133
A
Adjustable feet...................................23
Aligning the appliance........................23
Ambient temperatures........................23
Appliance MCB/fuses.........................88
Appliance too noisy............................89
Assembly, base frame
– Type BW 351.A18..........................94
– Type BWS 351.A18......................105
Assembly, casing
– Type BW 351.A18..........................93
– Type BWS 351.A18......................104
Assembly, electrical equipment
– Type BW 351.A18..........................93
– Type BWS 351.A18......................104
Assembly, heat pump module
– Type BW 351.A18..........................93
– Type BWS 351.A18......................104
Assembly, miscellaneous
– Type BW 351.A18..........................94
– Type BWS 351.A18......................105
B
Base frame assembly
– Type BW 351.A18................101, 103
– Type BWS 351.A18......................112
C
Cable cross-section...........................22
Cable lengths.....................................22
Cascade.............................................82
Casing assembly
– Type BW 351.A18..........................94
– Type BWS 351.A18......................105
Charging
– Primary side....................................70
Charging and venting the primary cir-
cuit.....................................................70
Checking diaphragm grommets.........66
Checking expansion vessel...............71
Checking MCB/fuses.........................88
Checking pressure.............................71
Checking system pressure.................71
Checking the refrigerant circuit for
leaks...................................................70
Circulation pumps
– Parameters.....................................76
Closing the heat pump.......................65
Coding level 1....................................72
Commissioning....................69, 72, 131
Commissioning order.......................131
Commissioning wizard.................71, 72
Connecting cables/leads
– Stage 1/2........................................85
Connecting the secondary circuit.......29
Connections
– Electrical.........................................30
– Hydraulic.........................................27
– On site............................................20
– Primary circuit.................................27
– Secondary circuit............................29
Connection values
– Working components................35, 40
Controller and sensor PCB................85
Controller PCB...................................49
Control parameters reports..............116
Control unit
– Controller and sensor PCB.............49
– Expansion PCB..............................40
– Main PCB.......................................35
Control unit door................................89
Cross connect PCB......................45, 85
Curve
– Temperature sensor, type NTC 10
kΩ...................................................88
– Temperature sensor, type Pt500A..88
Cylinder loading pump
– Parameters.....................................76
D
Declaration of conformity.................132
Designations for system examples......8
DHW circulation pump
– Parameters.....................................76
Diaphragm grommets........................28
Dimensions........................................20
Keyword index
Keyword index
5546 267 GB
