148
Electrical connections
– Checking................................................................. 63
– Checking the outdoor unit....................................... 65
– Overview................................................................. 77
Electrical equipment
– Outdoor unit 230 V~...................................... 108, 116
– Outdoor unit 400 V~..............................................124
Electrical values
– Indoor unit..................................................... 139, 142
– Outdoor unit.................................................. 139, 142
Electric booster heater............................................... 71
Electric heater...................................................... 35, 39
Electricity meter..........................................................42
Electronic expansion valve...................................81, 83
Evacuating the refrigerant circuit................................60
Evaporator............................................................81, 82
Evaporator temperature sensor........................... 81, 82
Expansion PCB.......................................................... 37
Expansion vessel....................................................... 63
Extended menu.......................................................... 67
External extension......................................................70
External functions.......................................................70
External heat generator..............................................71
F
Fan................................................................. 63, 81, 82
Feed........................................................................... 48
Fill hose......................................................................62
Filling
– Secondary circuit.....................................................62
Fill water.....................................................................62
Flared connections.....................................................65
Floorstanding installation........................................... 15
Floorstanding installation, outdoor unit...................... 18
Flow, DHW cylinder......................................9, 140, 144
Flow, DHW cylinder/heating water............................. 28
Flow temperature sensor
– Cooling circuit....................................................42, 83
– Heating circuit with mixer........................................ 42
– Secondary circuit...............................................79, 83
– Swimming pool........................................................42
– System.............................................................. 42, 83
Foundation..................................................... 16, 17, 18
Free running of fan, checking.....................................63
Freestanding siting.....................................................12
Front panel................................................................. 57
Frost protection for foundations..................... 16, 17, 18
Frost stat.................................................................... 41
Function test...............................................................76
Fuse
– F1............................................................................ 87
– F3............................................................................ 87
– Max. power loss...................................................... 87
Fuses......................................................................... 87
G
Gravel bed
– As condensate drain............................................... 18
Gravel bed for condensate...................................16, 19
Ground level installation.............................................17
H
Heat exchanger cleaning........................................... 64
Heating circuit pump............................................ 36, 69
Heating water buffer cylinder bypass......................... 36
Heating water flow..................................9, 28, 140, 144
Heating water return...............................9, 28, 140, 144
Heat pump
– Checking for noise.................................................. 76
– Closing.............................................................. 56, 65
– Opening...................................................................59
– Starting....................................................................66
Heat pump cascade................................................... 75
– Minimum clearances............................................... 15
– Power-OFF signal connection.................................54
Heat pump control unit power cable...........................30
Height differential, indoor unit-outdoor unit................ 24
High limit safety cut-out........................................76, 79
High pressure fault..................................................... 13
High pressure switch..................................................82
Hot gas line............................................ 8, 60, 140, 144
Hot gas temperature sensor.................................79, 83
Hydraulic assembly
– Indoor unit............................................................... 98
Hydraulic parameters............................................... 126
Hydraulic parts
– Indoor unit............................................................... 98
I
Immersion heater................................................. 39, 72
Indoor unit
– Cable lengths.......................................................... 30
– Closing.................................................................... 57
– Dimensions............................................... 8, 140, 143
– Electrical connection............................................... 34
– Electrical values............................................ 139, 142
– Installation............................................................... 21
– Instantaneous heating water heater power supply..50
– Internal components................................................79
– Refrigerant lines...................................................... 26
– Service valve...........................................................79
– Siting....................................................................... 21
– Transport.................................................................21
– Wall mounting..........................................................22
Indoor unit, purging.................................................... 59
Inspection...................................................................59
Installation
– Indoor unit............................................................... 21
– Outdoor unit............................................................ 12
Installation, outdoor unit
– Bracket set for wall mounting.................................. 12
– Supports for floorstanding installation..................... 12
Installation information............................................... 12
Installation location requirements
– Indoor unit............................................................... 21
Instantaneous heating water heater.........35, 39, 71, 79
– High limit safety cut-out, reset.................................76
– Power cable............................................................ 30
– Power supply...........................................................50
– Specification..................................................139, 142
Instructing the system user........................................ 76
Keyword index
Keyword index
(cont.)
5790 931 GB
