Technical Update: Looking Beneath the Covers – Assessing Our Spare Ground Power Unit
While work on XV232 continues, another important task took place this weekend that will play a key role in the aircraft’s future at RAF Manston History Museum.
Graham and one of our volunteers carried out an initial mechanical assessment of the additional Ground Power Unit (GPU) that has recently joined the project.

For those unfamiliar with ground operations, the GPU is effectively the aircraft’s external power station. Before an aircraft’s own engines are running, the GPU supplies electrical power for essential systems and maintenance activities. It could become an invaluable part of supporting XV232 once she has been reassembled at her new home.
Rather than simply attempting to start the unit after years of inactivity, the sensible approach is to understand exactly what we’re working with first.
The inspection involved a careful mechanical overview of the engine and its major systems, identifying the work required before any attempt is made to bring it back to life. As with any historic piece of engineering, preparation is everything. Fluids, filters, fuel systems, cooling systems, belts, hoses and electrical components all need to be checked and, where necessary, serviced before the engine is turned over.

The good news is that we now have a clear plan of action.
That means we can begin working through the recommissioning tasks methodically, reducing the risk of causing unnecessary damage and giving the unit the best possible chance of running successfully when the time comes.
Like XV232 herself, the GPU is an important piece of engineering heritage. Returning it to service will not only help support the aircraft during restoration but will also allow visitors to see more of the specialist equipment that once kept RAF Nimrods operating around the world.
If you have experience or would like to offer assistance with the refurbishment, please get in touch with us at crew@xv232.com.
Every inspection, every assessment and every plan we complete is another step towards preserving not just an aircraft, but the knowledge, skills and equipment that supported Britain’s maritime patrol force for decades.
We’ll keep everyone updated as work progresses towards the day we make that first attempt to bring the GPU back into life.
If you’d like to support the relocation and preservation of XV232, please consider making a donation. Every contribution, large or small, helps fund the specialist equipment, transport and engineering work needed to secure her future at RAF Manston History Museum.
Thank you for being part of the journey.
https://www.zeffy.com/en-GB/donation-form/save-nimrod-xv232-help-us-secure-her-future-2

