[Ron Ramirez]

As Greg mentioned, you both need to replace all paper and electrolytic capacitors for the best performance.

And if you want a good, high quality photocopy of the service information for your set, contact Chuck Schwark. For a very reasonable price, you will get all of the pertinent service information for your radio, including an 11" x 17" enlarged schematic and notes of any production changes.

http://www.philcorepairbench.com/schematics.htm