Viessmann Vitocal 242-S Installation And Service Instructions Manual page 148

Keyword index
Keyword index
Overflow valve...................................43
Overview
■ Electrical connections.....................94
■ Internal components.................96, 98
■ Pumps......................................96, 98
■ Sensors....................................96, 98
■ Valves.......................................96, 98
P
Parameters
■ Cooling function..............................90
■ External functions...........................88
■ For on-site components..................87
■ For the heat pump..........................86
■ Pumps............................................87
■ Swimming pool water heating.........90
Parameter settings
■ Electric booster heater....................90
■ For DHW circulation pump.............87
■ For extension kit, mixer..................87
■ For heating circuit pump.................87
■ For remote control..........................87
■ For solar thermal system................89
■ For system scheme........................17
■ For Vitocom 100.............................88
■ Instantaneous heating water heater90
Parts lists.................................107, 117
PCB
■ For BUS connection.......................58
PCBs..................................................50
Performance data, cooling...............136
Photovoltaic.......................................92
Pipe bends, flaring.............................38
Pipe bends as anti-vibration mounts..20
Pipe ends, flaring...............................36
Pipe knock-out...................................31
Pipe openings
■ For refrigerant lines..................36, 37
Pipes, securing..................................36
Pipe separator....................................44
Pipe sleeve..........................................8
148
(cont.)
Power cable...................................9, 62
■ External unit....................................63
■ Heat pump control unit...................48
■ Instantaneous heating water heater64
■ Switching module for instantaneous
heating water heater.......................48
Power-OFF..................................63, 64
■ Floating contact connection............54
■ Power supply with load disconnec-
tion..................................................66
■ Without on-site load disconnection.65
Power-OFF contact..............................9
Power-OFF signal..............................65
Power supply
■ Compressor....................................59
■ External unit..............................16, 63
■ General information........................61
■ Heating water heat pump control
unit..................................................55
■ Heat pump control unit.......62, 65, 66
■ Instantaneous heating water
heater.................................16, 50, 64
■ Internal unit.....................................16
■ Recommended power cables...........9
■ With own energy consumption.......67
■ With power-OFF.............................65
Pre-charge pressure checking expan-
sion vessel.........................................77
Pressure, checking............................79
Pressure gauge..................................43
Pressure gauge connection...............44
Pressure gauge set............................74
Pressure load.....................................23
Pressure reducer...............................44
Pressure sensor.................................97
Pressure test......................................69
Protective gloves....................72, 75, 76
Pumps....................................87, 96, 98
Q
Quick-action air vent valve...........43, 78