## STAGE 1B: EQUIPMENT DELIVERY, INSTALLATION, COMMISSIONIONG AND SITE ACCEPTANCE TEST (SAT). OPERATOR TRAINING. 

This stage commence on the date following the signed acceptance of stage 1a and must not exceed three (3) consecutive months . The Contracting Authority will inform the contractor on the schedule for Equipment delivery. The schedule of Equipment installation, commissioning and operator training (training of few hours, distinct from the training defined as option) , shall mutually be agreed among the parties. It ends on the date satisfactory Equipment performance is established as attested by the signed form contained in Annex IV-Certificate of conformity of the contract and operator training has been given. The payment of this stage is conditioned by the SAT approved by JRC 

## STAGE 2A: PREVENTIVE MAINTENANCE, CALIBRATION & STAGE 2B: CORRECTIVE MAINTENANCE. 

These stages commence after stage 1b on the explicit release of the Contracting Authority. They initially last twelve (12) consecutive months and unless otherwise notified by the Contracting Authority, it is deemed to be renewed for the same duration and scope following expiry of the previous twelve (12) months period up to a maximum of three (3) renewals . Any twelve (12) months period must not end unless an onsite visit to perform preventive maintenance and calibration of the Equipment has been completed. 

The contractor has to provide to the contracting authority in maximum 2 weeks from the start of the stage, the foreseen plan for preventive maintenance and for calibration in the respective period of 12 months. The payment for Stage 2a: Preventive Maintenance, Calibration is conditioned by the JRC approval of all foreseen interventions for preventive maintenance and for calibration. 

The payment for Stage 2b: Corrective Maintenance is conditioned by the JRC approval of the corrective maintenance intervention. 

The payment for options related to training is conditioned by the JRC approval of the execution training programme. 

Corrective maintenance services and options related to training will be done through specific orders which may contain refined specifications. The contractor shall provide the offer within five working days from the request. The offer for corrective maintenance shall indicate the proposed number of working days for the manpower and the list of the spare parts, where applicable, to be replaced and the deadline for completion of the intervention. The rates for the manpower shall be those stated in annex II of the contract. Request for an offer does impose no obligation on the Commission to purchase. Only the signature of the specific order form is binding on the Commission. 

## REPORTING 

At the end of each intervention, both for the preventive and corrective maintenance, a technical report will be produced, signed by the contractor and countersigned by the JRC responsible. 

This technical report will indicate the contract number, the work performed, the working time and include a detailed list of the defects found and the parts replaced, the list of the documentation updated or modified. 

The technical reports and the documentation (completeness and correctness) shall be subject to JRC responsible approval and shall condition payment as per of the contract. 

