Daikin FTYN25GXV1B - Page 124

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Specifications, designs and other content appearing in this brochure are current as of June 2008 but subject to change without notice.

SiBE 01-829

Printed in Japan 06/2008 B AK

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Table of Contents3
Introduction6
- Safety Cautions6
- Used Icons10
List of Function12
Part 1 List of Function12
Functions13
Part 2 Specifications16
Specifications17
Part 3 Printed Circuit Board Connector Wiring Diagram20
Printed Circuit Board Connector Wiring Diagram21
- Indoor Unit21
Part 4 Functions and Control24
Functions25
- Power-Airflow Flap, Wide-Angle Louvers and Auto-Swing25
- Fan Speed Control for Indoor Units26
- Thermostat Control27
- Automatic Operation28
- Programme Dry Function29
- Sleep Operation31
- POWERFUL Operation32
- Other Functions33
Function of Thermistor34
Control Specification35
- Four Way Valve Switching35
- 3-Minute Standby35
- Compressor Protection Function35
- Freeze-Up Protection Control35
- Heating Peak-Cut Control36
- Defrost Control37
Part 5 Operation Manual38
System Configuration39
Instructions40
- Remote Controller40
- AUTO · DRY · COOL · HEAT · FAN Operation41
- Adjusting the Airflow Direction43
- POWERFUL Operation44
- QUIET Operation45
- TIMER Operation46
- PERSONALIZE Operation47
- SLEEP Operation48
Part 6 Service Diagnosis50
Caution for Diagnosis51
Sibe0152
Problem Symptoms and Measures52
Service Check Function53
Troubleshooting54
- Error Codes and Description54
- Indoor Unit PCB Abnormality55
- Freeze-Up Protection Control, High Pressure Control or56
  - Indoor Heat Exchanger Thermistor Abnormality56
- Fan Motor or Related Abnormality (AC Motor)58
- Thermistor or Related Abnormality59
- High Pressure Control in Cooling or61
  - Outdoor Heat Exchanger Thermistor Abnormality61
- Hardware Error (Tact Switch Pin Short)63
- Insufficient Gas64
Check66
- Thermistor Resistance Check66
- Installation Condition Check67
- Outdoor Unit Fan System Check68
- Hall IC Check68
Part 7 Removal Procedure70
Indoor Unit71
- Removal of Air Filter71
- Removal of Front Panel73
- Removal of Front Grille74
- Removal of Horizontal / Vertical Blades and Safety Net76
- Removal of Electrical Box79
- Removal of PCB / Swing Motor83
- Removal of Heat Exchanger87
- Removal of Fan Rotor90
- Exchange of Drain Hose93
Outdoor Unit95
- Removal of Panels and Fan Motor95
- Removal of Solenoid Valve / Electrical Box104
- Removal of Sound Blanket108
- Removal of Compressor109
Part 8 Others112
Others113
- Trial Operation and Testing113
- Pump down Operation113
Part 9 Appendix114
Piping Diagrams115
- Indoor Units115
- Outdoor Units116
Wiring Diagrams118
- Indoor Units118
- Outdoor Units118

Daikin FTYN25GXV1B - Page 124

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