DavidM wrote:

We've done the compass walkaround in great detail, and as best we can
tell, the remaining problem is close to the firewall (the engine mount
was already degaussed in Halifax while the engine was being

How about the rudder pedal/bar assemblies?

Also the control yoke shafts and central control column/T-bar/chain
drive assembly?

Aren't those all also made of steel in a PA28?