameter Weight Duct Connection Flange Figure Pitch of Suspension Fixture A B C D E F G H J K L Duct Pitch LZ H0106BA0 LZ H0156BA...

Page 48: ...ir A G K D C F L B E H J EA Exhaust Air SA Supply Air RA Return Air OA Outdoor Air LZ H0256BA0 640 596 320 568 636 2 55 150 140 160 70 430 84 27 Unit mm It necessary to secure sufficient space for maintenance more than the dimensions described in the product service Model Nominal Diameter Weight Duct Connection Flange Figure Pitch of Suspension Fixture A B C D E F G H J K L Duct Pitch ...

Page 49: ... Filter F RA Return Air SA Supply Air OA Outdoor Air EA Exhaust Air LZ H0502BA0 1 014 988 273 938 8 1024 8 135 200 194 252 95 8 590 198 3 52 LZ H0506BA0 Unit mm It necessary to secure sufficient space for maintenance more than the dimensions described in the product service Model Nominal Diameter Weight Duct Connection Flange Figure Pitch of Suspension Fixture A B C D E F G H J K L Duct Pitch ...

Page 50: ...ement Air Filter F RA Return Air SA Supply Air OA Outdoor Air EA Exhaust Air 1062 1140 365 987 1176 180 250 242 253 98 513 481 67 Unit mm It necessary to secure sufficient space for maintenance more than the dimensions described in the product service Model Nominal Diameter Weight Duct Connection Flange Figure Pitch of Suspension Fixture A B C D E F G H J K L Duct Pitch LZ H0806BA0 LZ H0802BA0 LZ ...

Page 51: ...A Supply Air OA Outdoor Air EA Exhaust Air Total Heat Exchange Element F Suspension Fixture 1313 1140 737 987 1176 150 242 253 98 340 350 130 350 253 410 482 146 513 146 Unit mm Model Figure Pitch of Suspension Fixture Duct Connection Flange Nominal Diameter Duct Pitch Weight A B C D E F G H J K L M EA SA N O P Q kg LZ H1506BA0 LZ H1502BA0 LZ H2006BA0 LZ H2002BA0 ...

Page 52: ...AUTO JET Heater Defrost Preheat Humidify Filter Out door Time OPERATION SET TEMP FAN SPEED SUB FUNCTION Timer Program Hour Cancel Week Holiday Set Clr PLASMA RESET Min 1 2 5 6 7 8 9 10 11 12 13 3 4 When the cover is open 1 Display Screen 2 Heater Button 3 Button for time setting canceling and weekend setting date selecting weekend selecting 4 Play Stop Button 5 Delaying time Button 6 Quick ventila...

Page 53: ...se E C B A Ø F D Model Capacity W Connecting Caliber Ø PEH Z4P0 400 100 PEH Z8P0 800 100 Product Standard PEH Z4P0 203 291 134 117 100 97 5 202 2 5 PEH Z8P0 203 291 134 117 100 147 202 2 5 Unit mm Model Nominal Diameter Weight Duct Connection Flange Figure Pitch of Suspension Fixture A B C D E F ...

Page 54: ...P No 3828A20320D December 2005 Printed in Korea ...

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