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COMFORT-AIRE
Air Conditioner
B-DVC12SF-0
COMFORT-AIRE B-DVC12SF-0 User Manual
56 pages
Manual
Specs
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Ser
vice Manual
DVC Series
Inverter Single Zone Ductless Mini-Split
A-DVC09SF-0
A-DVC12SF-0
A-DVC18SF-1
A-DVC24SF-1
B-DVC09SF-0
B-DVC12SF-0
B-DVC18SF-1
B-DVC24SF-1
2
Table of Contents
Default Chapter
2
Table of Contents
2
Safety Precaution
3
Warning
3
Operational Safety
4
2 Model List
6
A-Dvc09Sf
6
Model Names of Indoor/Outdoor Units
6
Dimensions - Indoor Unit
7
Dimensions - for B-DVC09SF-0
8
Dimensions - for B-DVC12SF-0
8
Dimensions - for B-DVC18SF-1
8
Dimensions - for B-DVC24SF-1
9
Outdoor Unit
10
For A-DVC09SF-0, A-DVC12SF-0
11
For A-DVC18SF-1
12
For A-DVC24SF-1
13
4 Refrigerant Cycle Diagram
14
5 Installation Details
15
Wrench Torque Sheet for Installation
15
Connecting the Cables
15
Pipe Length and the Elevation
16
Installation for the First Time
17
Adding Refrigerant after the System Has Been in Service
17
Re-Installation after Indoor Unit Repairs
18
Re-Installation after Outdoor Unit Repairs
18
6 Operation Characteristics
20
7 Electronic Function
21
Abbreviation
21
Display Function
21
Main Protection
22
Three Minutes Delay at Restart for Compressor
22
Refrigerant Leakage Detection
22
Operation Modes and Functions
22
Outdoor Fan Running Rules
23
Indoor Fan Running Rules
23
Condenser Temperature Protection
24
Evaporator Temperature Protection
24
Drying Mode
24
Sleep Function
24
Auto-Restart Function
25
Louver Position Memory Function
25
Follow Me
25
Silence Operation
25
Point Check Function
26
8 Troubleshooting
28
Indoor Unit Error Display
29
Diagnosis and Solution
31
EEPROM Parameter Error Diagnosis and Solution (E0/F4)
31
Indoor / Outdoor Unit’s Communication Diagnosis and Solution (E1)
32
Zero Crossing Detection Error Diagnosis and Solution (E2)
34
Fan Speed Has Been out of Control Diagnosis and Solution (E3)
35
Indoor or Outdoor DC Fan Motor(Control Chip Is in Fan Motor)
36
Outdoor DC Fan Motor (Control Chip Is in Outdoor PCB)
36
Indoor AC Fan Motor
36
Open Circuit or Short Circuit of Temperature Sensor Diagnosis and Solution (E5)
37
Refrigerant Leakage Detection Diagnosis and Solution (EC)
38
Overload Current Protection Diagnosis and Solution (F0)
39
IPM Malfunction or IGBT Over-Strong Current Protection Diagnosis and Solution (P0)
40
Over Voltage or too Low Voltage Protection Diagnosis and Solution (P1)
44
High Temperature Protection of IPM Module or Compressor Top Diagnosis and Solution (P2)
45
Inverter Compressor Drive Error Diagnosis and Solution (P4)
46
IPM Continuity Check
47
Low Pressure Protection Diagnosis and Solution (P6)
48
Main Parts Check
49
Temperature Sensor Checking
49
Temperature Sensor Resistance Value Table for T1,T2,T3,T4 (Degrees C--K)
50
Temperature Sensor Resistance Value Table for TP (Degrees C --K)
51
Normal Voltage of P and N
53
Compressor Checking
54
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COMFORT-AIRE B-DVC12SF-0 Specifications
General
BTU
12, 000
Operating Temperature
62°F - 90°F
Air Flow
412 CFM
Refrigerant
R410A
Cooling Capacity
12, 000 BTU
Power Supply
115V, 60Hz
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