I have the original receipt and they look as per the spec.
Have contacted HSL Ltd to request a service. What info is usually required when sendin a set back for service?
Thanks for all of your help, I really appreciate it.
I will check the set with engine running on my next lesson and if all else fails send them for repair.
BTW I have found the name of the UK David Clark approved service centre, if it helps anyone else out there.
DC website lists them as...
I wonder if anyone can help me?
I recently purchased a DC X11 set from eBay.
Today I've been to my local airport (Leicester, UK.) to get signed up for PPL training. As the visibility was poor I met the FI who showed me round the aircraft. Whilst there the FI agreed to check the set for me...