[R-390] Drawing and parts list

[Barry]

You might look here:

http://www.r-390a.net/Y2K-R3/10_Chapt_10.pdf

Down a few pages are some nice photos of the geartrain rebuild. 

Also look here:

http://militaryradio.com/R390A/R390RFDeck/

These don't clarify the mismatches in the documentation, but they certainly will help with a proper rebuild.

Good luck,
Barry - N4BUQ

 On Wed 12/01/11  9:17 AM , "Paul Galpin" galpinp at absamail.co.za sent:
> 
> Hi All!
> 
> I am in the middle of re-building my Amelco gearbox. Wanting to be sure of
> where bits go, I printed out the "Zoning for RF GearTrain Assembly Fig 6-36" list, and Fig 6-36 itself.
> 
> Nothing seems to make sense!
> 
> For example, in the drawing, No 60 is clearly a gear assembly, but it is
> listed as a 2 - 4 MHz cam o313-1. In the Sect 7 Parts list, o313-1 is also a cam, Index No 60.
> 
> It seems that the Zoning list and the Parts list agree, but the index
> numbers were put on the drawing at random - or am I completelymisunderstanding the system?
> 
> Are the numbers on the drawing the Index numbers - or what?
> 
> Can anyone explain?
> 
> 
> Paul Galpin
> ZS2PG
> 
> 
> 
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