UNIVERSAL TRANSMITTER

If the Universal Transmitter is inoperative, retrain the universal transmitter with a known good transmitter, insuring the transmitter battery is OK, (Refer to 8 - ELECTRICAL/MESSAGE CENTER/UNIVERSAL TRANSMITTER - STANDARD PROCEDURE) for the proper procedure. Test the universal transmitter operation again. If the unit is still inoperative, test the universal transmitter with Radio Frequency Detector special tool as described below: