Daikin LXE10E-A4

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CAUTION

Wash the refrigeration unit with fresh water at PTI.

Carefully flush the air-cooled condenser with fresh water to

remove the salt that sticks to it.

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Table of Contents3
Safety Precautions4
Danger4
Warning5
Caution6
Introduction10
Operation Range10
Basic Names of Components10
Basic Operation of Refrigeration Unit11
Starting Operation11
Checking During Operation12
Procedure after Operation12
Adjust the Ventilation13
General Description14
Main Specifications14
Names of Components15
Outside15
Inside17
Control Box19
Set Point of Functional Parts and Protection Devices22
Operating Pressure and Running Current23
Operation Modes and Control27
Frozen Mode28
Chilled and Partial Frozen Mode30
Defrosting Mode32
Common Control36
Electronic Controller40
Function Table40
Basic Operation of Electronic Controller42
Control Panel42
Operation Mode and Control44
Operation Procedure45
Operation Procedure Flow Chart45
Mode Operation Procedure48
Current (Operation State) Indication Mode48
Operation Setting Mode49
Battery Mode50
Mode Operation51
LED Display Light-OFF Mode53
Sensor Indication Mode54
Temperature Record Scroll Mode57
Alarm Record Scroll Mode60
PTI Record Scroll Mode62
Setting Flow Chart63
Optional Function Setting Mode65
Basic Function Setting Mode66
Optional Condition Setting Mode68
Input Data Mode70
Controller Software Download Mode71
Alarm Display and Back-Up Function72
Alarm List72
Back-Up Operation at Sensor Malfunction73
Battery75
Specifications75
Function75
Information Interchange with Personal Computer76
Data Logging77
Software Configuration78
Inspection Procedure for the Electronic Controller80
Controller Replacement and the Initial Setting81
Controller Replacement81
PTI (Pre-Trip Inspection) and Periodic Inspection84
Inspection Item85
Automatic PTI (Pre-Trip Inspection)88
PTI Selection Mode89
Short PTI (S.PTI)90
Full PTI (F.PTI)91
Alarm List During PTI (Pre-Trip Inspection)92
Manual Check (M.CHECK)93
Chartless Function95
Chart Indication Function95
P Code (Pull down Time Indication)97
Chartless Code Display Function98
List of Chartless Code98
H-Code99
D-Code101
Communication Modem102
Service and Maintenance103
Maintenance Service103
Collection of Refrigerant103
Gauge Manifold103
Automatic Pump down105
Refrigerant Recovery and Charge107
Main Components and Maintenance111
Scroll Compressor111
Fan and Fan Motor113
And CT Board (EC9756)114
Electronic Expansion Valve116
Suction Modulation Valve117
Drier118
Solenoid Valve119
Discharge Pressure Regulating Valve120
Check Valve120
High-Pressure Switch (HPS)121
Low Pressure Transducer (LPT)121
High Pressure Transducer (HPT)122
Air-Cooled Condenser and Evaporator122
Fusible Plug123
Liquid/Moisture Indicator123
Evacuation and Dehydrating124
Optional Devices126
Electronic Temperature Recorder126
USDA Transportation128
Type of USDA Sensor/Receptacle128
Initial Setting128
USDA Sensor Calibration128
USDA Transportation Requirement128
USDA Report128
Transfresh130
Troubleshooting132
Refrigeration System and Electrical System132
Alarm Codes on Electronic Controller135
Troubleshooting for Automatic PTI (J-Code)140
Diagnosis Based on the Recording Chart142
Emergency Operation145
Emergency Operation of Controller145
Short Circuit Operation of Controller146
Opening Adjustment of Electronic Expansion Valve147
Opening Adjustment of Suction Modulation Valve148
Automatic Back up for Supply/ Return Air Temperature Sensors149
Troubleshooting for Automatic PTI (J-Code)150
Appendix152
Standard Tightening Torques for Bolts152
Standard Tightening Torque for Flare Nut152
Resistance of Motor Coil and Solenoid Valve Coil152
Hfc134A, Temperature-Vapor Pressure Characteristics Table153
Temperature Conversion Table and Temperature Sensor (SS/RS/DSS/DRS/RSS/RRS/EIS/EOS/SGS/AMBS) Characteristics Table154
Temperature Conversion Table and Temperature Sensor (DCHS) Characteristics Table155
High Pressure Transducer Characteristics Table155
Low Pressure Transducer Characteristics Table155
Piping Diagram156
Pilot Lamps and Monitoring Circuit157
Fuse Protection Table158
Schematic Wiring Diagram160
Stereoscopic Wiring Diagram161

Daikin LXE10E-A4 - Page 7

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