Fujitsu WATERSTAGE 112 Maintenance Document page 4

Heat Pump, Split System, Single Service, 3 phase
6 Control Settings ............................................................................................................63
6.1 General ........................................ 63
6.2 Function Table ............................. 63
6.3 Adjustment Function Details ........ 69
6.3.1 Date and Time Functions.............. 69
6.3.2 User Interface Functions............... 71
6.3.3 Time Program Functions (heating circuit
1 & 2, DHW, cooling).................................. 73
6.3.4 Heating Circuit 1 & 2 Functions .... 74
6.3.5 Cooling Circuit 1 Functions ........... 82
6.3.6 DHW Functions ............................. 89
6.3.7 Swimming Pool Functions............. 92
7 Annual Maintenance Services ...................................................................................113
7.1 Hydraulic Circuit......................... 113
7.2 Outdoor unit ............................... 113
8 Connection Diagrams.................................................................................................114
8.1 Connection Diagram of Hydraulic
Unit..........................................................114
9 Disassembly Process of Outdoor Unit......................................................................116
9.1 Appearance................................ 116
9.2 Service panel removal ............... 116
9.3 Insulation sheet removal ............ 116
9.4 Main PCB removal ..................... 117
9.5 INVERTER, PFC, FILTER, and
CAPACITOR PCB removal.................... 117
9.5.1 INVERTER PCB removal............ 118
9.5.2 PFC PCB removal....................... 118
9.5.3 FILTER PCB removal.................. 118
9.5.4 CAPACITOR PCB removal......... 119
9.6 FAN MOTOR removal................ 120
9.7 TOP PANEL removal ................. 120
9.8 PIPE COVER FRONT removal.. 120
9.9 RIGHT PANEL removal ............. 121
9.10 REACTOR removal.................... 121
10 Spare Parts..................................................................................................................126
11 Accessories.................................................................................................................127
11.1 DHW kit...................................... 127
11.2 Swimming pool kit ...................... 127
11.3 2nd circuit kit .............................. 127
11.4 Room Sensor ............................. 127
11.4.1 Room thermostat......................... 127
11.4.2 Remote control............................ 129
11.5 Boiler connection kit................... 130
11.6 Cooling kit .................................. 130
4
6.3.8 Heat Pump Functions ....................92
6.3.9 DHW Tank Functions ....................93
6.3.10 Configuration Functions.................95
6.3.11 Error Functions ..............................97
6.3.12 Maintenance / Special Operating Mode
Functions ..................................................101
6.3.13 Input / Output Testing Functions .103
6.3.14 Status Functions ..........................104
6.3.15 Generator Diagnosis Functions ...109
6.3.16 Consumer Diagnosis Functions...110
7.3 Electrical .................................... 113
7.4 Operating checks....................... 113
8.2 Connection Diagram of Outdoor
Unit.........................................................115
9.11 THERMISTOR removal ............. 121
9.11.1 HEAT EXCHANGER (OUT)
THERMISTOR ..........................................121
9.11.2 EXPANSION VALVE THERMISTOR
121
9.12 SOLENOID COIL removal ......... 122
9.12.1 4WAY VALVE ..............................122
9.12.2 INJECTION..................................122
9.13 EEV COIL removal .................... 122
9.13.1 MAIN............................................122
9.13.2 INJECTION..................................122
9.14 PRESSURE SENSOR removal . 122
9.15 COMPRESSOR removal ........... 123
9.16 Precautions for exchange of
refrigerant-cycle-parts ........................... 125
11.7 High flow rate circulation pump
kit............................................................130
11.8 Heat exchanger for swimming
pool.........................................................130
11.9 DHW tank .................................. 130
11.10 Balancing vessel........................ 130
11.11 External connect kit ................... 130
Maintenance Document 1394-1