118
Electrical connections........................33
– Heat pump................................21, 23
– Heat pump control unit...................26
Electrical power consumption..........113
Electric booster heater.......................75
Electronic expansion valve..........80, 90
Energy efficiency ratio EER.............113
Energy meter.....................................76
Evaporator.........................................88
Expansion PCB............................34, 39
Expansion vessel...............................13
Expansion vessel, checking...............64
Extended menu..................................69
External extension.............................72
External functions..............................72
F
Fan terminals.....................................24
Feed...................................................52
Filling..................................................62
Filling and venting on the secondary
side....................................................62
Fill level sensor............................81, 91
Fill water.............................................62
Filter dryer....................................80, 90
Flow switch..................................80, 90
Flow temperature.............................113
Flow temperature for external
demand..............................................74
Flow temperature sensor, secondary cir-
cuit...............................................16, 19
Foundation
– Dimensions.....................................10
– Requirements...................................9
Frost protection..................................13
Frost protection function......................8
Fuse F1..............................................83
Fuse F3..............................................83
Fuse protection................................114
H
Heating circuit connection..................19
Heating circuit pump..........................71
Heating water flow...............................7
– Connection.....................................18
Heating water return............................7
– Connection.....................................18
Heat pump
– Cleaning.........................................65
– Closing......................................57, 77
– Siting...........................................8, 17
– Starting...........................................66
Heat pump control unit.......................13
– Adaptation......................................30
– Fitting..............................................26
– Open...............................................28
High pressure sensor...................80, 91
Hydraulic connecting lines.................13
Hydraulic connections........................11
Hydraulic connection set........11, 12, 13
Hydraulic lines........................12, 13, 15
Hydraulic parameters.......................102
I
Ice formation........................................8
Immersion heater...............................43
Inspection...........................................61
Instantaneous heating water heater
– Parameters.....................................75
Instructing the system user................77
Intended use........................................6
Intermediate injection solenoid
valve.............................................81, 91
Internal components..........................80
Isolators.............................................51
K
KG conduit.........................................14
KM BUS distributor............................48
L
Laying
– Cables............................................12
– Hydraulic lines................................12
Line entry...........................................13
Liquid gas temperature sensor..........80
Keyword index
Keyword index
(cont.)
5516 436 GB
