iMac 2008 24 Inch (Spear & Repair) (NW10)

iMac 2008 24 Inch | 2.8GHz Core 2 Duo | 4GB RAM | 320GB Hard Drive. This iMac is running but it has a problem, the screen can go black suddenly. That’s why it is listed as faulty not working for parts only.
iMac (24-inch, Early 2008)
Processor: 2.8 GHz Intel Core 2 Duo.
Memory: 4GB (800 MHz DDR2 SDRAM, 2x2GB).
Startup Disk: Macintosh HD
Graphics: ATI Radeon HD 2600 pro 256 MB.
Storage: 320GB disk.
Running a new install of macOS X El Capitan 10.11

Please, say the day and the time you could collect it in your first reply.

Collection from NW10 0AP near McDonald Neasden.

Thank you