Viessmann VITOCAL 222-S Installation And Service Instructions Manual page 139

Keyword index
Protective gloves....................69, 72, 73
Pumps....................................85, 91, 93
Q
Quick-action air vent valve...........43, 75
R
Radiator heating circuit......................14
RCD...................................................63
Recommended power cables..............9
Reducer, connecting..........................40
Refrigerant ..................................32, 72
■ Filling capacity................................72
■ Properties.......................................73
■ Safety instructions..........................73
■ Skin contact..............................69, 72
Refrigerant circuit
■ Specification.................................128
■ Tightness test.................................73
Refrigerant circuit, filling.....................72
Refrigerant circuit evacuation............69
Refrigerant line
■ Installing oil lift bends.....................32
Refrigerant lines...................................8
■ Line length......................................33
■ Line lengths....................................72
■ Mounting union nuts.......................35
■ Nuts, removing...............................38
■ Nuts, sliding on...............................40
■ Undoing union nuts.........................35
Refrigerant lines, connecting. 32, 34, 36
Refrigerant lines, filling.......................72
Refrigerant lines, securing.................38
Refrigerant lines evacuation..............69
Refrigerant properties........................73
Remote control.......................13, 14, 56
■ Parameter settings.........................85
Removing magnesium anode............79
Removing programmining unit cover. 90
Repairs...............................................89
Repair work........................................68
Replacing magnesium anode............79
Replacing union nuts.........................35
(cont.)
Report
■ Control parameters.......................121
Reports............................................121
Required parameter settings
■ For system scheme........................17
Reset button
■ For instantaneous heating water
heater.............................................87
Return temperature sensor, secondary
circuit..................................................92
Ripple control receiver.................63, 64
Room height.......................................23
Room temperature sensor
■ Curve..............................................97
■ For direct heating/cooling circuit.....55
■ For separate cooling circuit............55
Room volume.....................................24
Rubber mounts..................................23
S
Safety assembly.................................43
Safety chain.......................................55
Safety goggles.......................69, 72, 73
Safety instructions
■ Refrigerant......................................73
Safety terminals.................................53
Safety valve...........................43, 44, 45
Scheme................................................9
Sealing faces.....................................31
Sealing tape
■ For side panels...............................31
Sealing the appliance.........................31
Seal rings
■ Checking seating............................75
Secondary circuit, filling.....................43
Secondary circuit, filling and vent-
ing................................................74, 75
Secondary circuit, venting..................43
Secondary circuit connection set.......43
Secondary pump..........................13, 92
Selecting the parameter group...........84
Sensors........................................91, 93
Keyword index
139