* Delete 2 Part 3794a Dark Bluish Gray Plate, Modified 1 x 2 with 1 Stud without Groove (Jumper) (match ID 2)
* Delete 2 Part 3794a Reddish Brown Plate, Modified 1 x 2 with 1 Stud without Groove (Jumper) (match ID 3)
* Add 2 Part 3794b Dark Bluish Gray Plate, Modified 1 x 2 with 1 Stud with Groove (Jumper) (match ID 2)
* Add 2 Part 3794b Reddish Brown Plate, Modified 1 x 2 with 1 Stud with Groove (Jumper) (match ID 3)
Comments from Submitter:
Just disassembled the set and found that there are grooves in jumpers 1 x 2