Home
Fujitsu
Air Conditioner
AB12
Fujitsu AB12 User Manual
5
of 1
of 1 rating
199 pages
Give review
Manual
Specs
To Next Page
To Next Page
To Previous Page
To Previous Page
Loading...
Large
Ceiling
Universal
Compact
Cassette
Large
Casset
te
Compact
Duct
Wall
Mou
nted
60,000
54,000
45,000
36,000
30,000
24,000(25,
000)
25
25
20,000
18,000
14,000
12,000
9,000
7,000
CN1
ACIN
CN2
TH FUSE
CN3
FAN CAPA
CN4
FAN MOTOR
CN5
DRAIN PUMP
CN6
S. VALVE
CN8
NETWO
RK
CN10
SP-M(U.D)
CN1
1
SP-M(R
,L)
CN12
HEATER
CN13
DISPLA
Y
CN14
E.E.
V
AL
VE
CN15
FLOA
T SW
CN16
FAN FEEDBACK
CN17
WIRED REMOTE
CONTROLLER
CN18
TEST
CN19
R.TH
CN20
P
.TH
CN21
S.TH
CN22
EXT.OUTPUT
CN23
EXT.INPUT
CN24
FLASH(MAIN)
CN25
F
LASH(SUB)
CN26
COMMUNICA
TE
SW1
FUNCTION 1
SW2
FUNCTION 2
SW3
FUNCTION 3
SW4
FUNCTION 4
SW5
INDOOR UNIT
ADDRESS 1
SW6
INDOOR UNIT
ADDRESS 2
SW7
REFRIGERANT
ADDRESS 1
SW8
REFRIGERANT
ADDRESS 2
SW9
REMOTE CONT-
ROLLER ADDRESS
SW10
MANUAL AUTO
4-3 MICROPROCESSOR FUNCTION LIST
■
INDOOR UNIT
Low
Static
Pressure
Duct
High
Static
Pressure
Duct
INDOOR UNIT TYPE
CAPACITY
(BTU/h)
– 28
–
27
29
Table of Contents
Default Chapter
3
Table of Contents
3
1 Outline of System
5
Model Construction
5
System Construction Conditions
7
Refrigerant Piping
7
System Wiring
12
Address Setting
13
Kinds of Address and Setting Range
13
2 Test Run Adjustment
19
Check Items before Test Run
19
Test Run Method
19
Outdoor Pc Board
20
Test Operation Using Remote Controller
20
Test Run Control
22
3 Refrigerant Pipe System Diagram
23
Cooling Only / Heat Pump Type
23
Heat Recovery Type
24
4 Function of Printed Circuit Board
25
Pcb Layouts
25
Microprocessor Block Diagram
26
Microprocessor Function List
28
Function and Setting of each Switch
30
Indoor Unit
30
Outdoor Unit
34
Remote Controller
36
5 Outdoor Unit Operation Control
43
Compressor Operation Control
43
Operation Stop Condition
43
Compressor Output Pattern
43
Minutes Restart Prevention (3 Min St)
43
Compressor Recovery Operation
44
Heat Exchanger Capacity Control
45
Outdoor Fan Motor Control
46
Expansion Valve 1/2 Control
48
Four-Way Valve 1 Control
49
Circulating Save Amount Control
50
Solenoid Valve 2 Control
51
Four-Way Valve 5 Control
52
Defrosting Control
53
Oil Return Control
54
Oil Recovery Control
55
Protection Function
56
Pump down Control
57
6 Indoor Unit Operation
59
Timer Control
59
Fan Control
64
Auto" Position
64
Low" "Med" and "High" Position
64
Master Control
65
Operation Mode Control
65
Cool" Position
69
Heat" Position
69
Fan" Position
70
Louver Control
71
7 Wiring Diagram
74
Electronic Expansion Valve Control
74
Auto Restart
74
Drain Pump Operation
74
Indoor Unit
74
Outdoor Unit
83
8 Troubleshooting
84
Indoor Unit
84
Normal Operation Display
84
Abnormal Operation Display
85
Outdoor Unit
88
Normal Operating Display
88
Abnormal Operation Display
89
Remote Control Unit
90
Error Code & Troubleshooting
91
Indoor Unit Troubleshooting
91
Outdoor Unit Troubleshooting
96
Central Remote Controller Troubleshooting
109
Troubleshooting (no Error Code)
114
Others 1
115
Others
124
Characteristics of Thermistor
124
Pressure Sensor
126
Electric Expansion Valve
126
Rb Unit (Heat Recovery Type Only)
126
Others
126
9 In Use of the New Refrigerant R407C
129
10 Disassembly Illustration
134
11 Parts List
180
5
Based on 1 rating
Ask a question
Give review
Questions and Answers:
Need help?
Do you have a question about the Fujitsu AB12 and is the answer not in the manual?
Ask a question
Fujitsu AB12 Specifications
General
Brand
Fujitsu
Model
AB12
Category
Air Conditioner
Language
English
Related product manuals
Fujitsu ABU36
20 pages
Fujitsu ABU22
18 pages
Fujitsu ABT18RG
17 pages
Fujitsu ABT30RG
17 pages
Fujitsu ABT24AG
17 pages
Fujitsu ABT24LB
18 pages
Fujitsu ABU36RSLX
25 pages
Fujitsu ABY18LBAJ
32 pages
Fujitsu ABYA36LCT
33 pages
Fujitsu ABY45FBAG
27 pages
Fujitsu ABU18RULX
83 pages
Fujitsu ABY14FBBJ
38 pages
To Next PageTo Next PageTo Previous PageTo Previous Page
Loading...
Need help?
General
