Daikin J Series Service Manual Page 266
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- Table of contents
- TROUBLESHOOTING
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SiE18-201 Troubleshooting - Outdoor Unit Related
Service Diagnosis 255
3.4.9 Inverter Units Refrigerant System Check
Check No.9
3.4.10 Inverter Units Input Current Measurement
Check No.10 Mount a clamp meter to the red harness indicated by the arrow (), and conduct forced cooling
operation.
In the case of RMX140JVMC
Refrigerant system check
Check for gas leaks.
See the section on insufficient
gas detection.
Conduct the check after operating
the equipment for a sufficient length
of time.
Correct the problem.
Conduct vacuum drying.
Clean or replace refrigerant
filter.
Replace the refrigerant.
Is
the discharge
thermister disconnected
from the holder?
(MF032)
YES
YES
YES
∗ Cooling Only System
Is any moisture
found in sight glass.
NO
∗
NO
YES
Is any
refrigerant filter
clogged?
NO
ACN: CONNECTOR
ACP: CONNECTOR
C1R : CAPACITOR
C900~C927 : CAPACITOR
CT900~CT902: CURRENT TRANSFORMER
F1U : FUSE
FG1~FG3 : PROTECTIVE EARTH
H102~H105 : WIRE HARNESS
H1P~H4P : PILOT LAMP
HPS : HIGH PRESSURE SW
PM : POWER MODULE
L: LIVE
L900~L904 : COIL
L1R
,
L2R : REACTOR
LED2~LED4 : 7 SEGMENT
M1C : COMPRESSOR MOTOR
M1F
,
M2F : FAN MOTOR
N: NEUTRAL
OIS15 : SOLID STATE RELAY
PCB1~PCB4 : PRINTED CIRCUIT BOARD
R250
,
R251 : RESISTOR
BP 1
BP 3
POWER SUPPLY
~50Hz 220-240V
~60Hz 220-230V
FIELD WIRING
2
3
1
2
3
1
2
3
1
2
3
1
TOTO BP UNIT
X2M
X3M
X4M
X1M
N
2
3
L
1
1
2
3
1
2
3
RED
RED
RED
BLK
BLK
GRN
GRN
GRN
GRN
YLW
YLW
YLW
YLW
GRN
GRN
Z1C
YLW
GRN
GRN
YLW
WHT
BRN:
BLU:
YLW
BLK:
BRN
BLK
YLW
BLK
RED
YLW
PCB2
S906
ACN
S952
1
GRN:
GRY:
ORG:
S131
ACP
FG2
FG3
FG1
HPS
V900
2
1
3
5
1
3
CT900
1
PNK:
WHT:
RED:
S105
SA900
SP
V901
C925
C923
YLW:
S111
C926
C924
4
1
C900
Y1R
S908
1
1
2
L900
S132
WHT
Z2C
L904
3
1
S907
2
BLK
L903
1
1
S110
Y3E
S107
EV
P
M
C902
C905
WHT
3
3
BLK
5
C915
C916
1
C927
1
1
WHT
C904
C903
S904
S109
S104
BLK
Y2E
EV
L
M
BLK
Z4C
L902
H2P
BLK
L901
C906
PCB3
BLK
6
5
S514
BLK
RED
3
RED
Z3C
7
7
BLK
WHT
1
WHT
CT901
1
CT902
1
1
BLK
BLK
1
S108
EV
G
Y1E
GRY
S903
S103
GRY
M
WHT
YLW
S504
YLW
BLK
BLU
M1F
BLU
S951
BLK
6
ORG
ORG
4
4
BLK
PNK
PNK
2
1
5
Z5C
(
DISCHARGE
)
RED
RED
5
S516
R5T
1
(
SUCTION
)
3
RED
RED
1
WHT
WHT
t˚
R4T
3~
BLK
BLK
0IS15
M
1
1
S151
2
PCB1
F1U
3.15A
GRY
GRY
(
OUTDOOR
)
S506
YLW
YLW
t˚
N
L
R3T
M2F
BLU
BLU
(
LIQUID
)
ORG
ORG
t˚
PNK
PNK
R2T
5
PCB4
(
CONDENSER
)
S114
SW7
SW1
LED2
H3P
t˚
RY84
RY3X
R1T
TERMINALS OF THE COMP.
ASSIGNMENTS OF
SW3
10
R250
H1P
LED3
SW2
t˚
H4P
U
N
R251
LED4
1
SW4
SW6
SW5
1
S101
S501
~
~
V
W
WHT
2
2
BLK
1
PM
1
N-
P+
S502
S102
W
U
N
WHT
V
BLK
H104
H105
H102
H103
S140
6
1
TA 5
TA 6
BLK
W
U
N
4
V
4
BLK
RED
WHT
ORG
ORG
WHT
BRN
BLU
BRN
BLK
BLK
BLK
BLK
BLK
BRN
BLU
MODULE
ACTIVE
WHT
U
Z6C
V
N
3~
M
TB8
M1C
W
WHT
WHT
TB4
TB5
TB2
1
L1R
3D024907B
TB7
1
RED
S517
L2R
C1R
WHT
WHT
TB6
6
3
BLK
R1T~R5T : THERMISTOR
RY3X
,
RY84 : MAGNETIC RELAY
S101~S952 : CONNECTOR
SW1~SW2 : ADDRESS SELLECT SW
SW3 : OPERATION MODE SELLECT SW
SW4 : PUMP DOWN SW
(
DOWN
)
SW5 :
(
UP
)
SW6 : SET SW
SW7 : TEST OPERATION SW
SA900 : SURGE ABSORBER
SP : LOW PRESSURE SENSOR
V900~V901 : VARISTOR
TA 5
,
TA 6: CONNECTOR
TB2~TB8 : CONNECTOR
X1M~X4M : TERMINAL STRIP
Y1E~Y3E : ELECTRONIC EXPANSION VALVE
Y1R : REVERSING SOLENOID VALVE
Z1C~Z6C : FERRITE CORE
+
-
+
-
BP 2
3~
M
(Lower Side) (Upper Side)
- J Series 1
- Super Multi Plus 2
- SiE18-201 3
- Table of Contents iii 4
- Table of Contents v 6
- 1. Introduction 8
- 1.1.3 Inspection after Repair 10
- 1.1.4 Using Icons 11
- 1.1.5 Using Icons List 11
- List of Function 12
- 1. List of Function 13
- SiE18-201 List of Function 14
- List of Function 3 14
- List of Function SiE18-201 15
- 4 List of Function 15
- 1 : for FLK, FLX50/60J 15
- : for FLK, FLX50/60J 15
- List of Function 5 16
- 1 : for FLX50/60J 16
- : for FLX50/60J 16
- 6 List of Function 17
- Specifications 18
- 1. Specifications 19
- Outdoor Unit 20
- Main Piping 20
- Branch Piping 20
- Indoor Unit 20
- 1.1.2 Heat Pump 23
- 1.2 BP Units 27
- 1.3 Indoor Units (for Europe) 28
- 5.0kW Class · 6.0kW Class 29
- 7.1kW Class 29
- Duct Connected Type 30
- 2.5kW Class · 3.5kW Class 31
- Floor Standing Type 33
- Printed Circuit Board 34
- Connector Wiring Diagram 34
- Name of Connector 35
- Other Designations 35
- Printed Circuit 35
- Board (1) 37
- (Control PCB) 37
- FVX25 / 35K Series 39
- Printed Circuit Board (1)~(3) 40
- 1.4 FTXD50~71JV Series 41
- Other Designation 45
- Main Functions 48
- 1. Main Functions 49
- For FTX25/35 J 50
- For FTK(X)25/35 J 51
- Detailed 52
- room temperature is at 53
- 1.1.15 Intelligent Eye 54
- Series Only 55
- Processing 55
- 1.1.17 Program Dry Operation 56
- Differential 57
- Compressor ON 57
- Compressor OFF 57
- 1.1.20 Auto-Restart Function 58
- 1.1.22 Auto-Swing of Flap(s) 58
- Main Functions SiE18-201 59
- 48 Main Functions 59
- BLADE ANGLE 59
- 1.1.26 Powerful Operation 60
- 1.1.27 Filter Check Indicator 61
- 1.2 SkyAir 62
- 52 Main Functions 63
- The Corresponding Models 64
- Cautions 64
- 54 Main Functions 65
- OutdoorUnit / BP Unit 66
- 56 Main Functions 67
- Parts of Outdoor Unit 68
- 1.2 Major Functional Parts 69
- Main Functions 59 70
- 60 Main Functions 71
- 2. Protection Device 72
- 2.2 BP Unit 73
- 3. System control 74
- 3.2 Mode Configuration 75
- Explanation of 76
- The Function 76
- Standby Operation 77
- 3.5 Equalizing Control 78
- Equalizing Control in Heating 79
- Main Functions 71 82
- 3.7 Oil Return Operation 85
- Main Functions 75 86
- 3.8 Defrost Operation 87
- Heating standby operation 88
- Cooling standby operation 88
- 3.10 Equalizing Control 89
- Equalizing control in heating 90
- 3.11 Capacity Control 91
- Main Functions 81 92
- 3.12 Peak Cut Control 93
- 3.13 Freeze-Up Prevention 94
- 3.14 Gas Shortage Malfunction 95
- 3.15 Discharge Pipe Control 96
- 3.16 Input Current Control 97
- 88 Main Functions 99
- 3.17 Wet Protection Control I 100
- Temperature Control 101
- SiE18-201 System control 102
- Main Functions 91 102
- Purpose of the 104
- Function 104
- 3.22 PI Control 105
- 3.23 Warm-Up Function 106
- 3.25 Fan Control 108
- 3.25.2 Fan OFF Delay Control 109
- Main Functions 99 110
- EVG: Gas pipe motorized valve 110
- Main Functions 101 112
- System control SiE18-201 113
- 102 Main Functions 113
- Temperature 114
- Main Functions 105 116
- Main Functions 107 118
- 112 Main Functions 123
- 114 Main Functions 125
- Pipe Temperature 130
- 3.37 4-Way Valve Operation 131
- 3.38 JIS Mode 132
- 3.39 Pump Down Operation 133
- SkyAir Indoor 134
- Unit Peak-Cut 134
- 124 Main Functions 135
- Flow of Refrigerant 136
- 1. Flow of Refrigerant 137
- SiE18-201 Flow of Refrigerant 138
- Flow of Refrigerant 127 138
- Flow of Refrigerant SiE18-201 139
- 128 Flow of Refrigerant 139
- Flow of Refrigerant 129 140
- 130 Flow of Refrigerant 141
- Flow of Refrigerant 131 142
- (Cooling) 143
- Refrigerant) 144
- (2.5 kW) (Cooling) 146
- 136 Flow of Refrigerant 147
- Flow of Refrigerant 137 148
- 138 Flow of Refrigerant 149
- 1.14 Defrost Operation 150
- 140 Flow of Refrigerant 151
- (Heating) 152
- 142 Flow of Refrigerant 153
- (2.5 kW) (Heating) 155
- Operations 156
- 1. Remote Controller 157
- 1.1.2 FVX25 / 35KZ 158
- 1.1.3 FTXD25 / 35KZ 159
- 1.1.4 FTXD50 / 60 / 71J 160
- 1.1.5 FLX50 / 60J 161
- 1.1.6 CDX25 / 35 / 50 / 60J 162
- 1.1.7 CDX25 / 35 / 50 / 60HA 163
- 1.1.8 FLX25 / 35H 164
- BRC7C513WC 165
- NAMES AND FUNCTIONS OF THE 166
- OPERATING SECTION (Fig. 1, 2) 166
- 1.2 Wired Remote Controller 167
- Operating Test 168
- 1. Operating Test 169
- SiE18-201 Operating Test 170
- Operating Test 159 170
- INITIALIZE SETTING 171
- TEST OPERATION SWITCH [SW7] 172
- Digital display: 173
- "" 173
- 1 SYSTEM LAYOUT 174
- 2. Method of Field Set 175
- Wireless Remote Controller 176
- 2.1.2 Local Setting Mode No 177
- Air Flow Direction Setting 178
- Setting Table 178
- Filter Sign Setting 178
- Explanation 179
- Setting the 179
- Receiver 179
- <KRP928A1S> 183
- 7. Settings 184
- SiE18-201 Method of Field Set 184
- Operating Test 173 184
- 6. Function 184
- Applicable model series 185
- These cases are not troubles 185
- Service Diagnosis 186
- Indicator lamps 187
- Operation lamp (green) 187
- Air outlet 187
- Troubleshooting 188
- Indication 188
- 1.2 Service Check Function 189
- 1.4 Troubleshooting 191
- 1.5 Troubleshooting Detail 192
- 5 B 5 193
- C4, C5, C9, CA 196
- 1.5.5 Faulty Indoor Unit PCB 197
- 1.5.6 Faulty Indoor Unit PCB 198
- 188 Service Diagnosis 199
- CDK(X)25~60H) 200
- 5 B 3 203
- Controller) 204
- Service Diagnosis 195 206
- 196 Service Diagnosis 207
- " UP " button 208
- " DOWN " button 208
- 198 Service Diagnosis 209
- General 210
- Precautions 210
- Maintenance 210
- 2.5.1 Explanation for Symbols 211
- 2.6 Troubleshooting Detail 212
- 202 Service Diagnosis 213
- 204 Service Diagnosis 215
- Service Diagnosis 205 216
- 206 Service Diagnosis 217
- Supposed 220
- Switch Box 222
- Service Monitor 222
- 3.3 Troubleshooting Detail 223
- 3.3.2 Compressor Lock 224
- 3.3.3 Fan Lock / Overcurrent 225
- Service Diagnosis 215 226
- 216 Service Diagnosis 227
- Service Diagnosis 217 228
- 3.3.7 LP Drop Error 229
- Faulty high pressure switch 230
- 220 Service Diagnosis 231
- Service Diagnosis 221 232
- 222 Service Diagnosis 233
- 3.3.19 Abnormal LP Error 241
- Service Diagnosis 231 242
- 232 Service Diagnosis 243
- Service Diagnosis 233 244
- Service Diagnosis 235 246
- 3.3.24 Electronic Thermal 247
- 3.3.25 Stall Prevention 248
- Faulty fan PC board 249
- Service Diagnosis 239 250
- 240 Service Diagnosis 251
- 242 Service Diagnosis 253
- Service Diagnosis 243 254
- 244 Service Diagnosis 255
- 3.3.32 System Malfunction 257
- Service Diagnosis 247 258
- 3.3.34 Faulty Fin Thermistor 259
- 3.4 How to Check 260
- Check No.4 261
- In the case of RMX140JVMC 262
- Compressor's terminal 263
- (U, V, W, N) 263
- Output Current 264
- Measurement 264
- Output Voltage 264
- (R25=20kΩ, B=3950) 265
- Check No.9 266
- Check No.11 267
- Check No.12 267
- Check No.14 268
- 4. BP Unit Trouble Diagnosis 270
- 260 Service Diagnosis 271
- Removal Procedure 272
- 1. For BPMK928B42 · 43 273
- SiE18-201 For BPMK928B42 · 43 278
- Removal Procedure 267 278
- Step Procedure Points 278
- 1.4 Removal of Thermistor 279
- Removal Procedure 269 280
- 2. Outdoor Unit 281
- Electrical box 284
- Wire harness 284
- Connectors 284
- Relay connector 285
- Lock screws 285
- Filter PCB 285
- Outdoor Unit SiE18-201 289
- 278 Removal Procedure 289
- 2.4 Removal of Thermistor 292
- Motorized 293
- Putty for check valve 293
- SiE18-201 Outdoor Unit 294
- Removal Procedure 283 294
- 2.7 Removal of Compressor 297
- Lock bolt 298
- Lock nut 298
- 2.8 Removal of 4-way Valve 299
- 290 Removal Procedure 301
- 3. Indoor Unit 303
- Cautions before Operation 304
- 1. Installation 305
- SiE18-201 Installation 306
- Caution Before Operation 295 306
- INSTALLATION 307
- INSTALLATION OF THE MAIN UNIT 308
- 2. Wiring 309
- Make sure numbers 310
- 1, 2, and 3 all match 310
- CONNECTING THE WIRING 311
- Wiring SiE18-201 313
- 302 Caution Before Operation 313
- SiE18-201 Wiring 314
- Caution Before Operation 303 314
- 3. Others 315
- Others SiE18-201 317
- 306 Caution Before Operation 317
- ADDRESS SWITCH 318
- Appendix 320
- 1. Piping Diagrams 321
- 1.3 Indoor Units 323
- FLX25 / 35HV1NB 324
- Field Piping φA cut 325
- Field Piping φB cut 325
- FTXD25 / 35KZV1B 326
- FVX25 / 35KZV1B 327
- 2. Wiring Diagrams 328
- 2.2 BP Units 329
- 2.3 Indoor Units 330
- FHYB35 / 45 / 60 / 71FK7V1 331
- FTXD50 / 60 / 71JV1B 332
- FLX50 / 60JV1B 334
- Wiring Diagrams SiE18-201 335
- 324 Appendix 335
- Index iii 338
- Drawings & Flow Charts 340
- Zandvoordestraat 300 344
- B-8400 Ostend - Belgium 344
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