Viessmann Vitocal 222-S Installation And Service Instructions For Contractors page 155

Keyword index
(cont.)
Electrical connection
– Cable insertion........................................................ 46
– Indoor unit............................................................... 38
– Overview........................................................... 38, 47
– Pumps..................................................................... 39
– Routing cables........................................................ 35
– Sensors................................................................... 44
Electrical connections
– Checking................................................................. 70
– Checking the outdoor unit....................................... 72
– Overview................................................................. 83
Electrical equipment
– Outdoor unit 230 V~...................................... 116, 124
– Outdoor unit 400 V~..............................................132
Electrical values
– Indoor unit..................................................... 145, 149
– Outdoor unit.................................................. 145, 149
Electric booster heater............................................... 78
Electric heater...................................................... 39, 42
Electricity meter..........................................................44
Electronic expansion valve...................................87, 89
Evacuating the refrigerant circuit................................61
Evaporator............................................................87, 88
Evaporator temperature sensor........................... 87, 88
Expansion PCB.......................................................... 41
Expansion vessel................................................. 65, 66
Extended menu.......................................................... 74
Extension kit, mixer.................................................... 76
External extension......................................................77
External functions.......................................................77
F
Fan................................................................. 70, 87, 88
Feed........................................................................... 50
Fill hose......................................................................63
Filling
– Secondary circuit.....................................................64
Fill water.....................................................................64
Finished floor..............................................................22
Flared connections.....................................................72
Floor load............................................................. 20, 22
Floorstanding installation........................................... 15
Floorstanding installation, outdoor unit...................... 17
Flow, DHW cylinder/heating water............................. 28
Flow regulating valve................................................. 29
Flow temperature sensor
– Cooling circuit....................................................44, 89
– Heating circuit with mixer........................................ 44
– Secondary circuit...............................................85, 89
– System.............................................................. 44, 89
Foundation..................................................... 15, 16, 17
Free running of fan, checking.....................................70
Freestanding siting.....................................................12
Front panel................................................................. 58
Frost protection for foundations..................... 15, 16, 17
Frost stat.................................................................... 43
Function test...............................................................82
Fuse
– F1............................................................................ 93
– F3............................................................................ 93
– Max. power loss...................................................... 93
Fuses......................................................................... 93
G
Gravel bed
– As condensate drain............................................... 17
Gravel bed for condensate...................................15, 18
Ground level installation.............................................16
H
Heat exchanger cleaning........................................... 71
Heating circuit pump............................................ 39, 76
Heating water buffer cylinder bypass......................... 40
Heating water flow..................................9, 28, 147, 150
Heating water return...............................9, 28, 147, 150
Heat pump
– Checking for noise.................................................. 81
– Closing.............................................................. 57, 72
– Opening...................................................................60
– Starting....................................................................73
Heat pump control unit power cable...........................33
Height differential, indoor unit-outdoor unit................ 24
High limit safety cut-out........................................82, 85
High pressure fault..................................................... 13
High pressure switch..................................................88
Hot gas line................................................ 61, 147, 151
Hot gas temperature sensor.................................85, 89
Hydraulic connection set............................................ 22
Hydraulic parameters............................................... 134
Hydraulic terminal area.............................................. 29
I
Impressed current anode........................................... 68
Indoor unit
– Cable lengths.......................................................... 33
– Closing.................................................................... 58
– Dimensions................................................... 146, 150
– Electrical connection............................................... 38
– Electrical values............................................ 145, 149
– Installation............................................................... 20
– Instantaneous heating water heater power supply..52
– Internal components................................................85
– Refrigerant lines...................................................... 27
– Service valve...........................................................85
– Siting....................................................................... 20
– Transport................................................................. 20
– Weight........................................................... 146, 150
Indoor unit, purging.................................................... 60
Inspection...................................................................60
Installation
– Indoor unit............................................................... 20
– Outdoor unit............................................................ 12
Installation, outdoor unit
– Bracket set for wall mounting.................................. 12
– Supports for floorstanding installation..................... 12
Installation information............................................... 12
Keyword index
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