Daikin FTXS36HVJU - Page 201

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Wiring Diagrams SiUS04-924_A

Appendix 193

Main Page

Table of Contents2
Safety Considerations7
List of Functions9
Functions10
Specifications11
Specifications12
Cooling Only / 60 Hz, 208 - 230 V12
Heat Pump / 60 Hz, 208 - 230 V13
Printed Circuit Board Connector Wiring Diagram615
Indoor Unit15
Outdoor Unit18
Function and Control1220
Main Functions21
Temperature Control21
Frequency Principle21
Airflow Direction Control23
Fan Speed Control for Indoor Unit25
Program Dry Operation26
Automatic Operation27
Thermostat Control28
NIGHT SET Mode29
ECONO Operation30
INTELLIGENT EYE Operation31
Inverter POWERFUL Operation32
Other Functions33
Function of Thermistor34
Control Specification35
Mode Hierarchy35
Frequency Control36
Controls at Mode Changing / Start-Up38
Discharge Pipe Temperature Control40
Input Current Control41
Freeze-Up Protection Control42
Heating Peak-Cut Control42
Outdoor Fan Control43
Liquid Compression Protection Function43
Defrost Control44
Electronic Expansion Valve Control45
Malfunctions48
Operation Manual49
System Configuration50
Operation Manual51
Remote Controller51
AUTO · DRY · COOL · HEAT · FAN Operation53
Adjusting the Airflow Direction55
COMFORT AIRFLOW Operation57
INTELLIGENT EYE Operation58
POWERFUL Operation60
OUTDOOR UNIT QUIET Operation61
ECONO Operation62
TIMER Operation63
WEEKLY TIMER Operation65
Service Diagnosis72
Troubleshooting with LED74
Indoor Unit74
Outdoor Unit74
Problem Symptoms and Measures75
Service Check Function76
Troubleshooting79
Error Codes and Description79
Indoor Unit PCB Abnormality80
Freeze-Up Protection Control or Heating Peak-Cut Control81
Fan Motor (DC Motor) or Related Abnormality83
Thermistor or Related Abnormality (Indoor Unit)85
Signal Transmission Error (between Indoor Unit and Outdoor Unit)86
Unspecified Voltage (between Indoor Unit and Outdoor Unit)88
Outdoor Unit PCB Abnormality89
OL Activation (Compressor Overload)90
Compressor Lock91
DC Fan Lock92
Input Overcurrent Detection93
Four Way Valve Abnormality94
Discharge Pipe Temperature Control96
High Pressure Control in Cooling97
Compressor System Sensor Abnormality99
Position Sensor Abnormality101
CT or Related Abnormality103
Thermistor or Related Abnormality (Outdoor Unit)105
Electrical Box Temperature Rise107
Radiation Fin Temperature Rise109
Output Overcurrent Detection111
Refrigerant Shortage113
Low-Voltage Detection or Over-Voltage Detection115
Signal Transmission Error on Outdoor Unit PCB117
Check118
Thermistor Resistance Check118
Fan Motor Connector Output Check119
Power Supply Waveforms Check119
Electronic Expansion Valve Check120
Four Way Valve Performance Check121
Four-Way Valve Performance Check121
Inverter Unit Refrigerant System Check121
Inverter Checker" Check122
Rotation Pulse Check on the Outdoor Unit PCB124
Installation Condition Check125
Discharge Pressure Check126
Outdoor Fan System Check126
Capacitor Voltage Check127
Power Module Check127
Removal Procedure128
Indoor Unit129
Removal of Air Filters / Front Panel129
Removal of Front Grille132
Removal of Electrical Box135
Removal of Pcbs141
Removal of Horizontal Blades / Vertical Blades / Swing Motors148
Removal of Fan Motor156
Removal of Indoor Heat Exchanger159
Removal of Fan Rotor162
Outdoor Unit164
Removal of Outer Panels164
Removal of Electrical Box174
Removal of Pcbs178
Removal of Fan Motor181
Removal of Coils / Thermistors182
Removal of Sound Blankets185
Removal of Compressor187
Trial Operation and Field Settings189
Pump down Operation190
Forced Cooling Operation191
Trial Operation192
Field Settings193
Model Type Setting193
Temperature Display Switch193
When 2 Units Are Installed in 1 Room194
Facility Setting Switch (Cooling at Low Outdoor Temperature)195
Jumper and Switch Settings195
Application of Silicon Grease to a Power Transistor and a Diode Bridge188196
Appendix197
Piping Diagrams198
Indoor Unit198
Outdoor Unit199
Wiring Diagrams200

Daikin FTXS36HVJU - Page 201

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