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4MXM68M
Daikin 4MXM68M User Manual
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ESIE16-02B
|
Part 5. Appendix
5.3. Wirin
g
diagram
RA R32 Split & multi split M-Series
4/04/17
|
Version 1.1
Page 99
5.3.2. Outdoor unit
5.3.2.1. 2MXM50M
Figure 5-7: Wiring
diagram - outdoor unit 2
MXM50M
5.3.2.2. 3MXM68M
Figure 5-8: Wiring
diagram - outdoor unit 3
MXM68M
L
X1M
X2M
N
1
2
3
1
2
3
X3M
1
2
3
1
2
3
X4M
1
2
3
1
2
3
B
A
L
N
BRN
BLU
BLK
WHT
BLK
WHT
BLK
WHT
Z1C
Z5C
Z4C
RED
YLW
BLU
1
S
9
E1
E2
HL1
HN1
FU3
30A
ZF
SA1
V2
V3
FU1
3.15A
MRM20
MRM10
V401
PS
DB1
FU2
3.15A
DC+
DC-
W V U
IPM1
MR4
C110
RED
BLU
BRN
ORG
WHT
YLW
YLW
4 3 2 1
7
S70
1 3
S80
OUTDOOR
INDOOR
Y1S
M1F
MS
W V U
BLU
YLW
RED
Z3C
GRN
Z2C
GRN
(
)
BLK
BLK
BLK
18
S90
R1T R2T R3T
1
10
S93
R4T R5T R6T
t°
1
10
S92
R9T
R10T
R11T
BLK
GRY
BRN
BLK
GRY
YLW
Y2S
MR308
RED
AL2
RED
AL1
C
PCB1
FU1,FU2,F
U3
DB1
C110,C54,C5
6
IPM1
M1C
LED1-5,LE
DA
M1F
MRM10,MRM20
MR4,MR30,
MR308
PCB1,PCB2
PS
Q1L
SA1
S1PH,S2PH
SW1-SW6
V2,V3,V40
1
X1M-X4M
Y1E-Y3
E
Y1S
Z1C-Z5C
ZF
S,S2-S502
U,V,W
X11A,X13A,AL1,A
L2
R1T-R11T
( )
(
)
( A)
( B)
( C)
( A)
( B)
(
C)
t°
t°
t°
t°
t°
t°
t°
t°
Y3E
Y2E
Y1E
15
1
5
15
M
WHT
YLW
ORG
BLU
RED
M
WHT
YLW
ORG
BLU
RED
M
WHT
YLW
ORG
BLU
RED
Y2S
S20 WHT
S21 RED
S22 BLU
( A)
( B)
( C)
S40
4
1
GRY
GRY
S2PH
BLK
BLK
Q1L
X13A
BLK
BLK
P>
S1PH
P>
BLK
3
MS
BLU
YLW
RED
M1C
X11A
GRN/YLW
1
1
1
S501
15
S502
A 1 2
3 4
5
S2
SW1
SW3
SW5
SW2
SW4
SW6
LED
PCB2
BLK
BRN
RED
ORG
YLW
GRN
BLU
PPL
GRY
WHT
SKY
BLU
BLK
BRN
RED
YLW
1
11
S201
15
S202
L803,L804
C54
C56
L803
L804
Ferrite core
Wiring diagram
Connector
Field wiring
Power supply
Room
Connector
Connector
Noise lter
Connector
To indoor unit
To indoor unit
To indoor unit
BLK: black
BRN: brown
GRY: grey
ORG: orange
RED: red
WHT: white
YLW: yellow
GRN: green
PPL: purple
Room
Room
Room
Room
Room
Outdoor
Condense
r
Discharge
Room
Room
Room
Screw terminal
BLU: blue
SKY BLU: sky blue
Reactor
Diode bridge
Printed circuit board
Capacitor
Intelligent power module
Fuse
Compressor motor
Fan motor
Magnetic relay
Magnetic relay
Switching power supply
Varistor
Terminal strip with earth terminal
Reversing solenoid valve coil
Switch
High pressure switch
Overload protector
Surge arrestor
Electronic expansion valve coil
Solenoid valve
Room
Room
Room
Sheet metal
Liquid pipe
Gas pipe
<
>
< >
Thermistor
Light
-emitting diode
3D100359A
98
100
Table of Contents
Default Chapter
3
Table of Contents
3
Part 1. Introduction
9
Version Log
9
Safety Precautions
10
Meaning of Symbols
10
Warnings
10
Cautions
12
Information
12
General Operation
13
How to Use
14
Interactive Information Flow
14
Parts of the Book
15
The Introduction Chapter
15
The Troubleshooting Chapter
15
The Repair Chapter
15
The Maintenance Chapter
15
Appendices
15
Contact Information
15
Part 2. Troubleshooting
17
Error Codes Check
17
Error Codes Via Remote Controller
17
General
17
How to Reset Error Codes
17
History of Error Codes
17
Error Codes Via Outdoor Unit PCB
18
How to Retrieve Error Codes
18
How to Reset Error Codes
18
History of Error Codes
19
Content of Retry
19
Error Based Troubleshooting
20
Indoor Unit
21
A1-00" - PCB Abnormality
21
A1-01" - PCB Abnormality
21
A5-00" - Freeze-Up Protection / Heating Peak Cut Control
22
A6-00" - Fan Motor Abnormality
22
C4-00" - Liquid Pipe Thermistor for Heat Exchanger Abnormality
23
C7-00" - Front Panel Open/Close Fault
23
C9-00" - Suction Air Thermistor Abnormality
23
UH-00" - Anti-Icing Function in Other Room(S)
24
Outdoor Unit
25
E1-00" - Outdoor Unit PCB Abnormality
25
E3-00" - Discharge Pressure Abnormality
25
E5-00" - Compressor Motor Lock or Overheated
26
E6-00" - Compressor Motor Lock
26
E7-00" - Fan Motor Abnormality
27
E8-00" - Compressor Overcurrent Detection
28
EA-00" - 4-Way Valve Abnormality
28
F3-00" - Discharge Pipe Temperature Abnormality
29
F6-00" - High Pressure Abnormality or Refrigerant Overcharge
29
H0-00" - Compressor Sensor System Abnormality
30
H6-00" - Position Detection Sensor Abnormality
30
H8-00" - Compressor Input (CT) System Abnormality
31
H9-00" - Outdoor Air Temperature Thermistor Abnormality
31
J3-00" - Discharge Pipe Thermistor Abnormality
32
J5-00" - Suction Pipe Thermistor Abnormality
32
J6-00" - Outdoor Heat Exchanger Thermistor Abnormality
32
J8-00" - Liquid Pipe Thermistor Abnormality
33
J9-00" - Gas Pipe Thermistor Abnormality
33
L1-00" - Outdoor Main PCB Abnormality
34
L3-00" - Switch Box Temperature Abnormality
34
L4-00" - Inverter Radiating Fin Temperature Abnormality
35
L5-00" - Inverter Instantaneous Overcurrent (AC Output)
36
P4-00" - Radiating Fin Temperature Sensor Abnormality
36
System
38
U0-00" - Refrigerant Shortage
38
U2-00" - Power Supply Abnormality or Instantaneous Power Failure
38
U4-00" - Transmission Abnormality between Indoor Unit and Outdoor Unit
39
U7-00" - Transmission Outdoor Unit-Outdoor Unit Abnormality
40
UA-00" - Improper Combination of Indoor Unit and Outdoor Unit
40
UF-00" - Wiring and Piping Mismatch
41
Others
41
Symptom Based Troubleshooting
42
Indoor Unit
42
Outdoor Unit
42
System
42
Others
42
Component Checklist
43
Indoor Unit
44
Fan Motor
44
Outdoor Unit
45
4-Way Valve
45
Compressor
47
Electronic Expansion Valve
49
Fan Motor
51
High Pressure Sensor
52
Main PCB
53
Pressure Sensor
54
Refrigerant Thermistors
56
System
58
Others
58
Other Capacity Range
59
Part 3. Repair
61
Refrigerant Repair Procedures
61
Refrigerant Piping Handling
61
Recovery Procedure
61
Outdoor Unit Casing
61
Figure 3-1: 1 Service Port at the Stop Valves
62
Refrigerant Pump down
63
Small Outdoor Unit
63
Large Outdoor Unit
64
Piping Repair Procedures
64
Service Tools
65
Unit Specific Repair Procedures
66
Indoor Unit
67
Outdoor Unit
68
Basic Removal
68
Figure 3-4: Removing the Top Plate
69
Figure 3-5: Removing the Front Plate
70
Replacing Switch Box
71
Figure 3-7: Removing the Switch Box
72
Replacing 4-Way Valve Body
73
Replacing 4-Way Valve Coil
75
Replacing Compressor
76
Figure 3-10: Removing the Compressor
77
Replacing DC Fan Motor Assembly
79
Figure 3-11: Removing the DC Fan Motor Assembly
80
Replacing Expansion Valve Body
81
Replacing Expansion Valve Motor
82
Figure 3-14: Locking the Expansion Valve Motor
83
Replacing Main PCB
84
Replacing Propeller Fan Blade Assembly
85
Figure 3-16: Removing the DC Fan Motor Assembly
86
Replacing Thermistors
87
Setting Test Mode for Inverter Checker
88
Part 4. Maintenance
89
Indoor Unit
89
General Maintenance
89
Outdoor Unit
90
General Maintenance Outdoor Unit
90
Part 5. Appendix
91
Field Setting
93
Indoor Unit
93
Indoor Fan Control During Thermostat off in Cooling
93
Brightness Setting of Multi-Coloured Lamp of the Indoor Unit
93
ON/OFF Button on the Indoor Unit
93
Outdoor Unit
94
Facility Setting for Outdoor Split Units
94
Multi Split Outdoor
94
Figure 5-4: Dip Switch Location
95
Remote Controller
96
Detailed Information Setting Mode
97
Indoor Unit
97
Outdoor Unit
97
Remote Controller
97
Wiring Diagram
98
Indoor Unit
98
Outdoor Unit
99
2Mxm50M
99
3Mxm68M
99
4Mxm-M
100
Rxj20-35M
101
Rxj50M
101
Rxm20-35M
101
Rxm42-50M
102
Rxm60-71M
102
Rxm71M
103
Field Wiring
103
Piping Diagram
104
Indoor Unit
104
Outdoor Unit
104
2Mxm40M
104
3Mxm68M
105
5Mxm-M
106
Rxj20-35M
106
Rxj50M
107
Rxm20-35M
107
Rxm42-50M
108
Rxm60
108
Rxm71M
109
Component Overview of Unit
110
Indoor Unit
110
Outdoor Unit
110
Product Specific Information
111
Error Codes
111
E7-00" - Fan Motor Abnormality
111
EA-00" - Malfunction of 4-Way Valve
111
F3-00" - Discharge Pipe Temperature Abnormality
111
L3-00" - Switch Box Temperature Abnormality
111
L4-00" - Inverter Radiating Fin Temperature Abnormality
111
Component Checklist
111
Version
111
Field Information Report
112
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Daikin 4MXM68M Specifications
General
Brand
Daikin
Model
4MXM68M
Category
Air Conditioner
Language
English
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