Crappy Power steering

[Aaron182.]

basically just recently my power steering has decided not to work when my cars at idle. just a few extra revs and its perfectly fine.

anyone got any ideas what the problem could be before i start ripping the car to bit?
Cheers

 

[Tigger]

Checked the fuid?

Any leaks or loose joints underneath?

Sorry that's about as useful as I'll be on this lol

 

[MicKPM]

Check the aux belt is correctly routed and tensioned to