Daikin 2MXL18QMVJU Manuals

Manuals and User Guides for Daikin 2MXL18QMVJU. We have 6 Daikin 2MXL18QMVJU manuals available for free PDF download: Service Manual, Installation Manual

Daikin 2MXL18QMVJU Service Manual (254 pages)

Multi-Split Type Air Conditioners 2/3MXL-Q Series

Brand: Daikin | Category: Air conditioners | Size: 11.31 MB

Table of Contents
3
Safety Cautions
7
Warnings and Cautions Regarding Safety of Workers
7
Warnings and Cautions Regarding Safety of Users
9
Icons Used
12
Part 1 List of Functions
13
Functions
14
Part 2 Specifications
20
Indoor Unit
21
CTXG Series
21
CTXS, FTXS Series
23
FDXS, CDXS Series
25
FVXS Series
26
FFQ Series
27
Outdoor Unit
28
Part 3 Printed Circuit Board Connector Wiring Diagram
30
Indoor Unit
31
Ctxg09/12/18Qvjuw(S)
31
Ctxs07Lvju, Ftxs09/12Lvju
33
Ftxs15/18Lvju
35
Fdxs09/12Lvju, Cdxs15/18Lvju
37
Fvxs09/12/15/18Nvju
39
Ffq09/12/15/18Q2Vju
41
Wired Remote Controller
42
Brc1E73
42
Wireless Remote Controller Kit
43
Brc082A41W, Brc082A42W(S)
43
Outdoor Unit
44
Part 4 Functions and Control
47
Common Functions
49
Temperature Control
49
Frequency Principle
49
CTXG, CTXS, FTXS, CDXS, FDXS, FVXS Series Functions
52
Airflow Direction Control
52
Fan Speed Control for Indoor Unit
56
Program Dry Operation
57
Automatic Operation
58
Thermostat Control
59
NIGHT SET Mode
60
ECONO Operation
61
2-Area INTELLIGENT EYE Operation
62
INTELLIGENT EYE Operation
64
POWERFUL Operation
65
Multi-Monitor Lamp/Timer Lamp
66
Clock Setting
67
WEEKLY TIMER Operation
68
Other Functions
74
FFQ Series Functions
76
Airflow Direction Control
76
Fan Speed Control for Indoor Unit
76
Program Dry Operation
77
Clock and Calendar Setting (with Wired Remote Controller BRC1E73)
78
Schedule TIMER Operation (with Wired Remote Controller BRC1E73)
80
Setback Function (with Wired Remote Controller BRC1E73)
84
Drain Pump Control
84
Hot Start Control (in Heating Operation Only)
86
Presence and Floor Sensors (Option)
87
Other Functions
90
Control Specification
91
Thermistor Functions
91
Mode Hierarchy
93
Frequency Control
94
Controls at Mode Changing/Start-Up
96
Discharge Pipe Temperature Control
97
Input Current Control
98
Freeze-Up Protection Control
99
Heating Peak-Cut Control
99
Outdoor Fan Control
100
Liquid Compression Protection Function
100
Defrost Control
101
Low Hz High Pressure Limit
102
Electronic Expansion Valve Control
103
Malfunctions
108
Part 5 Remote Controller
109
Applicable Remote Controller
110
Arc466A36
111
Arc452A21
113
Arc452A23
115
Arc466A21
117
BRC1E73 (Wired Remote Controller)
119
BRC082A41W, BRC082A42W(S) (Wireless Remote Controller Kit)
125
Part 6 Service Diagnosis
127
General Problem Symptoms and Check Items
129
Troubleshooting with LED
130
Indoor Unit
130
Outdoor Unit
132
Service Diagnosis
133
CTXG, CTXS, FTXS, CDXS, FDXS, FVXS Series
133
FFQ Series
139
Code Indication on Remote Controller
145
CTXG, CTXS, FTXS, CDXS, FDXS, FVXS Series
145
FFQ Series
145
Outdoor Unit
146
Troubleshooting for CTXG, CTXS, FTXS, CDXS, FDXS, FVXS Series
147
Indoor Unit PCB Abnormality
147
Freeze-Up Protection Control/Heating Peak-Cut Control
149
Indoor Fan Motor or Related Abnormality
150
Thermistor or Related Abnormality
154
Front Panel Open/Close Fault
155
Signal Transmission Error (between Indoor Unit and Outdoor Unit)
156
Mismatching of Indoor Unit and Outdoor Unit
158
Troubleshooting for FFQ Series
159
Indoor Unit PCB Abnormality
159
Drain Level Control System Abnormality
160
Indoor Fan Motor (DC Motor) or Related Abnormality
161
Humidifier or Related Abnormality
163
Thermistor or Related Abnormality
164
Presence Sensor or Floor Sensor Abnormality
165
Remote Controller Thermistor Abnormality
166
Signal Transmission Error (between Indoor Unit and Outdoor Unit)
167
Signal Transmission Error (between Indoor Unit and Remote Controller)
169
Signal Transmission Error (between MAIN Remote Controller and SUB Remote Controller)
170
Mismatching of Indoor Unit and Outdoor Unit
171
Troubleshooting for Outdoor Unit
172
Refrigerant Shortage
172
Low-Voltage Detection or Over-Voltage Detection
174
Wiring Error Check Unexecuted
176
Unspecified Voltage (between Indoor Unit and Outdoor Unit)/Anti-Icing Control in Other Rooms
177
Anti-Icing Control for Indoor Unit
178
Outdoor Unit PCB Abnormality
180
OL Activation (Compressor Overload)
181
Compressor Lock
183
DC Fan Lock
184
Input Overcurrent Detection
185
Four Way Valve Abnormality
186
Discharge Pipe Temperature Control
188
High Pressure Control in Cooling
189
Compressor Sensor System Abnormality
190
Position Sensor Abnormality
192
CT or Related Abnormality
194
Thermistor or Related Abnormality (Outdoor Unit)
196
Electrical Box Temperature Rise
198
Radiation Fin Temperature Rise
199
Output Overcurrent Detection
200
Check
202
Thermistor Resistance Check
202
Indoor Fan Motor Connector Check
203
Hall IC Check
203
Power Supply Waveform Check
204
Electronic Expansion Valve Check
205
Four Way Valve Performance Check
206
Inverter Unit Refrigerant System Check
206
Inverter Analyzer Check
207
Rotation Pulse Check on the Outdoor Unit PCB
208
Installation Condition Check
209
Discharge Pressure Check
209
Outdoor Fan System Check
210
Main Circuit Short Check
210
Capacitor Voltage Check
211
Power Module Check
212
Part 7 Trial Operation and Field Settings
213
Pump down Operation
214
Forced Cooling Operation
215
Wiring Error Check Function
216
Trial Operation
218
CTXG, CTXS, FTXS, CDXS, FDXS, FVXS Series
218
FFQ Series
220
Field Settings
223
Outdoor Unit
223
CTXG, CTXS, FTXS, CDXS, FDXS, FVXS Series
225
FFQ Series
230
Silicone Grease on Power Transistor/Diode Bridge
238
Part 8 Appendix
239
Piping Diagrams
240
Indoor Unit
240
Outdoor Unit
243
Wiring Diagrams
244
Indoor Unit
244
Outdoor Unit
250
Operation Limit
252

Daikin 2MXL18QMVJU Service Manual (222 pages)

Brand: Daikin | Category: Air Conditioner | Size: 7.16 MB

Table of Contents
3
Safety Cautions
7
- Warnings and Cautions Regarding Safety of Workers
  7
- Warnings and Cautions Regarding Safety of Users
  9
Icons Used
12
Part 1 List of Functions

13
- Functions
  14
Part 2 Specifications

19
- Indoor Unit
  20
- Outdoor Unit
  25
Part 3 Printed Circuit Board Connector Wiring Diagram

27
- Indoor Unit
  28
  - Ctxs07Lvju, Ftxs09/12Lvju
    28
  - Ftxs15/18Lvju
    30
  - Fdxs09/12Lvju, Cdxs15/18Lvju
    32
  - Fvxs09/12/15/18Nvju
    34
  - Ffq09/12/15/18Lvju
    36
- Wired Remote Controller
  37
  - Brc1E71
    37
  - Brc1E72/73
    38
- Wireless Remote Controller
  39
  - Brc7E830
    39
- Outdoor Unit
  40
Part 4 Functions and Control

43
- Functions for CTXS, FTXS, CDXS, FDXS, FVXS Series
  44
  - Temperature Control
    44
  - Frequency Principle
    44
  - Airflow Direction Control (CTXS, FTXS, FVXS Series)
    46
  - Fan Speed Control for Indoor Unit
    49
  - Program Dry Operation
    50
  - Automatic Operation
    51
  - Thermostat Control
    52
  - NIGHT SET Mode
    53
  - ECONO Operation
    53
  - INTELLIGENT EYE Operation (CTXS, FTXS Series)
    54
  - Inverter POWERFUL Operation
    55
  - Clock Setting
    56
  - WEEKLY TIMER Operation (CTXS, FTXS, FVXS Series)
    57
  - Function and Control
    59
  - Other Functions
    63
- Functions for FFQ Series
  64
- Control Specification
  70
  - Thermistor Functions
    70
  - Mode Hierarchy
    72
  - Frequency Control
    73
  - Controls at Mode Changing/Start-Up
    75
  - Discharge Pipe Temperature Control
    76
  - Input Current Control
    77
  - Freeze-Up Protection Control
    78
  - Heating Peak-Cut Control
    78
  - Outdoor Fan Control
    79
  - Liquid Compression Protection Function
    79
  - Defrost Control
    80
  - Low Hz High Pressure Limit
    81
  - Electronic Expansion Valve Control
    82
  - Pressure Equalizing Control
    84
  - Malfunctions
    87
Part 5 Remote Controller

88
- CTXS, FTXS Series
  89
- CDXS, FDXS Series
  91
- FVXS Series
  93
- FFQ Series
  95
  - BRC1E71> Wired Remote Controller
    95
  - BRC1E72/73> Wired Remote Controller
    100
    
    Operation Lamp
    101
    
    Down Button
    101
    
    Airflow Direction
    105
  - BRC7E830> Wireless Remote Controller
    106
Part 6 Service Diagnosis

107
- General Problem Symptoms and Check Items
  109
- Troubleshooting with LED
  110
  - Indoor Unit
    110
  - Outdoor Unit
    111
- Service Diagnosis
  112
  - CTXS, FTXS, CDXS, FDXS, FVXS Series
    112
  - FFQ Series
    118
- Code Indication on Remote Controller
  124
  - CTXS, FTXS, CDXS, FDXS, FVXS Series
    124
  - FFQ Series
    124
  - Outdoor Unit
    125
- Troubleshooting for CTXS, FTXS, CDXS, FDXS, FVXS Series
  126
- Troubleshooting for FFQ Series
  137
- Troubleshooting for Outdoor Unit
  146
  - Refrigerant Shortage
    146
  - Low-Voltage Detection or Over-Voltage Detection
    148
  - Wiring Error Check Unexecuted
    150
  - Unspecified Voltage (between Indoor Unit and Outdoor Unit)/Anti-Icing Control in Other Rooms
    151
  - Anti-Icing Control for Indoor Unit
    152
  - Outdoor Unit PCB Abnormality
    154
  - OL Activation (Compressor Overload)
    155
  - Compressor Lock
    157
  - DC Fan Lock
    158
  - Input Overcurrent Detection
    159
  - Four Way Valve Abnormality
    160
  - Discharge Pipe Temperature Control
    162
  - High Pressure Control in Cooling
    163
  - Compressor Sensor System Abnormality
    164
  - Position Sensor Abnormality
    166
  - CT or Related Abnormality
    168
  - Thermistor or Related Abnormality (Outdoor Unit)
    170
  - Electrical Box Temperature Rise
    172
  - Radiation Fin Temperature Rise
    173
  - Output Overcurrent Detection
    174
- Check
  176
  - Thermistor Resistance Check
    176
  - Indoor Fan Motor Connector Check
    177
  - Hall IC Check
    177
  - Power Supply Waveform Check
    178
  - Electronic Expansion Valve Check
    179
  - Four Way Valve Performance Check
    180
  - Inverter Unit Refrigerant System Check
    180
  - Inverter Analyzer Check
    181
  - Rotation Pulse Check on the Outdoor Unit PCB
    182
  - Installation Condition Check
    183
  - Discharge Pressure Check
    183
  - Outdoor Fan System Check
    184
  - Main Circuit Short Check
    184
  - Capacitor Voltage Check
    185
  - Power Module Check
    186
Part 7 Trial Operation and Field Settings

187
- Pump down Operation
  188
- Wiring Error Check Function
  189
- Trial Operation
  191
  - CTXS, FTXS, CDXS, FDXS, FVXS Series
    191
  - FFQ Series
    193
- Field Settings
  195
  - Outdoor Unit
    195
  - CTXS, FTXS, CDXS, FDXS, FVXS Series
    197
    
    Temperature Display Switch
    198
    
    When 2 Units Are Installed in 1 Room
    199
    
    Jumper Settings
    201
  - FFQ Series
    202
- Silicone Grease on Power Transistor / Diode Bridge
  209
Part 8 Appendix

210
- Piping Diagrams
  211
  - Indoor Unit
    211
  - Outdoor Unit
    213
- Wiring Diagrams
  214
  - Indoor Unit
    214
  - Outdoor Unit
    219

Daikin 2MXL18QMVJU Installation Manual (20 pages)

Brand: Daikin | Category: Air Conditioner | Size: 4.11 MB

Table of Contents
2
Safety Considerations
2
Accessories
4
Precautions for Selecting a Location
4
Precautions on Installation
5
Outdoor Unit Installation Diagram
5
Connections (Connection Port)
6
How to Use Reducers
7
Installation Space Requirements
8
Selecting a Location for Installation of the Indoor Units
8
Outdoor Unit Installation
9
- Installing the Outdoor Unit
  9
- Drain Work
  9
- Refrigerant Piping
  9
- Pressure Test and Evacuating System
  10
- Refilling Refrigerant
  11
- Charging with Refrigerant
  11
- Refrigerant Piping Work
  12
- Flaring the Pipe End
  12
Wiring
13
Priority Room Setting
15
Night Quiet Mode Setting
16
COOL/ HEAT Mode Lock [S15]
16
Pump down Operation
17
Trial Operation and Testing
18
- Wiring Error Check
  18
- Trial Operation and Testing
  19
- Test Items
  19

Daikin 2MXL18QMVJU Installation Manual (20 pages)

Brand: Daikin | Category: Air Conditioner | Size: 4.05 MB

Table of Contents
2
Safety Considerations
2
Accessories
4
Precautions for Selecting a Location
4
Precautions on Installation
5
Outdoor Unit Installation Diagram
5
Connections (Connection Port)
6
How to Use Reducers
7
Installation Space Requirements
8
Selecting a Location for Installation of the Indoor Units
8
Outdoor Unit Installation
9
Installing the Outdoor Unit
9
Drain Work
9
Refrigerant Piping
9
Pressure Test and Evacuating System
10
Refilling Refrigerant
11
Charging with Refrigerant
11
Refrigerant Piping Work
12
Flaring the Pipe End
12
Wiring
13
Priority Room Setting
15
Night Quiet Mode Setting
16
COOL/ HEAT Mode Lock [S15]
16
Pump down Operation
17
Trial Operation and Testing
18
Wiring Error Check
18
Trial Operation and Testing
19
Test Items
19

Daikin 2MXL18QMVJU Service Manual (29 pages)

Outdoor Unit Removal Procedure 18000/24000/28000/34000/36000 Btu/h Class

Brand: Daikin | Category: Heat Pump | Size: 7.44 MB

Daikin 2MXL18QMVJU Service Manual (28 pages)

Removal Procedure of 18000/24000/36000 Btu/h Class

Brand: Daikin | Category: Heat Pump | Size: 2.88 MB

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