On 5/1/2011 12:28 AM N_Cook spake thus:

Where the track is not too bad , just worn in arcs.
Bend, out or in, whichever direction has most fresh track,
the wiper blade/blades, to use a different
part of track. If the wiper support can be wedged
away from the track then bend the wiper to give more
contact force. If limited access then 2 needle points one about where the
wiper starts
to bend and then at the wiper/s themselved , on the other side and against
one another
force in some more wiper tension. To do this with dual pots , usually the
central one is not [...]

[bodgering drivel snipped]

Norm--remind me again to never, ever bring any piece of equipment into
your shop!


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