Daikin RY50G - Removal of Air Flow Control Blade

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For FUY71/100/125FJ Si-71A

162 Removal Procedure

3.8 Removal of Air Flow Control Blade

Procedure

Warning Be sure to turn off all power supplies before disassembling work.

Step Procedure Points

1. To remove horizontal blade,

press down tabs located at

both end of blade and pull

them forward.

2. Remove horizontal blade.

Main Page

Table of Contents3
Introduction8
- Safety Cautions8
New Models Functions13
- Cooling Only and Heat Pump13
Present Model's Functions15
- Cooling Only and Heat Pump15
Wired Remote Controller21
Wireless Remote Controller23
Wireless Remote Controller25
Method of Field Set (Reset after Maintenance Inspection/Repair)29
- Explanation29
- Field Setting30
- Initial Setting Contents32
- Local Setting Mode no33
- Detailed Explanation of Setting Modes35
- No. of Connected Twin System Indoor Units35
- Air Flow Direction Setting36
- Filter Sign Setting36
- Fan Speed off When Thermostat Is off38
- Centralized Group No. Setting40
Settings Concerning Maintenance41
- Indoor Unit PCB41
- Outdoor Unit Switches / Setting Jumper51
Existence of DIP Switch, Jumper and BS53
- Reference Table53
- Emergency Operation54
- Maintenance Mode Setting55
Function Outline57
- Indoor Unit57
- Fh(Y)C, Fh(Y), Fay, Fuy57
- Outdoor Unit59
Operation Flowchart (RY71 - 140K)60
- Cooling/Program Dry Operation60
- Heating62
Electric Function Parts64
- Indoor Unit64
- Outdoor Unit67
Thermistor Temperature and Resistance Conversion Table72
- Table72
Function Details73
- Indoor Unit73
- Outdoor Unit76
- Way Valve Control76
- Operation, Stop and Thermostat Control76
- Hps/Lps Detection Function77
- Electronic Expansion Valve Control77
- Abnormally High Discharge Pipe Temperature77
- Freeze Prevention Control79
- Solenoid Valve Control in Cooling Operation80
- Fan Start Control in Heating Operation81
Maintenance Inspections88
- Optimal Operation Condition88
How to Handle Request for Maintenance91
- Flow Chart91
Troubleshooting Based on Equipment Condition92
- Equipment Does Not Operate93
- Fan Operates, but Compressor Does Not94
- Cooling/Heating Operation Starts but Stops Immediately95
- After Equipment Shuts Down, It Cannot be Restarted for a While96
- Equipment Operates but Does Not Provide Cooling97
- Equipment Operates but Does Not Provide Heating98
- Equipment Discharges White Mist99
- Equipment Produces Loud Noise or Shakes100
- Equipment Discharges Dust101
- Remote Controller LCD Displays "88102
Procedure of Self-Diagnosis by Remote Controller103
- The INSPECTION/TEST Button103
- Self-Diagnosis by Wired Remote Controller104
- Fault Diagnosis by Wireless Remote Controller105
- Remote Controller Display Malfunction Code and Contents107
Procedure of Self-Diagnosis by LED108
- Troubleshooting by LED on the Indoor Unit's108
- Troubleshooting by LED on the Outdoor Unit's PC Board108
Troubleshooting by Remote Controller Display / LED Display109
- Explanation for Symbols109
- Malfunction Code and LED Display Table110
- Failure of Indoor Unit PC Board112
- Malfunction of Drain Water Level System (Float Type)113
- Indoor Unit Fan Motor Lock114
- Swing Flap Motor Malfunction / Lock115
- Failure of Capacity Setting116
- Malfunction of Heat Exchange Temperature Sensor System117
- Malfunction of Suction Air Temperature Sensor System118
- Actuation of Safety Device119
- High Pressure System (HPS) Malfunction120
- Low Pressure System (LPS) Malfunction121
- Malfunction of Electronic Expansion Valve122
- Discharge Pipe Temperature Malfunction123
- Malfunction of High Pressure Switch124
- Malfunction of Outdoor Temperature Sensor System125
- Malfunction of Discharge Pipe Temperature Sensor System126
- Malfunction of Heat Exchanger Temperature Sensor System127
- Lack of Gas Malfunction128
- Reverse Phase129
- Malfunction of Transmission (between Indoor and Outdoor Unit)130
- Malfunction of Transmission (between Indoor Unit and Remote Controller)132
- Transmission Error between Main Remote Controller and Sub Remote Controller133
- Failure of Field Setting Switch134
For FHYC71K138
- Removal of Switch Box Cover138
- Removal of Fan Motor139
- Removal of Suction Grille140
- Removal of Air Filter141
- Removal of Decoration Cover142
- Removal of Decoration Panel143
- Removal of Horizontal Vane144
- Removal of Swing Motor146
- Removal of Switch Box Cover148
- Removal of Fan Motor149
- Removal of Drain Pan150
- Removal of Drain Pump and Drain Hose151
For FHY71F153
- Removal of Air Filter and Suction Grille153
- Removal of Electrical Parts and PC Boards154
- Removal of Horizontal Blade156
- Removal of Fan Rotor an Motor157
- Removal of Fan Bearing159
- Removal of Bottom Panel and Drain Pan160
- Removal of Swing Motor163
For FUY71/100/125FJ164
- Removal of Air Filter164
- Removal of Suction Grille165
- Removal of Fan166
- Removal of Fan Motor168
- Removal of Drain Pan169
- Removal of Drain Pump171
- Removal of Swing Motor172
- Removal of Air Flow Control Blade173
For FAY71F (A)174
- Removal of Air Filter174
- Removal of Slide Panel, Operation Display Cover, and Front Grille175
- Removal of Electrical Parts Box176
- Removal of PC Board177
- Removal of Swing Louvre Unit178
- Removal of Fan Motor179
- Removal of Drain Pan180
- Removal of Heat Exchanger182
- Removal of Fan Rotor183
For FVY71L~125L184
- Removal of Suction Grille and Air Filter184
- Removal of Electric Parts and Remote Controller186
- Removal of Fan Rotor and Fan Motor188
- Removal of Swing Motor189
- Removal of Heat Exchanger190
For R(Y)71K191
- Removal of External Casing191
- Removal of Outdoor Unit Fan and Fan Motor192
- Removal of Outdoor Unit PC Board194
- Removal of Electrical Parts Box195
- Removal of Electronic Expansion Valve and Solenoid Valve197
- Removal of 4-Way Valve and Coil198
- Removal of Compressor199
3Duw#: $Sshqgl202
Piping Diagrams203
Wiring Diagram214
- Indoor Unit214
- Outdoor Units (50Hz)227
- Outdoor Units (60Hz)231
- Outdoor Unit (Heat Pump)234

Daikin RY50G - Removal of Air Flow Control Blade

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