Hi Everyone,
I have a problem, placing an object on a surface that is similar to an old thread. place family by point-bug by @tomasz.puchala. I am experiencing something similar now where the object gets placed in a different location after re-running. 
Even though, I saw a suggestion from @Kulkul to use Python Script as per the thread FamilyInstacne.ByPoint overwrite for similar problem.
Even after trying it, I am not able to fix the issue. The family objects are been placed in different locations when re-running the script or after reopening the file. I am clueless even after using Python if the same issue is repeated, which forced me to post it again. 
I need the objects (family) to be placed on the points on the surface and where the origin of the family object is in the center of the object. I need something like this
I had attached my dynamo script and Revit file if anyone would like to have a look into the issue.
[IsoLineMethodREscripting.dyn|attachment].IsoLineMethodREscripting.dyn (191.3 KB)
Processing: Two_Room_HVAC_Plates_2022.zip…
Revit file:
It will be great if someone could help me out.
Thank you and have a nice day 
Regards
Justin
