[RFI] Thumper & not the rabbit

[Kenneth G. Gordon]

On 30 Mar 2014 at 11:33, Gary Smith wrote:

> A couple of reasons, Main one is the 97 year old who lives here and 
> gets scared and very vocal it will cause damage to the heating unit 
> requiring replacement of the part and the loss of heat until the 
> expensive repair is done. This is not an unjustified concern & 
> demand.

I heartily agree. At that age, we must treat such people with kindness and 
concern.

> The other is I couldn't feel which part is thumping but more to my 
> interest, why is it thumping, it's not a hum, its a loud thump. Some 
> electronic component is creating slamming in a way it never does in 
> normal operation.

To me, this is so very unusual that it warrants extensive search and 
examination. Do you have any one who could help you in this search?

 > I need to find the problem and address that.

Even out of simple curiousity...

Ken W7EKB