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Author
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Topic: Christie AW-3 - Bodine Motor Squeaks
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Russ Kress
Expert Film Handler
Posts: 202
From: Charleston, WV, USA
Registered: May 2000
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posted 07-17-2000 11:45 PM
We use Ballantyne Pro-35s (ha ha, I've already heard that one) *g*. We generally use a GE motor with them. The GEs replaced (in most cases) Bodine motors which had failed.Usually, the problem was with the centrifigal switch that switches off the start winding. Anyways, every time I see one, I make a mental note of some future holiday/birthday/graduation/family event that I will miss while changing one out. THEY SQUEAK TOO!!!? Russ
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Brad Miller
Administrator
Posts: 17775
From: Plano, TX (36.2 miles NW of Rockwall)
Registered: May 99
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posted 07-18-2000 02:50 AM
Paul,How long have the new Bevan-Pucks been installed on your platters? Bevan was nice enough to send us one of his pucks for Joe to review. Joe has insisted they be tested side by side with a never used Bevan-Putty-Puck (the old style made from genuine Silly Putty carefully molded into that perfect "almost circle" by Bevan's own hands) not on the theater's platters, but on the AW3 in my screening room. Since it does not get used very often (as opposed to testing it at the theater), it will truly be an excellent test of the new Bevan-Puck. I can tell you from experience that a Bevan-Putty-Puck will completely deform within 3-4 months on my AW3 bad enough you can feel it "thumping" in the floor. At the last theater I worked at, some of the Bevan-Putty-Pucks were so bad you could hear them in the auditorium...and yet the projector could NOT be heard! I'm REALLY hoping these new Bevan-Pucks do what they claim.
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Paul Konen
Jedi Master Film Handler
Posts: 981
From: Frisco, TX. (North of Dallas)
Registered: Jun 99
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posted 10-11-2000 09:08 AM
I got the motors to stop squeaking. Pay careful attention to the orientation of the cord and everything else.1. Remove motor from platter 2. Remove top plate from motor 3. Remove large plastic access caps and pull brushes out a bit. 4. Disassemble motor by removing the two long phillips head screws, carefull, there are nuts at the top. 5. Clean bottom part of dust and such. 6. Use 220 grit paper and clean the $#%& off where the brushes contact the motor. (Armature, commutator, ??) 7. Reassemble. Again, watch orientation. Otherwise, it will go the wrong way. 8. Reattach to platter and listen. Still listening. Should be nice and quite. I actually to go and look to be sure one was running because the squeaking was gone. 4 motors done, 68 to go. Paul.
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