134
F
Fan.........................................93, 94, 95
Fan, checking.....................................78
Fill hose..............................................74
Filling
■ Refrigerant circuit...........................73
Filling a refrigerant circuit...................73
Filling capacity
■ Refrigerant......................................74
Filling refrigerant lines........................73
Fill valve
■ External unit....................................74
Fill water.............................................75
Floor mounting
■ External unit....................................31
Flow, DHW cylinder.........................129
Flow, DHW cylinder/heating water.....41
Flow temperature sensor, cooling cir-
cuit.....................................................96
Flow temperature sensor, secondary cir-
cuit.....................................................96
Flow temperature sensor, system......96
Freestanding siting.............................28
Front panel.........................................66
Function check...................................87
Fuse F1..............................................98
Fuse F101..........................................98
Fuse F3..............................................98
Fuse protection
■ Power supply, external unit............62
Fuse rating
■ Power supply, instantaneous heating
water heater....................................63
Fuses...........................................47, 98
G
Gravel bed
■ As condensate drain.......................32
H
Heat exchanger cleaning...................78
Heating circuit pump..........................83
Heating output subject to type...........82
Heating water flow...........................129
Heating water return........................129
Heating water return/heating water
flow.....................................................41
Heat pump, starting............................79
Heat pump control unit
■ Power cable......................................9
Height differential from internal unit-
external unit.......................................35
High pressure fault.............................27
Hot gas line
■ External unit....................................38
■ Internal unit.....................................40
Hydraulic installation scheme......12, 20
Hydraulic parameters.......................120
Hydraulics assembly
■ External unit, type AWB/AWB-AC
201.B10, B13................................118
I
Immersion heater...............................53
Inspection...........................................70
Installation
■ External unit....................................27
■ Internal unit.....................................32
Installation, external unit
■ Bracket set for wall mounting.........28
■ Supports for floor mounting............28
Installation location requirements
■ Internal unit.....................................32
Installation scheme..........12, 14, 20, 22
Installation site requirements
■ External unit....................................27
Instantaneous heating water heater 47
■ Enable............................................86
■ Parameter settings.........................86
■ Power cable......................................9
■ Resetting the high limit safety cut-
out...................................................87
■ Specification.................................127
Instructing the system user................87
Interface PCB.....................................57
Keyword index
Keyword index
(cont.)
5604 692 GB