Forum

Share:
Notifications
Clear all

Fault code 921 in allen bradley PowerFlex 753 drive

1 Posts
1 Users
0 Reactions
190 Views
Posts: 18330
Admin
Topic starter
(@click2electro)
Member
Joined: 4 years ago

Cause : Control Task Stall comes when control task stalled. This fault also comes when hardware issue in control card.

  • Check grounding or replace the main control board.
Share: