Table Of Contents - Daikin LX10F11B3 Service Manual

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SAFETY PRECAUTIONS
DANGER ......................................................4
WARNING ......................................................4
CAUTION ......................................................4
Chapter 1 Unit Specifications ........................ 1-1
1.1 Operation Range and Main Specifications ... 1-2
1.1.1 Operation Range .............................. 1-2
1.1.2 Main Specifications ........................... 1-2
1.2 Protection Device and Setting Value ............ 1-3
1.3 Construction .......................................... 1-4
1.3.1 Outside View .................................... 1-4
1.3.2 Inside View ....................................... 1-5
1.3.3 Control Box ....................................... 1-6
1.3.4 CPU Board and I/O Board .................. 1-7
1.3.5 Inverter Box .................................... 1-8
1.3.6 Valves and Functions ........................ 1-9
1.3.7 Sensor Location ................................. 1-9
1.3.8 Printed Circuit Board ........................ 1-10
1.4 Operation Mode and Control .................. 1-11
1.4.1 Frozen Mode ................................. 1-11
1.4.2 Chilled Mode ................................. 1-12
1.4.3 Dehumidification Mode (Option) ......... 1-13
1.4.4 Defrost Mode ................................. 1-14
1.4.5 Compressor, Fan Motor, Valve Function ... 1-15
1.4.6 Common Control ........................... 1-16
1.5 Optional Functions .............................. 1-17
1.5.1 ASC, Automatic Setpoint Change ...... 1-17
1.5.2 Cold Treatment Transport
1.5.3 ACT, Automatic Cold Treatment ......... 1-18
1.5.4 Ventilator Volume Detection (FA Sensor) ... 1-19
1.5.5 Remote Monitoring Receptacle ......... 1-19
1.6 Battery Mode ....................................... 1-19
1.7 Information Interchange with Personal Computer ... 1-20
Chapter 2 Controller .................................... 2-1
2.1 Operation Panel ....................................... 2-2
2.2 Controller Functions List ........................... 2-3
2.3 Operation Procedure .............................. 2-4
2.4 Wake-up Battery (Rechargeable Battery) ... 2-18
2.5 Alarm Code ....................................... 2-19
2.6 Alarm Diagnosis ................................. 2-22
2.7 General Diagnosis ................................. 2-45
Contents
Chapter 3 PTI & Periodic Inspection ............... 3-1
3.1 Pre-Trip Inspection ................................. 3-2
3.2 Manual Inspection .................................... 3-3
3.3 Automatic PTI ....................................... 3-5
3.4 Periodic Inspection ................................. 3-8
Chapter 4 Service ....................................... 4-1
4.1 Manual Check ....................................... 4-2
4.2 Automatic Pumpdown .............................. 4-6
4.3 Connecting and Removing Manifold gauges ... 4-7
4.4 Checking Non-Condensable Gas ............... 4-8
4.5 Sight Glass ............................................. 4-8
4.6 Refrigerant Recovery and Charge ............... 4-9
4.7 Electrical Circuit and Servicing Precautions ... 4-12
4.8 Parts Replacement .............................. 4-13
............... 1-18
4.9 Emergency Operation at Controller Malfunction ... 4-23
2
3.3.1 Automatic PTI Step No. and Contents ... 3-6
3.3.2 Automatic PTI Alarm ........................... 3-6
4.6.1 Operation Pressure Check ............... 4-10
4.6.2 Refrigerant Recovery ..................... 4-10
4.6.3 Vacuum and Dehydration .................. 4-10
4.6.4 Refrigerant Charge ........................ 4-11
4.8.1 Compressor ................................. 4-13
4.8.2 Evaporator Fan and Fan Motor Removing ... 4-15
4.8.3 Inverter Board (EC8) ........................ 4-16
4.8.4 CPU Board (EC1) ........................... 4-16
4.8.5 I/O Board (EC2) .............................. 4-17
4.8.6 Operation Board (EC3) ..................... 4-17
4.8.7 PT/CT Board (EC7) ........................ 4-17
4.8.8 High Pressure Switch (HPS) ............ 4-18
4.8.9 High Pressure Sensor (HPT) ............ 4-18
4.8.10 Low Pressure Sensor (LPT) ............ 4-19
4.8.11 Electronic Expansion Valve (EEV), Economizer Modulation
Valve (EMV), Discharge Modulation Valve (DMV) ... 4-20
4.8.12 Solenoid Valve .............................. 4-21
4.8.13 Dryer .......................................... 4-21
4.8.14 Fusible Plug ................................. 4-21
4.8.15 Check Valve ................................. 4-22
4.8.16 Filter and Strainer ........................ 4-22
4.9.1 Wiring Change of Controller ............... 4-23
4.9.2 Fixing of EEV Opening ..................... 4-24
4.9.3 Fixing of EMV Opening ..................... 4-24
4.9.4 Fixing of DMV Opening ..................... 4-25