Installer manual Fleck 5800 LXT - Maintenance
68 / 96 Ref. MKT-IM-005 / F - 30.04.2020
9.4.3 Controller replacement
1. Press the cover clips (2) on each side and open the cover (1).
2. Press the board clips (3) and release the controller (4).
3. Disconnect the old controller.
4. Connect the new controller, see Electrical connections [
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Page44]
5. Reverse above procedure steps to rebuild.