| Review | Major System / Platform Variant | Original | Current | Achieved | Variance (Months) | Notes | ||
| System | MRTT Aircraft | Aug 08 | Dec 08 | May 11 | 33 | 1 | ||
| Simulation Devices | Feb 09 | Dec 09 | Apr 11 | 26 | 2 | |||
| Acceptance | MRTT Aircraft - Milestone 18 - | Dec 08 | Oct 10 | Jun 11 | 29 | 1 | ||
| Simulation Devices and Simulation | May 09 | Dec 11 | Dec 11 | 31 | 2 | |||
| Full Mission Simulator Final | Feb 10 | May 12 | May 13 | 39 | 2 | |||
| Aerial Refuelling Boom System | Dec 12 | Dec 12 | Dec 12 | 0 | 3 | |||
| Contract Final Acceptance | Feb 11 | Jul 12 | May 13 | 27 | 4 | |||
| Notes | ||||||||
| 1 | Originally planned as a single-phase activity, the system integration test program for the first-of-type A330 MRTT was split into two phases to accommodate changes to the Remote Aerial Refuelling Operator console. The first phase, for civil certification of the modified aircraft, was successfully completed in February 2008. The second phase, for military certification and qualification of the modified aircraft, commenced end of December 2008, approximately six months late due to the combination of delays to the first and second conversion phases. Unexpected and continued delays experienced in the development test phase during 2009 delayed commencement of the formal certification ground and flight testing program. A Technical Certificate for certification of the A330 MRTT was issued by the Spanish military | |||||||
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| certification authority Instituto Nacional de Tecnica Aerospacial (INTA) in October 2010 and reissued in April 2011 to certify changes introduced following a serious in-flight incident and loss of the boom in January 2011 during a training flight with Portuguese F-16 fighters. Qualification testing was completed in December 2010; although two additional flights were necessary, and completed in May 2011, to complete test evidence necessary to demonstrate compliance with the contract specification. Acceptance Test & Evaluation of the first MRTT Aircraft (MRTT#3) was conducted during May 2011 as part of the Customer Acceptance Process following completion of all system integration testing and aircraft preparation for delivery. | |||||||
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| Delays to completion of the MRTT Aircraft test process has a knock-on impact to completion of testing of the Simulation Devices as the data required for its final accreditation is dependent on a targeted flight test phase conducted at the end of the formal test program. The Simulation Devices will be introduced in phased manner to recover schedule due to delays in the aircraft test program and enable initial acceptance to be completed by end-2011 and training to commence on the devices in early-2012. Final accreditation has been delayed due to the need for development and testing of further improvements to meet full capability and flow- through of changes to the Simulation Devices. | |||||||
| 3 | New milestone for acceptance of improvements to the Aerial Refuelling Boom System. | |||||||
| 4 | Rectification of all non-conformances at initial acceptance and provision of service bulletins for upgrade of delivered aircraft is required to be completed by Contract Final Acceptance. | |||||||