Fujitsu Airstage J-II VRF Systems Manuals

Manuals and User Guides for Fujitsu Airstage J-II VRF Systems. We have 2 Fujitsu Airstage J-II VRF Systems manuals available for free PDF download: Design & Technical Manual, Service Manual

Fujitsu Airstage J-II Design & Technical Manual

Fujitsu Airstage J-II Design & Technical Manual (836 pages)

Brand: Fujitsu | Category: Heat Pump | Size: 89.84 MB

Table of Contents

1. General Information

4
- Table of Contents
  4
- Features of System
  5
- High Energy Saving
  5
- More Comfort
  8
- More Convenience
  9
- More Design Flexibility
  11
- Easy Installation
  12
- Easy Maintenance
  13
- Model Line up
  14
- Outdoor Unit
  14
- Indoor Unit
  15
- Controller
  17
- Adaptor / Convertor / Maintenance Tool
  18
- Branch Kit
  19
- Ev Kit
  20
- Cassette Grille
  20
- OTHERS (Optional Parts)
  21
- Revision Code
  24
2. Model Selection

26
- Model Selection Procedure
  28
- Model Line up
  29
- Model Selection and Capacity Calculation
  33
- Outdoor Unit
  33
- Selection Procedure of Indoor Unit and Outdoor Unit
  33
- Method of Capacity Calculation
  35
- The Example of Calculation
  36
- Capacity Table Cooling (Outdoor Unit)
  40
- Capacity Table Heating (Outdoor Unit)
  46
- Capacity Compensation Coefficient
  52
- Capacity Table Cooling (Indoor Unit)
  53
- Compact Cassette Type
  71
- Cassette Type
  73
- Low Static Pressure Duct/Concealed Floor Type
  76
- Slim Duct/Slim Concealed Floor Type
  78
- Medium Static Pressure Duct Type
  80
- High Static Pressure Duct Type
  81
- Floor / Ceiling Type
  82
- Ceiling Type
  83
- Wall Mounted Type
  84
- Wall Mounted Type
  86
3. Outdoor Units

90
- Specifications
  91
- Dimensions
  92
- Installation Space
  93
- Single Outdoor Unit Installation
  93
- Multiple Outdoor Unit Installation
  94
- Outdoor Units Installation in Multi Row
  94
- Refrigerant Circuit
  95
- Wiring Diagram
  97
- Operation Range
  98
- Noise Level Curve
  99
- Electric Characteristics
  102
- Safety Devices
  103
Table of Contents

106
- Compact Cassette Type
  108
- Cassette Type
  109
- Low Static Pressure Duct / Concealed Floor Type
  110
- Slim Duct / Slim Concealed Floor Type
  111
- Medium Static Pressure Duct Type
  112
- High Static Pressure Duct Type
  113
- Floor / Ceiling Type
  114
- Ceiling Type
  115
- Wall Mounted Type
  116
- Wall Mounted Type
  117
- Compact Cassette Type
  118
- Cassette Type
  120
- Low Static Pressure Duct / Concealed Floor Type
  123
- Slim Duct / Slim Concealed Floor Type
  124
- Medium Static Pressure Duct Type
  126
- High Static Pressure Duct Type
  127
- Floor / Ceiling Type
  128
- Ceiling Type
  129
- Low Static Pressure Duct / Concealed Floor Type
  140
- Slim Duct / Slim Concealed Floor Type
  166
- Medium Static Pressure Duct Type
  261
- High Static Pressure Duct Type
  269
- Ceiling Type (Fresh Air)
  277
- Cassette Type (Fresh Air)
  278
- Airflow
  279
- Compact Cassette Type
  281
- Noise Level Curve
  281
- Cassette Type
  283
- Low Static Pressure Duct / Concealed Floor Type
  285
- Slim Duct / Slim Concealed Floor Type
  287
- Medium Static Pressure Duct Type
  289
- High Static Pressure Duct Type
  290
- Floor / Ceiling Type
  292
- Ceiling Type
  293
5. Control System

303
- Line up of Controllers
  305
- Control System Design
  307
- System Configuration Examples
  308
- Features of Control System
  314
- Wiring System
  315
- Control Equipment Design Limitation
  316
- Control Units
  317
- System Controller
  318
- System Controller Lite
  326
- Touch Panel Controller
  335
- Central Remote Controller
  347
- Group Remote Controller
  356
- WIRED REMOTE CONTROLLER (Touch Panel)
  360
- Wired Remote Controller
  367
- Wired Remote Controller
  373
- SIMPLE REMOTE CONTROLLER (with Operation Mode)
  378
- SIMPLE REMOTE CONTROLLER (Without Operation Mode)
  383
- Wireless Remote Controller
  388
- IR RECEIVER UNIT (for ALL DUCT TYPE)
  392
- IR RECEIVER UNIT (for CASSETTE TYPE)
  395
- Remote Sensor Unit
  397
- Group Control Method
  399
- Comparison Table of Controllers
  401
- Adaptor / Convertor Units
  403
- Bacnet ® GATEWAY
  403
- Network Convertor
  403
- Network Convertor for L
  403
- On Orks
  403
- On Works
  403
- Signal Amplifier
  424
- External Switch Controller
  428
6. System Design

441
- Refrigerant System
  443
- Vrf Network System
  448
- Mounting Position
  453
- Piping Limitation
  457
- Pipe Size
  459
- Selection of Pipe Heat Insulating Material
  463
- Additional Charge Calculation
  464
- Example of Piping Design
  465
- Caution of Piping
  471
- Piping Connection
  471
- Piping to Outdoor Unit
  473
- Separation Tube
  476
- Header
  479
- Ev Kit
  482
- Electrical Wiring
  486
- Wiring Design
  486
- Power Supply Cable Wiring
  488
- Transmission Line
  492
- Controller Cable Wiring
  500
- Drain Connection
  502
- Outdoor Unit
  502
- Indoor Unit
  503
- Outdoor Unit
  514
- Standard Accessories
  514
- Indoor Unit
  515
7. Function Setting

525
- Function Setting
  527
- System Setting
  527
- System Type Setting
  527
- Address Setting
  529
- Manual Address Setting Method
  533
- Address Setting by Remote Controller
  544
- Wireless Remote Controller
  544
- Wired Remote Controller (Uty-Rnk*)
  551
- Simple Remote Controller
  556
- Wired Remote Controller (Uty-Rnr*)
  561
- Wired Remote Controller (Uty-Rlr*)
  566
- Automatic Address Setting
  571
- Signal Amplifier Automatic Address Setting
  573
- Indoor Unit Automatic Address Setting
  575
- Rb Unit Automatic Address Setting
  577
- Example Flow
  579
- Terminal Resistor Setting
  582
- Indoor Unit Connection Check
  583
- Function Setting
  586
- Outdoor Unit
  586
- VR-II Series
  589
- J-II Series
  603
- J-IIS Series
  607
- INDOOR UNIT (Setting by Switch)
  612
- INDOOR UNIT (Setting by Wireless Remote Controller)
  621
- INDOOR UNIT (Setting by Simple Remote Controller)
  640
- INDOOR UNIT (Setting by UTY-RNK*)
  640
8. External Input & Output

696
- External Input
  704
- External Input & Output
  704
- INDOOR UNIT (Setting by UTY-RLR*)
  704
- INDOOR UNIT (Setting by UTY-RNR*)
  704
- Optional Parts
  704
- Indoor Unit
  712
- External Input
  721
- Optional Parts
  721
- Rb Unit
  721
- External Input
  725
- Optional Parts
  725
- Touch Panel Controller
  725
- Central Remote Controller
  729
- External Input
  729
- External Output
  729
- Optional Parts
  729
- External Output
  732
- Optional Parts
  732
9. Notes

735
- Introduction
  736
- Refrigerant Leakage Caution
  736
- Checking Concentration Limit
  737
- Indoor Unit Installation Precautions
  739
- Installation Precautions
  739
- Outdoor Unit Installation Precautions
  742
- Compatibility of Vrf System
  743
- About Connection between Series
  747
- Piping Connection
  747
- Wiring Connection
  748
10. Optional Parts

752
- Separation Tube
  753
- Separation Tube for 2 Pipes
  756
- Separation Tube for 3 Pipes
  760
- Outdoor Unit Branch Kit
  766
- Header
  769
- Header for 2 Pipes
  770
- Header for 3 Pipes
  774
- Ev Kit
  782
- Rb Unit
  783
- Specifications
  783
- Dimensions
  784
- Installation
  786
- Refrigerant Circuit
  788
- Wiring Diagrams
  790
- Electric Characteristics
  793
- Safety Devices
  794
- Controller
  795
- Adaptor / Convertor / Maintenance
  797
- Cassette Grille
  798
- Indoor Unit
  799
- Others
  799
- Parts List
  799
- Others
  803
- Drain Pump Unit
  806
- Fresh Air Intake Kit (Model : Utz-Vxaa)
  816
- Fresh Air Intake Kit (Model : Utz-Vxga)
  823
- Auto Louver Grille Kit
  830

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Fujitsu Airstage J-II Service Manual

Fujitsu Airstage J-II Service Manual (210 pages)

small vrf system

Brand: Fujitsu | Category: Air Conditioner | Size: 58.17 MB

Table of Contents

Table of Contents
3
1 Test Run

7
2 Outdoor Unit Operation Control

27
- Outdoor Unit Operation Control
  29
- Input / Output List
  
  29
- Compressor Operation
  
  30
  - Capacity Control
    30
  - Operation / Stop Condition
    30
    
    Speed Range of Start, Stop, and Operation
    31
    
    Cooling Starting Process
    31
    
    Heating Starting Process
    32
- Fan Control
  
  33
  - Cooling Operation
    33
  - Heating Operation
    34
  - Low Noise Mode
    35
- Expansion Valve Control
  
  36
  - Other Control
    36
  - Oil Recovery Operation
    37
- Special Operation
  
  37
  - Pre-Heat Operation
    38
  - Defrost Operation Control
    38
  - Defrost Operation End Condition
    38
  - Protective Function List
    39
3 Indoor Unit Operation

43
- Fan Speed Setting
  45
- Indoor Unit Operation
  45
- Fan Control
  
  45
  - AUTO" Position
    45
- Master Control
  
  46
  - Operation Mode Control
    46
  - Auto Changeover
    48
  - COOL" Position
    49
  - "HEAT" Position
    49
- Louver Control
  
  50
  - Horizontal Air Direction Adjustment
    51
- Electronic Expansion Valve Control
  
  53
- Drain Pump Operation
  
  53
  - Special Control
    53
- Function
  
  54
  - Auto Restart
    54
  - Icing Protection Control
    54
  - Oil Recovery Operation
    54
- Timer Control
  
  55
  - Wireless Remote Controller
    55
    
    Program Timer
    55
    
    Sleep Timer
    55
  - Group Remote Controller
    57
    
    To Start / Cancel the WEEKLY Timer Operation
    57
    
    To Set the WEEKLY Timer
    57
  - Wired Remote Controller
    59
    
    To Set the ON/OFF Timer
    59
    
    Weekly Timer Setting
    60
    
    To Start /Cancel the WEEKLY Timer Operation
    61
    
    To Set the DAY off (for a Holiday)
    61
    
    Temperature Set Back Timer
    62
4 Trouble Shooting

63
- Troubleshooting
  64
- Normal Operation
  
  64
  - Indoor Unit Display
    64
  - Outdoor Unit Display
    65
- Abnormal Operation
  
  66
  - Indoor Unit Display
    66
  - Outdoor Unit Display
    67
  - Led Display
    67
  - Error Code List for Outdoor Unit
    68
  - Remote Controller Display Troubles
    69
  - Error Code List for Simple and Wired Remote Controller
    70
  - Error Code List for Group Remote Controller
    70
  - Trouble Level of System
    71
  - Error History Mode
    73
  - Trouble Shooting with Error Code (INDOOR UNIT)
    74
    
    Model Information Error (Indoor Unit Main PCB Error)
    74
    
    Power Frequency Abnormal
    75
    
    EEPROM Access Abnormal (Indoor Unit Main PCB Error)
    76
    
    Room Temperature Sensor Error
    77
    
    Heat Exchanger Inlet Sensor Error
    78
    
    Heat Exchanger Outlet Sensor Error
    79
    
    Water Drain Abnormal
    80
    
    Indoor Unit Fan Motor Error
    81
    
    Wired Remote Controller Communication Error
    82
    
    Indoor Unit Parallel Communication Error
    83
    
    Network Communication Error
    84
    
    Trouble Shooring with Error Code (OUTDOOR UNIT)
    85
    
    Initial Setting Error
    85
    
    Outdoor Unit Network Communication Errors
    86
    
    Outdoor Unit EEPROM Access Error
    88
    
    Inverter Communication Error
    89
    
    EEPROM Data Corrupted Error
    90
    
    Inverter Error
    91
    
    Inverter PCB Short Interruption Detection
    92
    
    Outdoor Unit Transmission PCB Parallel Communication Error
    93
    
    Discharge Temp Sensor Error
    94
    
    Compressor Temp Sensor Error
    95
    
    Outdoor Unit Heat Ex. Liquid Temp. Sensor Error
    96
    
    Outdoor Temp Sensor Error
    97
    
    Suction Gas Temp Sensor Error
    98
    
    Heat Sink Temp Sensor Error
    99
    
    Sub-Cool Heat EX. Gas Inlet Temp Sensor Error
    100
    
    Sub-Cool Heat EX. Gas Outlet Temp Sensor Error
    101
    
    SC.HE. Liquid Outlet Sensor Error
    102
    
    Current Sensor Error
    103
    
    Discharge Pressure Sensor Error
    104
    
    Suction Pressure Sensor Error
    105
    
    High Pressure Switch Error
    106
    
    Inverter Compressor Start up Error
    107
    
    Trip Detection
    108
    
    Compressor Motor Loss of Synchronization
    109
    
    Outdoor Unit Fan Motor Lock Error - Start up Error
    110
    
    Outdoor Unit Fan Motor Undervoltage - Lack of DC Voltage
    111
    
    Outdoor Unit Fan Motor Temp. Abnormal
    112
    
    Coil EEV1/2 Error
    113
    
    Discharge Temperature Abnormal
    114
    
    Compressor Temperature Abnormal
    115
    
    High Pressure Abnormal
    116
    
    High Pressure Protection
    117
    
    Low Pressure Abnormal
    118
    
    Auto Address Setting Error
    119
    
    Signal Amplifier Auto Address Error
    119
    
    The Number of Indoor Unit Shortage
    120
    
    Trouble Shooting with no Error Code
    121
    
    Indoor Unit - no Power
    121
    
    Outdoor Unit - no Power
    122
    
    No Operation (Power Is ON)
    123
    
    No Cooling
    124
    
    Abnormal Noise
    125
    
    Water Leaking
    125
  - Trouble Shooting for Optional Parts
    126
    
    External Switch Controller Troubleshooting
    126
    
    Power Supply Error
    126
    
    The Abnormality in Connection of Remote Controller Cable
    126
    
    Transmission Error
    127
    
    Switch Operation Error
    127
    
    Signal Amplifier Troubleshooting
    128
    
    Communication Error
    128
    
    Address Setting Error
    129
    
    Parallel Communication Error
    129
    
    Communication Errors
    130
    
    Network Convertor Troubleshooting
    131
    
    PCB Error
    131
    
    Communication Error with Group Remote Controller
    132
    
    Software Error
    133
    
    Refrigerant Circuit Address Setting Error
    133
    
    Indoor / Outdoor Unit Error
    138
    
    Connection Error
    140
    
    System Error
    141
    
    Thermo Sensor Error
    142
    
    Indoor Unit - Remote Controller Communication Error
    143
    
    Incompatible Indoor Unit Is Connected
    144
    
    Unit Not Detected
    145
    
    Service Parts Information
    146
    
    Diagnosis Method of Compressor
    146
    
    Inverter Compressor
    147
- Service Parts Information
  
  147
  - Main PCB
    148
  - Filter PCB
    148
  - Inverter PCB
    149
  - IPM (Mounted on Inverter PCB)
    150
  - Choke Coil (INV)
    151
  - Reactor Assy (DC Fan)
    151
  - Terminal
    152
  - Indoor Unit Electronic Expansion Valve (EEV)
    153
  - Outdoor Unit Electronic Expansion Valve (EEV1)
    155
  - Outdoor Unit Electronic Expansion Valve (EEV2)
    156
  - Outdoor Unit Solenoid Valve (SV2)
    157
  - Protection Function
    157
  - 4-Way Valve
    158
  - Indoor Unit Fan Motor
    159
  - Discharge Pressure Sensor
    166
  - Suction Pressure Sensor
    166
  - Pressure Switch
    167
  - Thermistor
    168
  - ACTPM (Active Filter Module)
    169
  - Circuit Diagrams
    173
- Refrigerant Circuit
  
  173
5 Appending Data

174
- Wiring Diagram
  
  174
  - Outdoor Unit
    190
- Characteristics of Sensors
  
  191

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