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Table Of Contents - LG Therma V ZHBW056A0 Service Manual

Air-to-water heat pump

Table Of Contents

Table of Contents

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Table of Contents

Table Of Contents2

Safety Precautions3

Safety Precautions In Repair3

General Information13

Model Information14

Model Number Nomenclature14

Model Name And Related Information15

Specification16

External Apprearance19

Cycle Compartment20

Zhbw056A0 / Zhbw076A0 / Zhbw096A020

Zhbw126A0 / Zhbw146A0 / Zhbw166A021

Zhbw128A0 / Zhbw148A0 / Zhbw168A022

Part 2 : Features & Controls23

List Of Function24

Basic Functions Of Unit24

Refrigerant Side25

Accessory Compatibility List25

Summarized Features26

Emergency Control26

Remote Controller26

Controller Configuration26

Feature & Controls26

Lock Setting – All, On/Off, Mode, Dhw Lock27

Timer Entrance And Setting Method28

Turn-On Reservation30

Turn-Off Reservation31

Schedule Setting32

Daily Schedule32

Schedules & Edit32

Schedules & Edit – Add Schedule32

Exception Day33

Dhw Tank Heating & Dhw Tank Heater Operation33

Low Noise Mode Operation33

Screed Drying33

System Set-Up34

Dip Switch Setting34

Dip Switch Information35

Option Switch 136

Option Switch 336

Emergency Operation37

Definition Of Terms37

Objective Of Introducing 'Trouble'37

Classified Trouble37

Service Setting38

How To Enter Service Setting38

Duplicated Trouble38

Service Contact39

Rmc Version Lnformation41

Open Source License42

Installer Setting42

How To Enter Installer Setting Mode42

Common Setting46

3 Minutes Delay46

Select Temperature Sensor46

Dry Contact Mode46

Temperature Range Setting47

Air Cooling Set Temp.47

Water Cooling Set Temp47

Water Condensation On The Floor47

Tank Disinfection Setting 1, 248

Vales Of Tank Disinfection Setting48

Dhw Heating Should Be Enable48

Temperature Control Parameter Setting And Etc50

Heater On Temperature50

Water Supply Off Temp. During Cooling50

Th On/Off Variable, Heating Air50

Pump Setting In Heating51

Pump Setting. In Cooling51

Forced Operation51

Cn_Cc Setting51

Heater Priority52

Dhw Time Setting52

Modbus Address53

Use External Pump53

Check Before Test Run54

Test Run Flow Chart54

Part 3 Basic Control55

Normal Operation56

Compressor Control56

Part 4 Replacement57

Replacement Procedure For Compressor58

Replacement Procedure For Inv Pcb59

Caution For Assembling Outdoor Panels After Test Run60

Part 5 : Trouble Shooting61

Checking Key Components Of Indoor Unit63

Electric Heater65

Self-Diagnosis Feature69

Concept Of 'Classified Trouble69

Error Indicator70

Error Code List71

Main Pcb Assembly(Heater)71

Notice Of Error Code71

Precaution In Service Or Check71

Main Pcb Assembly(Inverter)72

Trouble Shooting Guide73

Check Flow Chart73

Error Diagnosis And Countermeasure Flow Chart75

Ct Sensing Check95

Connector Check95

Wvc Connector Check95

Ct Sensing Check Point95

Inspecting Inverter Compressor Discharge Sensor97

Insufﬁcient Insertion Of Wires101

Damage Of Wire Coating101

Inverter Pcb Led101

Judgment Method Of R,S,T Phase Loss104

Judgment Method Of Open And Reverse Phase Of R,S,T104

Operation With Replacement Of R And S Phases Only104

Is Eeprom Insertion Normal?105

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Troubleshooting

This manual is also suitable for:

Therma v zhbw076a0 Therma v zhbw096a0 Therma v zhbw126a0 Therma v zhbw146a0 Therma v zhbw166a0 Therma v zhbw128a0 ... Show all