Pool Cover Control Repair

I need help repairing the faulty control panel on my electric pool cover control system.

Requirements:
- Diagnose and fix issues with the existing control panel
- Ensure the system operates smoothly after repair

Ideal Skills and Experience:
- Experience with electric pool cover systems
- Electrical troubleshooting and repair expertise
- Familiarity with pool cover control panels
Have replaced transformer and Semikron Rectifier the problem has changed from low voltage to the control counter to the mains trip, tripping after 10 seconds