Keyword Index - Viessmann VITOCAL 242-G Installation And Service Instructions Manual

Keyword index

Keyword index
A
Air vent valve
– Primary circuit......................................................... 55
Ambient temperatures................................................10
Anode protective current............................................ 42
Anode tester...............................................................42
Appliance fuses..........................................................58
Appliance too noisy.................................................... 59
Assembly....................................................................18
– Casing............................................................... 62, 74
– Control unit and electrical equipment................64, 76
– Cylinder............................................................. 70, 84
– Heat pump module............................................66, 80
– Hydraulics......................................................... 68, 82
– Mounting set............................................................86
– Overview........................................................... 60, 72
B
BDF valve...................................................................56
Buffer temperature sensor................................... 27, 56
C
Cable cross-section
– Power cable, heat pump control unit.......................30
Cable insertion........................................................... 22
Cable routing..............................................................22
Casing door..........................................................18, 59
Checking
– Fuses...................................................................... 58
Check valve................................................................21
Circulation pump
– Connection.............................................................. 25
Cleaning cylinder........................................................41
Coding card....................................................28, 65, 77
Coding level 1............................................................ 43
Collector area.............................................................41
Collector temperature sensor.....................................28
Commissioning.............................................39, 44, 100
Commissioning assistant........................................... 43
Communication interface........................................... 28
Communication module, LON.................................... 28
Components...............................................................26
Compressor..........................................................67, 81
– Power supply.....................................................30, 31
Compressor contactor..........................................52, 53
Condensation damage............................................... 18
Connection
– Cooling circuit..........................................................22
– DHW........................................................................21
– Electrical..................................................................22
– Primary circuit................................................... 19, 20
– Secondary circuit...............................................19, 20
– Solar circuit............................................................. 21
Connection conditions................................................30
Connections......................................................... 96, 99
– Heat pump control unit............................................ 23
– Hydraulic................................................................. 19
– Overview................................................................... 8
– Preparing...................................................................9
Connection set........................................................... 20
102
Connection values
– Circulation pumps................................................... 26
– Components............................................................26
– DHW circulation pump............................................ 25
– Heating circuit pump............................................... 24
– Solar circuit pump................................................... 25
Contact humidistat............................................... 22, 27
Controller and sensor PCB...................... 52, 53, 65, 77
Control parameters.................................................... 88
Control unit
– Connections............................................................ 23
– Controller and sensor PCB..................................... 27
– Expansion PCB....................................................... 26
– Luster terminals.......................................................26
– Main PCB................................................................ 24
Cooling circuit.............................................................22
Cooling function......................................................... 48
Corrosion damage................................................42, 43
Curve
– Temperature sensor, type Pt500A...........................58
– Temperature sensor type NTC 10 k
– Temperature sensor type NTC 20 k
Cylinder
– Cleaning.................................................................. 41
– Drain & fill valve...................................................... 56
Cylinder loading pump............................................... 55
Cylinder module
– Mounting................................................................. 18
– Removing................................................................ 11
Cylinder temperature sensor....................55, 56, 65, 77
D
DHW circulation pump......................................... 21, 47
– Connection.............................................................. 25
DHW side connection.................................................21
Diaphragm grommets.................................................18
Dimensions...................................................... 8, 96, 98
Drain/fill valve.............................................................55
Drain & fill valve......................................................... 56
Drain valve................................................................. 21
– Condenser...............................................................55
– Primary pump..........................................................55
– Secondary side....................................................... 55
Drinking water filter.................................................... 21
E
EA1 extension............................................................ 28
Economy tariff............................................................ 30
Economy tariff meter............................................ 32, 33
Electrical connection.................................................. 22
Electrical connections
– Checking................................................................. 43
– Circulation pumps................................................... 26
– Controller and sensor PCB..................................... 27
– Expansion PCB....................................................... 26
– Luster terminals.......................................................26
– Main PCB................................................................ 24
– Overview........................................................... 23, 52
Electrical values................................................... 95, 98
Electric booster heater............................................... 49
......................57
Ω
......................57
Ω