Zeppelin Design Labs THE PERCOLATOR Assembly Instructions Manual page 19

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13. 10.5cm Twisted pair hookup wire (Part # CB10.2): This wire is used to transmit the 6.3V heating
filament voltage to the tube. Untwist about 1/4" (6-7mm) of each end of the twisted pair and
straighten the ends out with your pliers.
of the two wires. On the solder side of the board, install the four stripped ends in the holes
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marked "HEATERS".
of the four ends on the component side of the board.
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Strip off about 1/8" (3-4mm) insulation from each end
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It doesn't matter which wire goes into which of the two holes. Solder each
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