I would be looking for anything that is wrong and will have an impact on the use of the property, and a cost implication for the new owner. Even if it is a binding door or a new roof
Is stuff outdated
Age of window frames and the sealed units
If its recently decorated, then I would want to know why, and if its hiding anything. If it needs decorating, then is all the plaster going to fall off with the wallpaper
Has the property been well maintained or just tarted up for a sale.
How much life is left in the roof tiles or covering and external timber and paint etc
Damp and adequate ventilation
The complete loft structure
Any adaptations or extensions - permissions, suitability and quality
How old and the state of all the services. Specialists tests where necessary
Signs of DIY
I would not look for clean manholes! Manholes are normally dirty
Basically it is not just a survey of condition, but also a risk assessment on what costs and liabilities the buyer may incur in the near, short and long term
For your electrics, if you have not got a recent periodic report (less than 5 years old but it depends) then you would be expected to get one