interior mains plug cover removal

[jeza]

hi. I'm trying to remove the sprung flap on one of the plug sockets in my adria .I cannot see how and obviously don't want to break the main housing. any advice very welcome.

 

[jeza]

 

[birdman101]

Does the square front just prise off,leaving the round socket which then gives acces to te screws holding the socket in place