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THERM CONNECT defrost
07
WOLF run around coil systems
Switch on recirculation pump, check direction of rotation, reverse direction of rotation electrically if necessary. Run
the recirculation pump to remove residual air from the control group. Check system pressure, top up if necessary
and vent again.
07.05.03 Setting the maximum flow rate
• Start the pump on the frequency converter via "Hand On"
• Use the arrow keys to adjust the setpoint between 20 Hz and 45 Hz
• Adjust the setpoint so that the nominal flow rate (see type plate of the hydraulic unit) is adjusted at the
taco setter.
• Enter the required frequency in the table below.
• Stop the pump at the frequency converter via "Off
• On the frequency inverter, navigate via the "Main Menu" to the item 0-11 Program block and select [1] Block 1.
• Then navigate to 3-03 Maximum Reference and enter the previously determined setpoint using the arrow
keys. Enter the same value also under 6-15 Terminal 53 High Ref./Feedb. Value
• Finally, the value [9] Active block must be set again under 0-11 Program block and the main display reacti-
vated via "Status".
• Now the plant can be activated again via "Auto on".
Menu
0-11
Program block
3-03
Max. Setpoint
6-15
Terminal 53 Scal. Max. setpoint/actual
value
0-11
Program block
Menu designation
17
Setting
Display indication
Activated
[1] Block 1
parameter block
Max. Output
______
frequency
signal scaling
______
Activated
[9] Active block
parameter block
Unit
Hz
Hz
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