[makkan00]

Originally Posted by e90TiAg335i

You pushed too hard on them while installing them. That caused the gears to disengage. You'll need to remove the covers from the white boxes behind the cluster and reseat the worm gear. The covers have two tabs that are melted down in recesses that you have to remove to take the cover off.

Thanks very much.
Really appreciate your input. I have done it many times on many clusters, but this time it happened with bimmian needles.
I had to push hard so that they can sit on metallic needle.
I will give it a go as you explained and will get back.
Cheers.