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AIRSTAGE V-II
Fujitsu AIRSTAGE V-II Manuals
Manuals and User Guides for Fujitsu AIRSTAGE V-II. We have
2
Fujitsu AIRSTAGE V-II manuals available for free PDF download: Service Manual, Warranty Statement
Fujitsu AIRSTAGE V-II Service Manual (231 pages)
multi air conditioning system for buildings
Brand:
Fujitsu
| Category:
Air Conditioner
| Size: 55.73 MB
Table of Contents
3
Table of Contents
6
1 Test Run
8
Execution Procedure and Execution Precautions
8
Before Execution
10
Check Items before Power on
8
Test Run
10
Test Run Method
11
Check Items after Power on
13
Test Run from Outdoor PC Board
13
Switch Position
13
Test Run Setting
14
Test Run from Remote Controller
14
Standard Wired Remote Controller
14
Standard Wireless Remote Controller
15
Touch Panel Controller
15
Test Run Operating Procedure
17
Test Run Control
18
Field Setting and Monitor Mode List
22
2 Outdoor Unit Operation Control
24
Input / Output List
24
Outdoor Unit
25
Compressor Operation
25
Operation / Stop Condition
25
Capacity Control
26
Speed Range of Start,Stop,And Operation
26
Target Low-Pressure and High-Pressure Control
26
Cooling Starting Process
27
Heating Starting Process
28
Compressor Sequence Operation
29
Fan Control
29
Cooling Operation
30
Heating Operation
30
Intermittent Fan Mode
31
Low Noise Mode
32
Expansion Valve Control
32
Snow Falling Protection Fan Mode
32
Other Control
33
Special Operation
33
Oil Recovery Operation
33
Cooling Oil Recovery Operation
33
Heating Oil Recovery Operation
34
Pre-Heat Operation
34
Defrost Operation Control
36
Protective Function List
39
3 Indoor Unit Operation
41
"AUTO" Position
41
Fan Control
42
Operation Mode Control
41
Fan Speed Setting
41
Indoor Unit Operation
42
Master Control
44
Auto Changeover
45
"COOL" Position
45
"HEAT" Position
46
Adjusting the Direction of Air Circulation
46
Large Ceiling Type
46
Louver Control
46
Universal Floor/Ceiling Type
47
Horizontal Air Direction Adjustment
47
Swing Operation
48
About Horizontal Airflow Swing Operation
48
About Vertical Airflow SWING Operation
48
To Select Horizontal Airflow SWING Operation
48
To Stop Horizontal Airflow SWING Operation
49
Drain Pump Operation
49
Electronic Expansion Valve Control
49
Initialization
49
Operation Control
50
Function
50
Auto Restart
50
Icing Protection Control
50
Oil Recovery Operation
51
Timer Control
51
Wireless Remote Controller
51
Program Timer
51
Sleep Timer
53
Group Remote Controller
53
Weekly Timer
55
Wired Remote Controller
55
On/Off Timer
56
Weekly Timer
58
Temperature Set Back Timer
59
4 Trouble Shooting
61
Normal Operation
61
Indoor Unit Display
62
Outdoor Unit Display
61
Troubleshooting
63
Abnormal Operation
63
Error Indication Flashing Pattern
63
Indoor Unit Display
64
ERROR Transition
64
LED Display
64
Operation Button
64
Outdoor Unit Display
65
Error Code List for Outdoor Unit
66
Remote Controller Display
67
Error Code List for Simple and Wired Remote Controller
68
Trouble Level of System
70
Error History Mode
71
Trouble Shooting with Error Code (INDOOR UNIT)
79
Communication Error
81
Check Communication PCB and Controller PCB
81
Check if any Outside Cause such as Voltage Drop or Noise
81
Check the Connection
82
Check the Power Supply
82
Initial Setting Error
82
Trouble Shooting with Error Code (OUTDOOR UNIT)
83
Communication Error between Outdoor Unit
83
Noise, Momentary Open, Voltage Drop
84
Outdoor Unit Network Communication 1 Error
85
Outdoor Unit Network Communication 2 Error
86
Outdoor Unit Reverse Phase, Missing Phase Wire Error
87
Outdoor Unit EEPROM Access Error
88
Inverter Communication Error
89
Outdoor Unit EEPROM Data Error
90
Inverter Error
91
Inverter PCB Momentary Power Failure Detection
92
Magnetic Relay Error
93
Rush Current Limiting Resistor Temp Rise Protection
94
Outdoor Unit Communication PCB Parallel Communication Error
95
Discharge Temp Sensor 1 Error
96
Discharge Temp Sensor 2 Error
97
Compressor Temp Sensor 1 Error
98
Compressor Temp Sensor 2 Error
99
Outdoor Unit Heat Ex. Liquid Temp. Sensor Error
100
Outdoor Temp Sensor Error
101
Suction Gas Temp Sensor Error
102
Heat Sink Temp Sensor Error
103
Sub-Cool Heat EX. Gas Inlet Temp Sensor Error
104
Sub-Cool Heat EX. Gas Outlet Temp Sensor Error
105
Liquid Pipe Temp. Sensor 1 Error
106
Liquid Pipe Temp Sensor 2 Error
107
Current Sensor 1 Error
108
Discharge Pressure Sensor Error
109
Suction Pressure Sensor Error
110
High Pressure Switch 1 Error
111
High Pressure Switch 2 Error
112
Compressor 2 Error
113
Compressor 2 Current Value Error
114
Inverter Compressor Start up Error
115
Trip Detection
116
Compressor Motor Loss of Synchronization
117
Outdoor Unit Fan Motor Lock Error
118
Outdoor Unit Fan Motor Undervoltage
119
Outdoor Unit Fan Motor Temperature Abnormal
120
Slave Unit Error
121
Discharge Tempreture 1 Abnormal
122
Discharge Tempreture 2 Abnormal
123
Compressor 1 Tempreture Abnormal
124
Compressor 2 Tempreture Abnormal
125
High Pressure Abnormal
126
High Pressure Protection 1
127
High Pressure Protection 2
128
Low Pressure Abnormal
129
Heat Sink Temperature Abnormal
130
Auto Address Setting Error
130
Signal Amplifier Auto Address Error
131
Indoor Unit Number Shortage Error
132
Indoor Unit - no Power
132
Trouble Shooting with no Error Code
133
Outdoor Unit - no Power
134
No Operation (Power Is ON)
135
No Cooling
136
Abnormal Noise
136
Water Leaking
137
External Switch Controller (UTY-TEKX)
137
The Abnormality in Connection of Remote Controller Cable
137
Trouble Shooting for Optional Parts
138
Switch Operation Error
138
Transmission Error
139
Communication Error
139
Power Supply Error
140
Address Setting Error
140
Parallel Communication
141
Communication Error a
141
Communication Error B
142
PCB Error 1
143
Communication Error with Group Remote Controller
144
Refrigerant Circuit Address Setting Error
144
Software Error
146
Communication Error with Standard Remote Controller
147
Communication Error with Indoor Unit
149
Indoor / Outdoor Unit Error
150
PCB Error
151
Connection Error
152
System Error
153
Thermo Sensor Error
154
Indoor Unit - Remote Controller Communication Error
155
Incompatible Indoor Unit Is Connected
156
Unit Not Detected
157
Service Information
157
Backup Operation
159
Work Procedure after the Backup Operation
160
Diagnosis Method of Compressor (if Outdoor Unit 7 Segment LED Displays Error, Refer to Trouble Shooting )
160
Service Parts Information
161
Check Cause of Protector Operation
161
Check Connection
161
Check Winding Resistance
162
Inverter Compressor
165
IPM (Mounted on Inverter PCB)
167
3-Phase Diode Bridge
167
Appearance Check
167
Electric Check
168
Reactor (DC Fan)
168
Reactor (INV)
169
Resistor, Cement
170
Magnetic Relay
170
Terminal
171
Indoor Unit Electronic Expansion Valve
173
Outdoor Unit Electronic Expansion Valve
175
Outdoor Unit Solenoid Valve
175
Protection Function
176
4-WAY Valve
177
Indoor Unit Fan Motor
184
Discharge Pressure Sensor
184
Suction Pressure Sensor
185
Pressure Switch 1,2
186
Thermistor
187
5 Appending Data
189
Refrigerant Circuit
192
Symbol Description
193
Wiring Diagram
193
Indoor Unit
209
Outdoor Unit
212
Characteristics of Sensors
212
Pressure Senser
213
Thermistor Resistance
214
Saturation Temperature and Saturation Pressure Tables (R410A)
215
Temperature and Pressure of Refrigerant (Graph)
216
6 Disassembly Process
218
Disassembly Process
218
Appearance
218
Panel Top Removal
218
Control Box Cover Removal
219
Layout Plan in Control Box
220
Main PCB Removal
221
Inverter PCB Removal
222
Panel BTM Removal
222
Conduit Plate Removal
223
Control Box Open
224
Thermistors Removal
224
Solenoid Coils Removal
224
EEV Coils Removal
224
Pressure Sensors Removal
225
Fan Motor Removal
225
Comp Box Cover Removal
226
Compressor Removal
229
Precautions for Exchange of Refrigerant-Cycle-Parts
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Fujitsu AIRSTAGE V-II Warranty Statement (2 pages)
Brand:
Fujitsu
| Category:
Air Conditioner
| Size: 0.05 MB
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