Sorry I have been MIA for a while - work has been so busy!
It sounds to me like you have expectations and that isn't good for you, or him - PRESSURE!!
Just be cool, play it by ear. Be prepared for spew and if you get any listen, validate, listen etc. Is this the start of your 2 week 'trial'? Don't look into his actions, they are a bit random (i.e. you don't have enough info to explain them) and at the end of the day does it matter... just act on what you know.