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DS-9KIDR
Daitsu DS-9KIDR User Manual
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Air Conditioner Service Manual
1
Inverter air conditi
oner
Service Manual
Models
DS
-9KIDR(W)
/
DOS-9KIDR(W)
DS
-
12
KIDR(W)
/
DOS-
12
KIDR(W)
DS
-
18
KIDR(W)
/
DOS-
18
KIDR(W)
DS
-24KIDR
(W)/
DOS-24KIDR(W)
DS
-9KIDT-2
(W)/
DOS-9KIDT
-2(W)
DS
-12KIDT-
2(W)/
DOS-
12KIDT-2(W)
DS
-18KIDT(
W)/
DOS-18KIDT(W)
DS
-24KIDT(
W)/
DOS-24
KIDT(W)
2
Table of Contents
Default Chapter
2
Table of Contents
2
Contents
3
Part Ⅰ Technical Information
3
Important Notice
3
Specifications
4
The Relation Curve of CAPACITY-TEMPERATURE
4
The Relation Curve of PRESSURE-TEMPERATURE
4
Indoor Unit
5
Outdoor Unit
5
The Relation Curve of NOISE-COMPRESSURE OPERATION FREQUENCY
5
Product Dimensions
6
3 The Production Dimensions
7
Refrigeration Cycle Diagram
7
Heat Pump
7
Electric Diagram
8
Wiring Diagram
8
Pcb Laout
10
Indoor PCB
10
Bottom View
10
Top View
11
6 Electronic Controller Introduction
13
Operation Details
13
Remote Controller
13
Remote Control
13
Remote Controller DISPLAY
14
Meaning of Symbols on the Liquid Crystal Display
14
Electronic Controller
15
Auto Mode
15
Cooling Mode
15
Compressor and Process Control
15
Anti-Frosting Protection
16
Dry Mode
16
Heating Mode
16
ODU Fan Motor Control
17
4-Way Valve Control
17
Defrost
18
Cold Air Prevention
18
Vane Blade Operation for Cold Air Prevention
18
Fan Mode
19
Timer
19
Sleeping Mode
19
Emergency Switch
19
Protection
20
Overload Protection
20
Overload Protection for Heating Mode
20
The Current Protection
20
IPM Overheating Protection
21
Complementary
21
Energy Saving (ECO)
21
Turbo
21
Wifi Operation Maual
22
The WIFI Control Logic
22
Download and Installation
22
Notes for Installation and Maintenance
23
Safety Precautions
23
Electrical Safety Precautions
23
Introduction R32, R290 Air Conditioner Installation
25
Introduction to Refrigerants R32 & R290
25
R32/R290 Air Conditioner Installation Area Requirement
25
Maximum Charge
25
Installation Safety
26
Installation Safety Principles
26
Special Tools
27
Maintenance
27
Inspections before Maintenance
27
Inspection of Maintenance Environment
27
Inspection of Air Conditioner
28
Leak Inspection before Maintenance
28
Safety Principles During the Maintenance
28
Requirements for the Site of Maintenance-Station
28
Requirements for Fill the Refrigerants
29
In-Maintenance Welding
29
Maintenance of Electrical Components
29
Emergency Accident Handling
29
Installation
31
Installation Dimension Diagram
31
Accessory
32
Position
33
Electricity and Wiring
33
The IDU Installation
33
Electrical Connections
34
Drilling a Hole in the Wall for the Piping
34
Refrigerant Piping Connection
34
Connecting the Pipes
35
Indoor Unit Condensed Water Drainage
35
Connections to the Indoor Unit
35
Outdoor Unit Condensed Water Drainage
36
ODU Installation
36
Electronic Connections
36
Connecting the Pipe
36
Vacuum and Gas Leakage Test
37
Final Test
37
Leakage Detection
37
Method of Test Operation
37
Failure Code
38
Maintenance
38
Trouble Shooting
40
IDU & ODU Communication Failure
40
IDU Room Temperature Sensor And/Or Coil Temperature Sensor Failure
41
IDU Ventilation Failure
42
ODU IPM /Compressor Drive Fault
44
ODU DC Fan Motor Failure
45
ODU Voltage Test Sensor Failure
46
IPM Protection
47
Over / under Voltage Protection
48
Over Current Protection
49
ODU Discharge Temperature Overheating Protection
50
Sub-Cooling Protection on Cooling/Dry Mode
51
Overheating Protection on Cooling Mode
52
Outdoor Overtemperature/Under-Temperature Protection
54
Cooling System Gas Flow Abnormal Protection
55
F6 the Compressor Lack of Phase / Anti-Phase Protection
56
Module Temperature Protection
57
4-Way Value Reversing Abnormal
58
Gas Leakage Protection
59
Exploded View and Parts List
60
Disassembly IDU & ODU
76
IDU Disassembly
76
Before Disassembly
76
Remove the Electric Control Box Cover
77
Remove the Filter
77
Disassembly the Middle Frame
77
Disassemble the Fan Guard and Front Panel
81
Disassemble the Axis Fan Blade
82
Disassemble the Electric Box
82
Disassemble the Separate Plate
83
Disassemble the 2 and 3-Way Valve
83
Disassemble the 4-Way Valve Assembly
83
The Comparison Table of Celsius-Fahrenheit Temperature
85
The Pipe Length and Gas Charging
85
Connecting Pipes Size and Length for Installation
85
Appendix
85
Pipes Flaring
86
Burrs Removal
86
Flaring Work
86
Thermistor Temperature Characteristics
87
Outdoor Unit Sensor Temperature Characteristics
88
TH3: Outdoor Unit Discharge Pipe Sensor
89
4
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Daitsu DS-9KIDR Specifications
General
Brand
Daitsu
Model
DS-9KIDR
Category
Air Conditioner
Language
English
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