Fujitsu WATERSTAGE 112 - Default Chapter; Table of Contents

29/01/2010
Contents
1 Technical Characteristics ..............................................................................................6
1.1 Specifications .................................6
1.2 Performance Data ..........................6
1.2.1 Rated Performance..........................6
1.2.2 Maximum Stated Performance ........6
1.2.3 Performance Curves for Waterstage
112................................................................7
1.2.4 Performance Curves for Waterstage
140................................................................7
1.2.5 Performance Curves for Waterstage
160................................................................8
1.3 Hydraulic Characteristics ...............8
1.4 Refrigeration Diagram.................... 9
2 Installation Rules..........................................................................................................10
2.1 Heat Pump ...................................10
2.1.1 Outdoor Units.................................10
2.1.2 Hydraulic Unit.................................11
2.2 Control Terminal...........................12
2.2.1 Room Unit ......................................12
2.2.2 User Interface ................................ 12
2.3 Electrical Connections .................14
2.3.1 Installation Precautions ................. 14
2.3.2 Electrical Connection Overview..... 14
2.3.3 Hydraulic Unit Connection Diagram16
3 Getting Started..............................................................................................................17
3.1 Checks .........................................17
3.1.1 Outdoor Unit...................................17
3.1.2 Hydraulic Unit.................................17
3.1.3 Hydraulic System ...........................17
3.1.4 Electrical System ...........................17
3.1.5 Refrigeration System .....................17
3.2 Settings ........................................18
3.3 Operating Modes..........................18
3.3.1 Manual Adjustment........................ 18
3.3.2 Auto Adapt Adjustment.................. 20
3.4 Control of Electric Backups.......... 20
3.5 Domestic Hot Water.....................20
3.5.1 Principle of Operation.................... 21
3.6 Test Mode .................................... 21
3.6.1 Sensor and Input Test Mode ......... 21
3.6.2 Output Test Mode.......................... 22
4 Faults .............................................................................................................................23
4.1 Fault List.......................................23
4.1.1 Hydraulic Unit Fault........................23
4.1.2 Outdoor Unit Fault..........................25
4.2 Outdoor Unit Clearing...................26
4.2.1 Failures with Error Code ................26
4.2.2 Failures With No Error Code..........48
4.3 Sensor Values..............................52
4.3.1 Outdoor Unit Temperature
Sensors.......................................................52
4.3.2 Hydraulic Unit Temperature
Sensors.......................................................52
4.4 Service parts information..............53
4.4.1 Service parts information 1 :
Compressor ................................................ 53
4.4.2 Service parts information 2 : Inverter
compressor................................................. 54
4.4.3 Service parts information 3 : Outdoor
unit electronic expansion valve (EEV,
EEV(INJ))....................................................55
4.4.4 Service parts information 4 : Outdoor
unit solenoid valve (SV).............................. 56
4.5 Operating Limits........................... 57
5 Failures..........................................................................................................................58
5.1 Hydraulic, Electric and Refrigeration
Systems ...................................................58
5.1.1 Hydraulic System ...........................58
5.1.2 Electrical System ...........................59
5.1.3 Refrigeration System ..................... 60
5.2 Compressor Operating Checks....62
5.3 Refrigeration Circuit Leak Test ....62
5.4 Troubleshooting ...........................62