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R32 Sky-Air RZAG-M
Daikin R32 Sky-Air RZAG-M User Manual
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Service
Manual
R32 Sky-Air RZAG-M
ESIE17-08
Indoor unit
Outdoor unit
FCAHG/FCAG/FFA/FBA/
FDA/FAA/FHA/FUA/FVA/
FNA 71~140
RZAG-MV/Y
RZASG-MV/Y
2
Table of Contents
Table of Contents
3
Part 1. Introduction
7
Version Log
7
Safety Precautions
8
Meaning of Symbols
8
Warnings
8
Cautions
10
Information
11
General Operation
12
How to Use
13
Interactive Information Flow
13
Parts of the Book
14
The Introduction Chapter
14
The Troubleshooting Chapter
14
The Repair Chapter
14
The Maintenance Chapter
14
Appendices
14
Contact Information
14
Part 2. Troubleshooting
15
Error Codes Check
15
Error Codes Via Remote Controller
15
Error Codes Via Wired Remote Controller BRC1E
15
Error Codes Via Wireless Remote Controller BRC7
17
Error Codes Via Outdoor Unit PCB
19
How to Retrieve Error Codes
19
How to Reset Error Codes
21
History of Error Codes and Warnings
22
Content of Retry
22
Error Based Troubleshooting
23
Indoor Unit
24
A1-01" - Indoor Unit PCB Abnormality
24
A3-00" - Drain Water Level System Abnormality
24
A6-00" - Indoor Unit Fan Motor Abnormality
24
AJ-00" - Capacity Setting Abnormality
25
C1-00" - Transmission Error (Indoor & Adapter PCB)
25
C4-00" - Liquid Pipe Thermistor for Heat Exchanger Abnormality
26
C5-00" - Intermediate Heat Exchanger Thermistor Abnormality
26
C9-00" - Suction Air Thermistor Abnormality
26
CC-00" - Humidity Sensor System Abnormality
27
CJ-00" - Remote Controller Thermistor Abnormality
27
Outdoor Unit
28
E1-00" - Outdoor Unit PCB Abnormality
28
E3-00" - Discharge Pressure Abnormality
28
E4-00" - Suction Pressure Abnormality
29
E5-00" - Compressor Motor Lock or Overheated
29
E7-00" - Fan Motor Abnormality
30
E9-00" - Electronic Expansion Valve Abnormality
30
F3-00" - Discharge Pipe Temperature Abnormality
31
H3-00" - High Pressure Switch Abnormality
32
H4-00" - Low Pressure Switch Abnormality
32
H9-00" - Outdoor Air Temperature Thermistor Abnormality
32
J3-00" - Discharge Pipe Thermistor Abnormality
33
J5-00" - Suction Pipe Thermistor Abnormality
33
J6-00" - Outdoor Heat Exchanger Thermistor Abnormality
33
J7-00" - Intermediate Heat Exchanger Thermistor Abnormality
34
J8-00" - Liquid Pipe Thermistor Abnormality
34
L1-00" - Outdoor Main PCB Abnormality
34
L5-00" - Inverter Instantaneous Overcurrent (AC Output)
35
L8-00" - Electronic Thermal Overload
36
L9-00" - Stall Prevention Time Lag
36
LC-00" - Transmission System Abnormality
37
P1-00" - Open Phase or Power Supply Voltage Imbalance
37
P4-00" - Radiating Fin Temperature Sensor Abnormality
38
PJ-00" - Capacity Setting Abnormality
38
System
39
U0-00" - Refrigerant Shortage
39
U1-00" - Reverse Phase or Open Phase
39
U2-00" - Power Supply Abnormality or Instantaneous Power Failure
40
U4-00" - Transmission Abnormality between Indoor Unit and Outdoor Unit
40
UA-00" - Improper Combination of Indoor Unit and Outdoor Unit
41
UF-00" - Wiring and Piping Mismatch
41
Others
42
Symptom Based Troubleshooting
43
Indoor Unit
43
Outdoor Unit
43
System
43
Others
43
Component Checklist
44
Indoor Unit
45
Fan Motor
45
Outdoor Unit
46
4-Way Valve
46
Compressor
48
Electronic Expansion Valve
50
Fan Motor
52
High Pressure Switch
53
Low Pressure Switch
54
Main PCB
55
Refrigerant Thermistors
57
System
60
Others
60
Other Capacity Range
60
Part 3. Repair
61
Refrigerant Repair Procedures
61
Refrigerant Piping Handling
61
Recovery Procedure
61
Outdoor Unit Casing
61
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
66
Outdoor Unit
67
Basic Removal
67
Replacing Thermistor
73
Replacing 4-Way Valve Body
75
Replacing 4-Way Valve Coil
76
Replacing Accumulator Assembly
77
Replacing Compressor
77
Replacing DC Fan Motor Assembly
80
Replacing Electrical Noise Filter
81
Replacing Expansion Valve Body
83
Replacing Expansion Valve Motor
85
Replacing Solenoid Valve
86
Replacing Solenoid Valve Coil
88
Replacing High Pressure Switch
89
Replacing Inverter PCB
90
Replacing Low Pressure Switch
90
Replacing Main PCB
92
Replacing Propeller Fan Blade Assembly
99
Part 4. Maintenance
101
Indoor Unit
101
General Maintenance Indoor Unit
101
Outdoor Unit
102
General Maintenance Outdoor Unit
102
Part 5. Appendix
103
Field Setting
105
Indoor Unit
105
Retrieve Field Settings BRC1E
105
Retrieve Field Settings BRC7
107
Sky-Air R32 Indoor Field Settings
108
Outdoor Unit
109
Retrieve Field Settings ou Mode 1 / Mode 2
109
Remote Controller
110
Detailed Information Setting Mode
111
Indoor Unit
111
Outdoor Unit
111
Remote Controller
113
Quiet (Low Noise) Operation
113
I-Demand Function
114
Setting for Low Humidity Application
114
Defrost Operation
117
Wiring Diagram
119
Indoor Unit
119
Outdoor Unit
120
Field Wiring
123
Piping Diagram
124
Indoor Unit
124
Outdoor Unit
124
Component Overview of Unit
125
Indoor Unit
125
Outdoor Unit
126
Product Specific Information
128
Error Codes
128
E9-00" - Electronic Expansion Valve Abnormality
128
F3-00" - Discharge Pipe Temperature Abnormality
128
Component Checklist
128
How to Activate Inverter Test
128
Switch Box
129
Indoor Unit
129
Outdoor Unit
129
Field Information Report
129
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Daikin R32 Sky-Air RZAG-M Specifications
General
Brand
Daikin
Model
R32 Sky-Air RZAG-M
Category
Air Conditioner
Language
English
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