That is what my support told me when I told them they are required for the god damned inventory and them not working in such locations is fucking retarded. However I was nicer about it. Oh but you should be able to do all your tasks outside the coolers freezers.
Ghosts are when the system thinks something is there but isn't. The issue you appear to be having is tied to the item merge report that should be done weekly.
We had an issue as well for a bit and we would start storing stuff in the freezer/coolers at night. Meant we could find anything that went bad and would potentially kill off any survivors.
Drain cleaning is turning into a daily task this month once stores get the new chems.
Not sure it exists anymore, the extra one I'd found was hiding in my fixture room. You may still have a barcode on it with the numbers though.
If you actually receive the fdc truck the easiest route is to use your receiving computer to do so. Add My Home to your quick links on workbench...
yp0075 is the one available on sap, you may have a different one depending on your area but it'll show all the available ones for you. You will need your PMT to modify it unless it is the mounting style you're looking for.