User's Manual

TURN IGNITION OFF AND INSPECT

APPROPRIATE AXLE AND WHEEL FOR

PRESENCE OF AN EXCITER OR TONE

RING AND SPEED SENSOR. CHECK THE

SENSOR “GAP” (DISTANCE BETWEEN

SPEED SENSOR AND EXCITER RING)

AND BEARING END PLAY. RE-ADJUST

AS NECESSARY.

YES

HOLD A MAGNET ON RESET

OF EC-15

™

CONTROLLER

AND NOTE LEDS

RUN VEHICLE AT 10 MPH OR MORE

FOR 30 SECONDS OR MORE. TURN

OFF IGNITION

REPLACE EC-15

™

CONTROLLER

ARE ALL LEDS ILLUMINATED?

REMOVE MAGNET

REPEAT “INITIAL START-UP

PROCEDURE”

TROUBLESHOOTING

SECTION IX - TESTING FOR FALSE INDICATION CAUSED BY WHEEL SPEED COMPONENTS

START HERE