Domestic PIR 1 Absence of main equipotential bonding water supply 2 Green sleeving on CPC's 3 Main CPC is 6mm and Green 4 Lighting switch wires not correctly identified 5 Consumer unit is aged & difficult to access RS
Mornin' RS, my offerings - 1. 1 2. 4 3. 2 4. 4 5. nothing the fact its old and hard to get at so what.
1 - Install Main Gas and Water 4 - Only put right where inspected 4 - 6mm OK previously but recommend upgrade 4 - are they ever colour coded... 2 - Access, modify area to provive it. If CU is old you could argue about replacing if you need to upgrade ground floor Socket circuits for RCD etc etc