crwdns2934241:0crwdne2934241:0 Murray L. Berkowitz

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casing is sealed on an edge.  front and back have heavy dabs of glue or sealant keeps the batteries and the circuit board in place.  I will need a very sharp long knife to cut through it. Will hot air make it easier? I have to be careful of the circuit board that is integrated into the tube

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open