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FILAMENT DEF-41 < REMOVAL AND INSTALLATION > C D E F G H I J K M A B DEF N O P REMOVAL AND INSTALLATION FILAMENT Inspection and Repair INFOID:0000000011277756 INSPECTION 1. When measuring voltage, wrap tin foil around the top of the neg- ative probe. Then press the foil against the wire with your finger. 2. Attach probe circuit tester (in Volt range) to middle portion of each filament. 3. If a filament is burned out, circuit tester registers 0 or battery voltage. 4. To locate burned out point, move probe to left and right along fil- ament. Test needle will swing abruptly when probe passes the point. REPAIR REPAIR EQUIPMENT • Conductive silver composition (Dupont No. 4817 or equivalent) SEL122R SEL263 SEL265 |