Mortlake
710378 is seen carrying out testing with ROG in the early hours of 31-07-21. The unit is seen off the LO network at Mortlake working 5Q64 Richmond [SWR] - Richmond [LO] via Willesden Jn
710378 is seen carrying out testing with ROG in the early hours of 31-07-21. The unit is seen off the LO network at Mortlake, working 5Q63 Richmond circular via Clapham Junction
Richmond
710378 is seen carrying out testing with ROG in the early hours of 31-07-21. The unit is seen standing in the South Western Railway platforms at Richmond, ready to work 5Q63 Richmond circular via Clapham Junction
South Acton
710378 is seen carrying out testing with ROG in the early hours of 31-07-21. The unit is seen passing South Acton working 5Q61 Willesden TMD - Richmond
London Bridge
710378 is seen at London Bridge, working 5Q61 Willesden TMD - London Bridge on the night of 15-07-21. The unit was carrying out electromagnetic compatibility testing between the third rail and signalling systems.
Brondesbury
ROG 37884 is seen hauling SouthEastern 465010, 466043 and 466024 to storage working 5Q26 Gillingham EMUD - Worksop Up Reception on 28-06-21
Gatwick Airport
710377 is seen working 5Q87 Willesden TMD - Gatwick Airport CHS on 10-06-21
710377 is seen carrying out a high-speed DC test run on the Brighton Main Line. The train is seen at Gatwick Airport, having arrived with 5Q98 Gatwick CHS circular via Haywards Heath. Taken on the morning of 04-06-21
Haywards Heath
37884 is seen standing in Haywards Heath down headshunt, stabled as a thunderbird for the London Overground 710/3 test runs beween Gatwick Airport and Haywards Heath. The loco is seen on 27-05-21
Balcombe
London Overground 710377 is seen passing Balcombe working 5Q98 Gatwick CHS circular via Haywards Heath as part of high speed DC testing. Taken in the early minutes of 27 May 2021
Longhedge Junction
ROG 37601 is seen passing under the Brighton Mainline at Longhedge Jn working 0H72 Gillingham EMUD - Wembley HS after coupling tests with SE's new Class 707s on 01-04-21
37601 + 37884 are seen hauling LO 710272 following electrical testing between Dorking and Horsham under Signal Protected Zones over the last month. The train was working 5Q76 Dorking Down Siding - Willesden TMD and is seen passing through Gatwick Airport amidst its rebuild.
