Temperature sensor, external flow line, 24
Electrical wiring diagram 3x230V, 76
Electrical wiring diagram, 1x230V, 81
Electrical wiring diagram, 3x400 V, 71
External connection options
Possible selections for AUX output, 31
External connection options (AUX), 29
Cooling mode indication, 31
Extra circulation pump, 31
Hot water circulation, 31
Optional selection for AUX output (potential-free
variable relay), 31
Extra circulation pump, 31
F
Filling , 35
Filling and venting, 35
Filling , 35
Filling the hot water heater, 35
Venting the climate system, 35
Filling the hot water heater, 35
H
Help menu, 36, 44
Hot water circulation, 31
I
Important information, 4
Compatible Air/water heat pumps, 7
Inspection of the installation, 6
Marking, 4
Outdoor modules, 7
Recovery, 5
Safety information, 4
Serial number, 5
Symbols, 4
Indoor module's design, 11
Component locations, 11
List of components, 15
Initial pressure, 17
Inspection of the installation, 6
Installation alternative, 20
Connecting cold and hot water, 20
Connecting the climate system, 20
Connecting to heat pump, 20
Connection as electric boiler, 20
Water heater with immersion heater, 20
Installation area, 8
M
Manage alarm, 63
Marking, 4
Menu 5 - SERVICE, 48
Menu system, 42
Help menu, 36, 44
Operation, 42
Scroll through the windows, 43
Selecting menu, 42
Selecting options, 43
Setting a value, 43
Use the virtual keyboard, 43
Miniature circuit-breaker, 22
N
NIBE Uplink, 29
O
OK button, 41
Only additional heat, 64
Operation, 42
Optional connections, 29
Possible selections for AUX inputs, 30
Outdoor modules, 7
Outdoor sensor, 25
P
Pipe connections, 16
Boiler and radiator volumes, 17
Dimensions and pipe connections, 19
General pipe connections, 16
Installation alternative, 20
Symbol key, 18
System diagram, 17
Pool, 40
Possible selection for AUX inputs, 30
Possible selection for AUX output (potential free variable
relay), 31
Possible selections for AUX output, 31
Post-adjustment, venting, 37
Power connection, 24
Preparations, 35
Pump speed, 37
R
Recovery, 5
Removing the cover, base board, 23
Removing the cover, immersion heater circuit board, 22
Removing the covers, 10
Removing the hatch, input circuit board, 22
Room sensor, 26
S
Safety information, 4
Marking, 4
Symbols on VVM 225, 4
Scroll through the windows, 43
Selecting menu, 42
Selecting options, 43
Serial number, 5
Service, 59
Service actions, 59
Service actions, 59
Draining the climate system, 59
Draining the hot water heater, 59
Standby mode, 59
Temperature sensor data, 60
USB service outlet, 61
Setting a value, 43
Setting hot water circulation, 39
Settings, 27
Emergency mode, 27
Setting the cooling/heating curve, 38
SG Ready, 40
NIBE VVM 225Item register88
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