LG ARUV Series Service Manual
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LG ARUV Series Service Manual

LG ARUV Series Service Manual

Multi v plus iii system outdoor unit r410a
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See also: Service Manual
Internal Use Only
http://biz.lgservice.com
System
Outdoor Unit
R410A

SERVICE MANUAL

(Exploded View)
MODEL : ARUV Series
ARUN Series
CAUTION
Before Servicing the unit, read the safety precautions in General SVC manual.
Only for authorized service personnel.

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Summary of Contents for LG ARUV Series

  • Page 1: Service Manual

    Internal Use Only http://biz.lgservice.com System Outdoor Unit R410A SERVICE MANUAL (Exploded View) MODEL : ARUV Series ARUN Series CAUTION Before Servicing the unit, read the safety precautions in General SVC manual. Only for authorized service personnel.

  • Page 2: Table Of Contents

    4. Piping Diagrams .................22 5. Wiring Diagrams .................30 6. Exploded View ................39 7. COMP and COMP Wire Part List ..........50 - 2 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 3: Specifications

    3. Due to our policy of innovation some specifications may be changed without prior notification 4. EEV : Electronic Expansion Valve - 3 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 4 3. Due to our policy of innovation some specifications may be changed without prior notification 4. EEV : Electronic Expansion Valve - 4 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 5 3. Due to our policy of innovation some specifications may be changed without prior notification 4. EEV : Electronic Expansion Valve - 5 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 6 3. Due to our policy of innovation some specifications may be changed without prior notification 4. EEV : Electronic Expansion Valve - 6 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 7 3. Due to our policy of innovation some specifications may be changed without prior notification 4. EEV : Electronic Expansion Valve - 7 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 8 3. Due to our policy of innovation some specifications may be changed without prior notification 4. EEV : Electronic Expansion Valve - 8 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 9: Cooling Only

    3. Due to our policy of innovation some specifications may be changed without prior notification 4. EEV : Electronic Expansion Valve - 9 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 10 3. Due to our policy of innovation some specifications may be changed without prior notification 4. EEV : Electronic Expansion Valve - 10 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 11 3. Due to our policy of innovation some specifications may be changed without prior notification 4. EEV : Electronic Expansion Valve - 11 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 12 3. Due to our policy of innovation some specifications may be changed without prior notification 4. EEV : Electronic Expansion Valve - 12 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 13 3. Due to our policy of innovation some specifications may be changed without prior notification 4. EEV : Electronic Expansion Valve - 13 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 14 3. Due to our policy of innovation some specifications may be changed without prior notification 4. EEV : Electronic Expansion Valve - 14 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 15: Function

    Option : Model name & price are different according to options, and assembled in factory with main unit Accessory : Installed at field, ordered and purchased separately by the corresponding model name, supplied with separated package. - 15 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 16: Dimensions

    Dimensions Dimensions - 16 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 17 Dimensions - 17 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 18 Dimensions - 18 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 19 Dimensions - 19 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 20 Dimensions - 20 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 21 Dimensions - 21 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 22: Piping Diagrams

    Outdoo r Uni t Press ure Sensor Temperature Sensor Check valve Soleno id valve Remarks Strainer SVC Valve Press ure Switch - 22 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 23: Heating Operation

    Outdoo r Uni t Press ure Sensor Temperature Sensor Check valve Soleno id valve Remarks Strainer SVC Valve Press ure Switch - 23 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 24 Outdoo r Uni t Press ure Sensor Temperature Sensor Check valve Soleno id valve Remarks Strainer SVC Valve Press ure Switch - 24 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 25: Cooling Operation

    Outdoo r Uni t Press ure Sensor Temperature Sensor Check Valve Soleno id Valve Remarks Strainer SVC Valve Press ure Switch - 25 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 26 Outdoo r Uni t Press ure Sensor Temperature Sensor Check Valve Soleno id Valve Remarks Strainer SVC Valve Press ure Switch - 26 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 27 Outdoo r Uni t Press ure Sensor Temperature Sensor Check Valve Soleno id Valve Remarks Strainer SVC Valve Press ure Switch - 27 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 28: Cooling Only Model

    Outdoo r Uni t Press ure Sensor Temperature Sensor Check valve Soleno id valve Remarks Strainer SVC Valve Press ure Switch - 28 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 29 Outdoo r Uni t Press ure Sensor Temperature Sensor Check Valve Soleno id Valve Remarks Strainer SVC Valve Press ure Switch - 29 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 30: Wiring Diagrams

    Wiring Diagrams 5. Wiring Diagrams 5.1 Heat Pump Model 5.1.1 UY2 Chassis - 30 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 31 Wiring Diagrams 5.1.2 UW1(8HP Model) Chassis - 31 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 32 Wiring Diagrams 5.1.3 UW1 Chassis - 32 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 33 Wiring Diagrams 5.2 Cooling Only Model 5.2.1 UY2 Chassis - 33 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 34 Wiring Diagrams 5.2.2 UW1(10HP Model) Chassis - 34 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 35 Wiring Diagrams 5.2.3 UW1 Chassis - 35 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 36: Main Pcb

    TEMP SENSOR) JIG1, JIG2 CN32 P-SENSOR(L) CN30 P-SENSOR(H) JIG POWER TERMINAL : AC 220V) (LOW PRESSURE SENSOR) (HIGH PRESSURE SENSOR) - 36 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 37: Lge Internal Use Only

    Communication Terminal to Fan PCB UVW Output Terminal CN03 INV LGMV CN02 MAIN INV Onboarding Terminal Communication Terminal to Main PCB - 37 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 38 DC 15V Power Input Terminal CN HALL SENSOR(R) Left Fan Motor Hall Sensor CN HALL SENSOR(L) Right Fan Motor Hall Sensor - 38 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 39: Exploded View

    ARUV50LT2 ABQ34827315 ABQ34827322 ARUV60LT2 ARUV50LT2 ❈ After May , 2010 , Multi V Plus II use LG motor (New). - 39 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 40 Model Classification Description Part Number Location Number Remark Compressor TBZ30983001 554160 ARUN60LT2 Heating Only Barrier Side Harness,Multi EAD37680301 W6631 - 40 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 41 Model Classification Description Part Number Location Number Remark Compressor TBZ30983001 554160 ARUN50LT2(E) Heating Only Barrier Side Harness,Multi EAD37680301 W6631 - 41 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposesV...
  • Page 42 Model Classification Description Part Number Location Number Remark Compressor TBZ30983001 554160 ARUV60LT2(E) Cooling Only Barrier Side Harness,Multi EAD37680301 W6631 - 42 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 43 Model Classification Description Part Number Location Number Remark Compressor TBZ30983001 554160 ARUV50LT2(E)/ARUV80LT2(E) Cooling Only Barrier Side Harness,Multi EAD37680301 W6631 - 43 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 44 EBR34853106 EBR34853105 ARUV100LT2(E) ABQ34394913 ARUN50LT2 ❈ After May , 2010 , Multi V Plus II use LG motor (New). - 44 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 45 ABQ34394313 ARUV140LT2(E) ARUV160LT2(E) ABQ34394313 ARUV160LT2(E) ❈ After May , 2010 , Multi V Plus II use LG motor (New). - 45 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 46: Heat Pump Model

    2010.5 ~ motor maker. To use another maker fan motor is prohibited Right EAU36301603 546810A ARUN80LT2 EAU43475201 Left EAU36301604 546810B - 46 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 47 ARUN100LT2 To use another maker fan motor is prohibited Right EAU36301603 546810A ARUN120LT2 EAU43475201 ARUN140LT2 Left EAU36301604 546810B ARUN160LT2 - 47 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 48 2010.5 ~ motor maker. Right EAU36301603 546810A To use another maker fan motor is prohibited ARUV100LT2(E) EAU43475201 Left EAU36301604 546810B - 48 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 49 2010.5 ~ To use another maker fan motor is prohibited ARUV120LT2(E) Right EAU36301603 546810A ARUV140LT2(E) EAU43475201 Left EAU36301604 546810B ARUV160LT2(E) - 49 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 50: Comp And Comp Wire Part List

    554160A Barrier Side Harness,Multi EAD37680313 W6631A ARUV140LT2(E) / ARUV160LT2(E) Cooling Only Compressor TBZ30617501 554160B S/Valve Side Harness,Multi EAD37680314 W6631B - 50 - Copyright ©2010 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 51 MARCH, 2010 P/NO : 3828A24006X...

This manual is also suitable for:

Arun seriesArun50lt2Arun60lt2Arun80lt2Arun100lt2Arun120lt2 ... Show all

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