1+ Cover panel  
2+ Panel cover  
3+ Cover  
4+ Self tapping screw  
5+ Plain washer  
6+ Cover  
7+ Self tapping screw  
8+ Plain washer  
9+ Access plug  
10+ Blanking panel  
11+ Plate  
12+ Self tapping screw  

The part numbers in the assembly image below relate to the product number in the table. Clicking on the part number will open up the relevant part details.