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#1
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i have a couple of 'cap packages' that are stuffed w/wax -- or
whatever the brown goo is-- like the kind used to seal slugs in tuned coils. one is a bakelite case, the other a metal box, both w/the caps and leads buried in the goo, which seals the bottom of each case. the metal box one is a cornell-dubilier. is there an easy to remove the goo -- maybe by melting it out? want to see the innards clearly before pulling the caps so i can rebuild correctly. cap values are known -- mostly a matter of seeing how the leads connect and how insulated from the case for the metal one. ab |
#2
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![]() "ablebravo" wrote in message oups.com... i have a couple of 'cap packages' that are stuffed w/wax -- or whatever the brown goo is-- like the kind used to seal slugs in tuned coils. one is a bakelite case, the other a metal box, both w/the caps and leads buried in the goo, which seals the bottom of each case. the metal box one is a cornell-dubilier. is there an easy to remove the goo -- maybe by melting it out? want to see the innards clearly before pulling the caps so i can rebuild correctly. cap values are known -- mostly a matter of seeing how the leads connect and how insulated from the case for the metal one. ab I use a heat gun and patience, but others who restore vintage radios set the case or box suspended above a pan in the oven at about 200 or so degrees F, and wait an hour or two. If Mrs. is out of town when you do it, that's a good thing ;) Nelson (a lurker) |
#3
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In article .com,
"ablebravo" wrote: i have a couple of 'cap packages' that are stuffed w/wax -- or whatever the brown goo is-- like the kind used to seal slugs in tuned coils. AB- One common material used was beeswax, which is a beige or brownish wax. Paraffin should work equally well, but is clear or frosty-white in color. Fred K4DII |
#4
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this is brown, and i am hoping maybe i can boil/hot water melt it out
on a camp stove outside. maybe w/double boiler arrangment -- couple of coffee cans maybe. thanks for all suggests ab |
#5
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![]() "ablebravo" wrote in message ups.com... this is brown, and i am hoping maybe i can boil/hot water melt it out on a camp stove outside. maybe w/double boiler arrangment -- couple of coffee cans maybe. thanks for all suggests ab I think your making a lot of work out of it. Simply heat the outside of the can with a heatgun, and when the adhesion to shell weakens you should be able to slide the inner assembly out. There is absolutely no need to replace the old wax or tar with new material once a new capacitor bank is assembled and put into the can. Pete k1zjh |
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