Press and hold the , [Main Menu] , and [OK] keys simultaneously.
Danfoss is a critical internal communication fault that typically occurs within the VLT series frequency converters (such as the FC 102, FC 202, and FC 302). It indicates that the control card is unable to communicate with the power card or that an internal CAN telegram cannot be sent . What Causes Error 1027? danfoss error 1027
: Contact an authorized Danfoss Service Partner or supplier to verify if the drive's internal components have failed. Top ten VFD tech support calls - Danfoss Press and hold the , [Main Menu] ,
If you have a similar, working Danfoss VLT drive nearby, swap the control card to see if the error follows the card or stays with the drive. Press and hold the