811 / vario lorry sliding door help reqd

[guydewdney]

does anyone know how to adjust the runners on an old 1990's 811 type sliding door? it keeps jumping off the S shaped bit at the front bottom.... cant see any adjusters.....

thanks

 

[guydewdney]

can someone please look up on the epc wdb6703632n04347 and look at the sliding door for me please and post up a screenshot?

weve worked out the top 'hanger' has a bolt type adjuster up and down, but now the rear edge is out...

thanks

(my epc access isnt working for some reason )