Daikin FTKD25DVM Manuals

Manuals and User Guides for Daikin FTKD25DVM. We have 2 Daikin FTKD25DVM manuals available for free PDF download: Service Manual, Operation Manual

Daikin FTKD25DVM Service Manual (226 pages)

Inverter Pair Wall Mounted Type

Brand: Daikin | Category: Air Conditioner | Size: 9 MB

Table of Contents
3
Introduction
6
Safety Cautions
6
Used Icons
10
Part 1 List of Functions
12
List of Functions
13
R-410A Models
13
Models
16
Part 2 Specifications
20
Specifications
21
Cooling Only
21
Heat Pump
26
Part 3 Printed Circuit Board Connector Wiring Diagram
30
Printed Circuit Board Connector Wiring Diagram
31
Indoor Unit
31
Outdoor Unit
37
Part 4 Function and Control
40
Main Functions
41
Frequency Principle
41
Airflow Direction Control
43
Fan Speed Control for Indoor Units
44
Programme Dry Function
45
Automatic Operation
46
Thermostat Control
47
NIGHT SET Mode
48
ECONO Mode
49
MOLD PROOF Operation
50
Intelligent Eye
51
Inverter POWERFUL Operation
53
Other Functions
54
Function of Thermistor
55
Heat Pump Model
55
Cooling Only Model
56
Control Specification
57
Mode Hierarchy
57
Frequency Control
58
Controls at Mode Changing / Start-Up
60
Preheating Operation
60
Four Way Valve Switching
60
3-Minute Standby
61
Compressor Protection Function
61
Discharge Pipe Temperature Control
61
Input Current Control
62
Freeze-Up Protection Control
63
Heating Peak-Cut Control
63
Fan Control
64
Liquid Compression Protection Function 2
64
Defrost Control
65
Electronic Expansion Valve Control
66
Pressure Equalization Control
67
Target Discharge Pipe Temperature Control
68
Malfunctions
69
Forced Operation Mode
70
Additional Function
70
Voltage Detection Function
70
Part 5 Operation Manual
72
System Configuration
73
Instruction
74
Safety Precautions
74
Names of Parts
76
Remote Controller
78
Preparation before Operation
79
To Operate the Remote Controller
80
To Set the Clock
81
AUTO · DRY · COOL · HEAT · FAN Operation
82
To Stop Operation
82
Adjusting the Airflow Direction
84
POWERFUL Operation
86
OUTDOOR UNIT QUIET Operation
87
ECONO Operation
88
MOLD PROOF Operation
89
INTELLIGENT EYE Operation
90
TIMER Operation
92
Care and Cleaning
94
Front Panel
94
Air Filter
95
Before a Long Idle Period
96
Troubleshooting
97
Part 6 Service Diagnosis
100
Caution for Diagnosis
101
Problem Symptoms and Measures
102
Service Check Function
103
Troubleshooting
106
Error Codes and Description
106
Indoor Unit PCB Abnormality
107
Freeze-Up Protection Control or High Pressure Control
108
Fan Motor or Related Abnormality
110
Thermistor or Related Abnormality (Indoor Unit)
113
Signal Transmission Error (between Indoor and Outdoor Unit)
114
Unspecified Voltage (between Indoor and Outdoor Units)
116
Outdoor Unit PCB Abnormality
117
OL Activation (Compressor Overload)
118
Compressor Lock
119
DC Fan Lock
120
Input over Current Detection
121
Four Way Valve Abnormality
122
Discharge Pipe Temperature Control
124
High Pressure Control in Cooling
125
Compressor System Sensor Abnormality
127
Position Sensor Abnormality
128
DC Voltage / Current Sensor Abnormality
129
Thermistor or Related Abnormality (Outdoor Unit)
130
Electrical Box Temperature Rise
132
Radiation Fin Temperature Rise
134
Output over Current Detection
136
Insufficient Gas
138
Over-Voltage Detection
140
Check
141
How to Check
141
Fan Motor Connector Output Check
141
Electronic Expansion Valve Check
141
Four Way Valve Performance Check
142
Thermistor Resistance Check
143
Installation Condition Check
144
Discharge Pressure Check
144
Outdoor Unit Fan System Check
145
Power Supply Waveforms Check
145
Inverter Units Refrigerant System Check
145
Power Transistor Check
146
Hall IC Check
147
Part 7 Removal Procedure
148
Indoor Unit
149
Removal of Air Filter
149
Removal of Front Panel
151
Removal of Front Grille
153
Removal of Horizontal Blades and Vertical Blades
156
Removal of Electrical Box
159
Removal of PCB
162
Removal of Drain Pan Unit
169
Removal of Fan Motor
173
Removal of Heat Exchanger
175
Removal of Fan Rotor
178
Outdoor Unit
181
Removal of Panels and Fan Motor
181
Removal of Electrical Box
190
Removal of Reactor and Partition Plate
194
Removal of Sound Blanket
196
Removal of Four Way Valve
198
Removal of Compressor
201
Removal of PCB
203
Part 8 Others
207
Others
207
Test Run from the Remote Controller
207
Jumper Settings
208
Jumper Setting
208
Application of Silicon Grease to a Power Transistor and a Diode Bridge
209
Part 9 Appendix
210
Piping Diagrams
211
Indoor Units
211
Outdoor Units
213
Cooling Only
213
Wiring Diagrams
217
Indoor Units
217
Outdoor Units
219
Index
220
Drawings & Flow Charts
224

Daikin FTKD25DVM Operation Manual (32 pages)

Brand: Daikin | Category: Air Conditioner | Size: 2 MB

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Daikin FTKD25DVM Service Manual (226 pages)

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Daikin FTKD25DVM Operation Manual (32 pages)

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