Viessmann Vitocal 300-G Installation And Service Instructions Manual page 129

Keyword index
A
Adjustable feet........................................................... 21
Air vent valve
– Primary side...................................................... 70, 71
– Secondary side................................................. 70, 71
Ambient temperatures................................................19
Appliance alignment...................................................21
Appliance fuse............................................................74
Appliance too noisy.................................................... 75
Assemblies...................................................77, 89, 101
Assembly
– Casing....................................................... 80, 92, 104
– Electrical equipment..................................82, 94, 106
– Heat pump module....................................84, 96, 108
– Hydraulics..................................................86, 98, 110
B
Boiler water temperature sensor, external heat genera-
tor......................................................................... 38, 72
Brine/water heat pump................................................. 7
Brine accessory pack..................................... 10, 12, 15
Buffer temperature sensor................................... 38, 72
C
Cable length......................................................... 24, 43
Cables........................................................................ 26
Casing door..........................................................69, 75
Central fault message................................................ 34
Checking
– Fuse........................................................................ 74
– Sensors................................................................... 71
Checking expansion vessel........................................55
Checking pressure..................................................... 55
Checking system pressure.........................................55
Checking the refrigerant circuit for leaks....................53
Circulation pump for cylinder heating.............29, 58, 70
– PWM signal............................................................. 39
Circulation pump for DHW reheating......................... 58
Circulation pumps...................................................... 58
Coding card................................................................39
Coding level 1............................................................ 55
Commissioning.............................................53, 55, 127
Commissioning assistant........................................... 55
Commissioning order............................................... 127
Commissioning wizard............................................... 55
Compressor..........................................................70, 71
– Power cable............................................................ 24
Compressor contactor................................................67
Condensation in the heat pump module.................... 75
Condenser..................................................................70
Connecting lead......................................................... 68
Connections............................................................... 17
– Electrical..................................................................24
– Hydraulic................................................................. 22
– Primary circuit......................................................... 22
– Secondary circuit.....................................................23
Contact humidistat..................................................... 38
Controller and sensor PCB............................ 28, 38, 67
Control parameters reports...................................... 112
Cooling function............................................. 29, 30, 60
Cross connect PCB........................................28, 36, 67
Cylinder loading pump............................................... 29
– Parameters..............................................................58
Cylinder temperature sensor......................................72
– Bottom.....................................................................38
– Top.......................................................................... 38
D
Delivery well................................................... 10, 12, 15
Designations in system examples................................9
DHW circulation pump......................................... 30, 58
Diaphragm grommets.....................................23, 51, 75
Dimensions................................................................ 17
Dirt trap.......................................................... 10, 12, 15
Drain valve
– Primary side............................................................ 71
– Secondary side................................................. 70, 71
E
Earth connections...................................................... 53
Economy tariff............................................................ 42
Economy tariff meter................................ 43, 44, 45, 46
EEV PCB..............................................................67, 68
Electrical connection............................................ 24, 27
– Heat pump control unit............................................ 28
Electrical connections
– Cables, routing........................................................ 26
– Checking................................................................. 55
– Controller and sensor PCB..................................... 38
– Cross connect PCB.................................................36
– Expansion PCB....................................................... 32
– Main PCB................................................................ 28
– Overview................................................................. 67
Electric booster heater............................................... 61
Electronic expansion valve...................................70, 71
Electronic expansion valve EEV.................................. 7
Evaporator..................................................................70
Expansion PCB.................................................... 28, 32
Expansion PCB on main PCB....................................67
Expansion vessel................................................. 23, 54
– Checking the pre-charge pressure..........................54
Extended menu.......................................................... 56
External extension......................................................59
External functions.......................................................59
External heat generator..............................................61
F
Feed......................................................... 43, 44, 45, 46
Filling
– Primary side............................................................ 54
– Secondary side....................................................... 54
Fill water.....................................................................54
Filter dryer.................................................................. 71
Floor load................................................................... 19
Floor unevenness.......................................................21
Flow
– DHW cylinder.......................................................... 70
– Primary circuit......................................................... 70
Flow switch.....................................................10, 12, 15
Keyword index
129