73971 at Gartcosh73971 approaches Gartcosh with 4 new Caledonian Sleeper Mark 5's in tow on 5Z73 Polmadie - Polmadie via Garelochhead test and training run 11.4.18 On 9th April, testing and training with Caledonian Sleeper class 73's and the new Mark 5 sleeper coaches that are due to enter service later this year began.   The first run on 9th April was from Polmadie - Mossend and return.   On 10th April, 73971 and four Mark 5's headed from Polmadie - Arrochar and Tarbet and back for the Mark 5's first run on the West Highland Line.  

Onto today and 73971 worked 5Z73 from Polmadie - Garelochhead and back with Mark 5's 15001, 15302, 15301 and 15002.   They had been supposed to have turned at Arrochar and Tarbet, however with the line closed north of Garelochhead due to a sink hole having opened up on or near the track at Glen Douglas, they turned back at Garelochhead with the 73 running round.

This training run is expected to continue to run for the remainder of the week.

The photographs show 73971 approaching Gartcosh with the 4 new Caledonian Sleeper Mark 5's in tow on 5Z73 Polmadie - Polmadie via Garelochhead test and training run.

73971 at Gartcosh73971 approaches Gartcosh with 4 new Caledonian Sleeper Mark 5's in tow on 5Z73 Polmadie - Polmadie via Garelochhead test and training run 11.4.18	Mark 5's at GartcoshNew Caledonian Sleeper Mark 5's , 15001, 15302, 15301 and 15002 at Gartcosh 11.4.18	New Mark 5's at GartcoshNew Caledonian Sleeper Mark 5's , 15001, 15302, 15301 and 15002 at Gartcosh 11.4.18
73971	15001	15302
Mark 5's at GartcoshNew Caledonian Sleeper Mark 5's , 15001, 15302, 15301 and 15002 at Gartcosh 11.4.18	Mark 5's at GartcoshNew Caledonian Sleeper Mark 5's , 15001, 15302, 15301 and 15002 at Gartcosh 11.4.18	73971 at Gartcosh73971 approaches Gartcosh with 4 new Caledonian Sleeper Mark 5's in tow on 5Z73 Polmadie - Polmadie via Garelochhead test and training run 11.4.18
15301	15002	rear of 15002