It is believed that tomorrows (10/01/24) 6Q01 Dollands Moor Sdgs to Acton T.C. ( https://www.realtimetrains.co.uk/service/gb-nr:K22341/2024-01-10/detailed ) is to be a new Tamper or OTM.
6Q01 Dollands Moor to Acton T.C. - On-Track Machines - Forum
6Q01 Dollands Moor to Acton T.C.
There's an onward path to West Ealing on Friday, so seems plausible.
This is DR75016