[GreenKeys] Model 33 progress

COURYHOUSE at aol.com COURYHOUSE at aol.com
Sat Oct 22 21:27:56 EDT 2016


bad motor windings????   Ed#
 
 
In a message dated 10/22/2016 3:29:00 P.M. US Mountain Standard Time,  
greenkeys at mailman.qth.net writes:

I've got  a few things figured out on my Model 33 -- the keyboard had a
couple of  jammed keys (probably from jostling while shipping).  That all
seems  to work now.  I also discovered that the buzzing I was hearing  was
not, in fact, the motor, but rather this little device on the far left  
side.
I think it's some kind of encoder.  As you rotate the motor the  buzzing
becomes more or less intense or stops entirely.

The motor is  not working at all.  Basically the second you try to run the
machine  it attempts to start up and then immediately blows the 2A  fuse
nearby.  I can rotate the entire mechanism so it's not a  jam.  My motor is
the one that doesn't have the cap immediately  nearby.

All the resistors in the PSU look good except for one that  pulls about 
10ohm
less than spec.  

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