Hi James
Now try to do same opration in EWM.
step one pack in del before unload >> following function >> Pack and create Pallet and drop HU.
Step 2 unload to GR zone.
Now in RF create new screen which calls first step and where you can create HU and pack. same as desktop.
Then in same RF tcode call unload action WT moving from door to Gr-zone.
Regards
Suraj