Plug Fan; Frequency Inverter Setup - Dantherm DanX AF Series User Manual

4. COMMISSIONING

4.3 Plug fan

To commission the plug fans for the first time, the following actions have to be taken:
•
Check that the four measuring probes below the pressure transmitter are blanked.
•
Check if the transportation brackets have been removed.
•
Check by hand if the fan wheel is turning freely.
•
Check that all dampers in the duct system are open.
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Check if the duct system is clean and not blocked by any parts.
•
Start up the fan for a few seconds and check if the fan wheel turns in the right
direction (see arrow on fan casing). If this is not the case stop the unit, switch off the
main current and change two phases of the fan on the terminal strip.
4.3.1 Frequency inverter setup (if installed)
All frequency inverter parameters are set by the factory. For a list of parameters please refer
to chapter 8. For change of settings of the most important parameters, please refer to the
Danfoss Quick Menu booklet.
The display of the inverter I divided into four functional sections:
(A) Alphanumeric display:
(B) Menu key:
1. Parameter number und name
2. Parameter value
3. Active set up number
4. Motor running direction
5. Use the MENU key to select one of the three menus
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