137
S
Safety assembly.................................76
Safety connections.............................54
Safety goggles.......................71, 73, 75
Safety instructions
■ Refrigerant......................................75
Safety valve.......................................76
Secondary circuit
■ Connecting.....................................41
■ Filling and venting...........................75
Secondary pump................................56
Selecting the parameter group...........82
Sensor PCB.......................................56
Sensors........................................91, 92
Service menu
■ Calling up........................................82
■ Disabling.........................................82
■ Enabling..........................................81
Service position..................................90
Service valve
■ External unit..............................71, 74
Setting parameters.............................82
Shut-off valve.....................................56
Signal connections.............................54
Siting
■ Between walls.................................28
■ Conditions.......................................28
■ External unit..............................27, 31
■ Freestanding...................................28
■ In recesses.....................................28
■ Internal unit.....................................32
Siting the external unit.......................27
Sound insulation................................32
Specification.....................................125
Start sequence, heat pump................79
Supplementary heating facility...........29
Support for floor mounting.................31
Supports for floor mounting................28
Switching contacts
■ Contact humidistat..........................42
Switching on appliance......................79
System schemes..........................11, 19
System schemes, overview.................9
T
Temperature limiter............................48
Temperature sensor
■ Compressor head (CTT).....93, 94, 95
■ Evaporator (OMT)...............93, 94, 95
■ Evaporator air intake (OAT)93, 94, 95
■ Evaporator refrigerant inlet
(OCT)..................................93, 94, 95
■ NTC curve................................97, 98
Temperature sensor, air intake, evapo-
rator....................................................96
Temperature sensor, compressor
head...................................................96
Temperature sensor, evaporator.......96
Temperature sensor, liquid gas.........96
Temperature sensor, refrigerant inlet,
evaporator..........................................96
Temperature sensors.........................56
Temperature sensor type Ni 500
■ Curve..............................................97
Temperature sensor type Pt 500
■ Curve..............................................97
Terminating service............................82
Tightness test
■ Annual............................................74
Tilt angle............................................27
Torque
■ For refrigerant lines..................38, 40
■ Service valve union nut..................74
Transport......................................27, 32
U
Underfloor heating.............................48
Underfloor heating circuit...................48
V
Vacuum gauge...................................72
Vacuum pump....................................73
Venting...............................................75
Vibration insulation.............................29
Vitocom..............................................84
Keyword index
Keyword index
(cont.)
5604 692 GB
