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Phonograph motor fried??
#9

(06-02-2015, 03:14 AM)sam Wrote:  odpilot
you checked and answered you own question

On the formerly restored 53-1750, I get 118 Volts coming into the phonograph motor.  On the new one I am restoring, voltmeter reads 1.5Volts coming into the switch
so check before switch. you have one to check against
I did buzz around with my ohmmeter and can find no shorts.  The on/off power switch and the am/phono selector switch all test just fine.  I used a jumper wire to bypass the on/off switch and the am/phono selector switches, and still no power going to motor.  I need to look at this better a little later, but in the old restored 53-1750 there seems to be an extra wire that is coming from somewhere,  connected to the terminal that has one of the phonograph power wires connected.  This wire seems to be missing from the new radio I am working on.  I'm not sure why this would be.  With the exception of a 20uF electrolytic capacitor that was replaced (looks like it's from the 1960's), nothing else was touched in this radio.( I replaced this capacitor as well along with all the others.)  Hmmm - gonna have to look more closely at this and see where this extra wire is coming from and why it doesn't exist in the restoration radio. 


Messages In This Thread
Phonograph motor fried?? - by ODPILOT - 05-28-2015, 01:02 PM
RE: Phonograph motor fried?? - by Warren - 05-28-2015, 02:13 PM
RE: Phonograph motor fried?? - by ODPILOT - 05-30-2015, 08:10 AM
RE: Phonograph motor fried?? - by jerryhawthorne - 05-30-2015, 01:37 PM
RE: Phonograph motor fried?? - by ODPILOT - 06-01-2015, 10:49 AM
RE: Phonograph motor fried?? - by morzh - 06-01-2015, 10:58 AM
RE: Phonograph motor fried?? - by sam - 06-02-2015, 03:14 AM
RE: Phonograph motor fried?? - by ODPILOT - 06-02-2015, 11:19 AM
RE: Phonograph motor fried?? - by morzh - 06-02-2015, 12:13 PM
RE: Phonograph motor fried?? - by sam - 06-02-2015, 07:01 PM
RE: Phonograph motor fried?? - by morzh - 06-02-2015, 08:31 PM
RE: Phonograph motor fried?? - by sam - 06-03-2015, 03:35 AM
RE: Phonograph motor fried?? - by morzh - 06-03-2015, 08:20 AM
RE: Phonograph motor fried?? - by sam - 06-03-2015, 11:26 AM
RE: Phonograph motor fried?? - by morzh - 06-03-2015, 02:12 PM
RE: Phonograph motor fried?? - by jerryhawthorne - 06-03-2015, 02:45 PM
RE: Phonograph motor fried?? - by morzh - 06-03-2015, 02:58 PM
RE: Phonograph motor fried?? - by jerryhawthorne - 06-03-2015, 03:36 PM
RE: Phonograph motor fried?? - by sam - 06-03-2015, 06:17 PM
RE: Phonograph motor fried?? - by ODPILOT - 06-03-2015, 08:06 PM
RE: Phonograph motor fried?? - by sam - 06-04-2015, 02:46 AM



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