Keyword Index - Viessmann VITODENS 242-F Technical Manual

Keyword index

A
Accessories
■ for control units.............................................................................85
Anti-corrosion agents.......................................................................70
Antifreeze.........................................................................................71
Assembly kit...............................................................................35, 42
B
Balanced flue operation...................................................................47
Boiler water temperature sensor................................................82, 84
C
Collector selection............................................................................75
Condensate......................................................................................69
Condensate connection...................................................................69
Connections on the DHW side.........................................................68
Constant temperature control unit
■ Frost protection function...............................................................82
■ Functions......................................................................................81
■ Heating programs.........................................................................82
■ Layout...........................................................................................81
■ Programming unit..........................................................................81
■ Standard unit.................................................................................81
Contact thermostat...........................................................................92
Control unit
■ for constant temperature operation...............................................81
■ for weather-compensated operation.............................................82
Cooling line......................................................................................72
Coverage..........................................................................................76
D
Decision-making aids regarding DHW heating................................66
DHW circulation...............................................................................69
DHW heating....................................................................................66
E
Electrical connection........................................................................48
ENEV...............................................................................................83
Expansion vessel
■ Heating circuit...............................................................................71
■ Solar circuit...................................................................................72
Extension AM1.................................................................................94
Extension EA1..................................................................................95
F
Fill water...........................................................................................71
Frost protection function.............................................................82, 83
G
Gas connection................................................................................48
H
Heating curve adjustment................................................................83
Hydraulic connection........................................................................70
I
Immersion thermostat......................................................................92
Initial heat-up....................................................................................71
Installation conditions.......................................................................47
Installation options...........................................................................75
Installation room...............................................................................47
Interlocking circuit............................................................................47
Interlock switch.................................................................................48
K
KM BUS distributor...........................................................................93
VITODENS
L
Leads/cables....................................................................................48
Level.................................................................................................83
Liquid content...................................................................................74
LON communication module............................................................92
Low loss header...............................................................................75
Low water indicator..........................................................................71
M
Mixer extension
■ Integral mixer motor......................................................................90
■ Separate mixer motor...................................................................91
Mixer extension kit
■ Integral mixer motor......................................................................90
■ Separate mixer motor...................................................................91
Mounting base for programming unit...............................................89
N
Neutralisation...................................................................................69
Neutralising system..........................................................................70
O
Open flue operation..........................................................................47
Open Therm.....................................................................................92
Orientation of the solar thermal system...........................................75
Outside temperature sensor.............................................................84
P
Primary store....................................................................4, 20, 66, 68
Protection.........................................................................................48
R
Room temperature controller.....................................................86, 87
Room temperature sensor...............................................................89
Room thermostat..................................................................85, 86, 87
S
Safety assembly to DIN 1988...........................................................68
, 73 Safety equipment.............................................................................71
Safety valve......................................................................................71
Shade...............................................................................................75
Sizing the solar thermal system.......................................................75
Slope................................................................................................83
Solar control module........................................................................84
■ Specification..................................................................................85
Solar coverage.................................................................................76
Solar thermal system.......................................................................75
Specification
■ Solar control module.....................................................................85
Stagnation........................................................................................72
Standard unit....................................................................................82
Steam production capacity...............................................................72
Steam range.....................................................................................72
System design..................................................................................70
T
Temperature sensor
■ Boiler water temperature.........................................................82, 84
■ Outside temperature.....................................................................84
■ Room temperature........................................................................89
Thermally activated safety shut-off valve.........................................49
Thermostat
■ Contact temperature.....................................................................92
■ Immersion temperature.................................................................92
Time switch......................................................................................83
VIESMANN
97