Nik - the 'press' button on the end of the stalk is to flash the Main Beams only - you pull it towards you to dip or put the Main Beams on.
And the feed aperture to the Rear Bumper should be to the rear of the Luggage Deck, if I remember correctly - or did it differ on some of the later models - UK spec might be different to the US-RHD conversions
Im so pleased to see my old car back from the emerald lsle !
If theres anything you want to know about her let me know....l had her for 19 years.