Viessmann Vitocal 242-S Installation And Service Instructions Manual page 130

Keyword index
Keyword index
(cont.)
Connection values
– 230 V~ components.......................................... 34, 36
– Circulation pumps............................................. 34, 36
– DHW circulation pump............................................ 35
– Heating circuit pump............................................... 34
– Solar circuit pump................................................... 35
Contact humidistat............................................... 31, 37
Contact humidistat connection................................... 37
Controller and sensor PCB.................................. 33, 37
Control parameters reports...................................... 113
Cooling....................................................................... 34
Cooling control........................................................... 34
Cooling water flow......................................................31
Copper seal ring.........................................................27
Corrosion damage................................................54, 55
Cover of external unit, fitting...................................... 47
Curve
– Temperature sensor, type Pt500A...........................74
– Temperature sensor type NTC 10 k
– Temperature sensor type NTC 20 k
– Temperature sensor type NTC 50 k
Curves, sensor........................................................... 72
Cylinder
– Drain & fill valve...................................................... 68
Cylinder, cleaning.......................................................54
Cylinder module, fitting...............................................21
Cylinder module removal........................................... 16
Cylinder temperature sensor................................67, 81
D
Data..................................................................119, 122
Declaration of conformity......................................... 128
Defrosting................................................................... 11
DHW circulation connection..................... 7, 8, 122, 125
DHW circulation pump......................................... 30, 60
– Connection.............................................................. 35
DHW connection...................................... 7, 8, 122, 125
DHW cylinder/heating water flow............................... 28
DHW side connection.................................................30
Diaphragm grommets.................................................21
Dimensions.................................................................. 7
– External unit.................................................. 121, 125
– Internal unit................................................... 121, 125
Diverter valve................................................. 69, 70, 71
Door, opening.............................................................28
Drain & fill valve......................................................... 68
Drain & fill valve, cylinder........................................... 67
Drain & fill valve, secondary circuit............................ 67
Draining secondary circuit..........................................72
Drain valve................................................................. 30
Drinking water filter.................................................... 30
E
EA1 extension............................................................ 38
Economy tariff...................................................... 42, 43
Economy tariff meter............................................ 44, 45
130
Electrical connection
– Circulation pumps............................................. 34, 36
– External unit............................................................ 40
– Internal unit............................................................. 33
– Overview................................................................. 33
– Routing cables........................................................ 32
– Temperature sensors.............................................. 37
Electrical connections, checking................................ 55
Electrical connections, external unit, checking...........56
Electrical connections, overview................................ 65
Electrical power consumption.......................... 120, 124
Electrical values
– External unit.................................................. 120, 124
– Internal unit................................................... 120, 124
Electric booster heater............................................... 62
Electricity meter..........................................................38
– Economy tariff................................................... 44, 45
– Premium tariff....................................................44, 45
................73, 74 Electronic expansion valve.............................69, 70, 71
Ω
......................73 Entry grommets....................................................21, 29
Ω
......................75 Evacuating refrigerant circuit......................................50
Ω
Evaporator......................................................69, 70, 71
Evaporator temperature sensor (OMT).......... 69, 70, 71
Expansion PCB.................................................... 33, 36
Expansion vessel................................................. 29, 54
Extended menu.......................................................... 58
Extension kit, mixer.............................................. 38, 60
External extension......................................................60
External functions.......................................................61
External unit
– Cable lengths............................................................ 8
– Checking electrical connections..............................56
– Cleaning.................................................................. 56
– Closing.................................................................... 47
– Dimensions................................................... 121, 125
– Electrical connections............................................. 40
– Electrical values............................................ 120, 124
– Fill valve...................................................... 50, 51, 52
– Installation............................................................... 10
– Internal components................................................68
– Power cable.............................................................. 9
– Power supply...........................................................42
– Refrigerant lines...................................................... 24
– Service valve...............................................50, 51, 52
– Siting....................................................................... 13
– Wall mounting..........................................................13
– Weight..................................................... 10, 121, 125
F
Fan................................................................. 69, 70, 71
Fan, checking.............................................................55
Feed........................................................................... 41
Fill hose......................................................................52
Filling
– Secondary circuit.....................................................52
– Solar circuit............................................................. 53
Fill valve............................................................... 50, 51
– External unit............................................................ 52
Fill water.....................................................................52
Fitting safety assembly...............................................29