RD54 Stopped Spinning

[Jules Richardson]

On 04/03/2015 02:58 AM, Robert Jarratt wrote:
> On a side note, I spotted a component which I can't identify, folded down
> above the Z8 and stuck to what looks like an adhesive pad on the PCB. The
> can looks a bit mottled/corroded. On another non-working RD54 it seems to be
> marked "12039". I am not sure what this component is, although it looks like
> it could be a capacitor. Anyone know what this might be?

It's not a thermal fuse, is it? I have absolutely zero  knowledge of the 
RD54 - but thermal fuses are often in cylindrical metal cans and do seem 
prone to gaining a mottled appearance over time (although it doesn't appear 
to affect them electrically)

cheers

Jules