SiPART DR24 Connection and Component Testing

I need a technician who already works comfortably with the Siemens SiPART DR24 controller to verify every field-to-board and board-to-board connection and every component on one unit that is giving intermittent faults... (Budget: $250 - $750 CAD, Jobs: Electrical Engineering, Electronics, Local Job, Signal Processing, Technical Support, Testing / QA, Troubleshooting)