AUTO REVERSAL SYSTEM (ARS) FOR (B)MT5011 & (B)MT5025 OPERATORS K75-12489 REMOVE EXISTING BOARD WARNING WARNING 1. Disconnect power to the operator. 2. Disconnect harness from RPM board. Release the standoffs from the electrical and remove RPM board. It may be necessary to rotate the cup on shaft so that open slot lines up with sensor on board. Remove standoffs if necessary. 3. Install new RPM board by following steps above in reverse order. NOTE: Refer to wiring diagram on pages 2 & 3 to ensure proper wire connections. 4. Restore power to operator. To prevent possible SERIOUS INJURY or DEATH from electrocution, disconnect electric power to operator BEFORE installing. ALL electrical connections MUST be made by a qualified individual. CAUTION WARNING PACKING LIST ITEM 1 2 3 DESCRIPTION Standoff ARS Printed Logic Board Assembly Harness 3 2 1 QTY 3 1 1 WIRING DIAGRAM FOR MT5011 1753 TO REVERSE MOTOR DIRECTION, INTERCHANGE RED & YELLOW WIRES. OR N.C. P N.C. CLOSE C W OPEN C W C N.C. AUX. CLOSE GY GY N.C. OR C AUX. OPEN P N.O. Y Y R3 Y R2 BR R1 RESISTOR Y RADIO REC'R WIRE NUT Y O/L MOTOR CAPACITOR P BK R Y/BK W P R XFMR I. BK S E C. OR BR R Y WIRE NUT W B B A A BL NC OR NO BR C C OP CL NC NO W BL R P Y RPM SENSOR 5 4 3 2 OR P BR Y 1 3 2 4 OR R Y GY W BL BK BK 7 10 11 12 L1 L2 GROUND SEE CLOSE CONTROL WIRING OPTIONS BELOW 1 OPEN CLOSE 120VAC PULL SWITCH TO OPEN & CLOSE STOP * - SHIPPED FROM FACTORY CLOSE CONTROL WIRING OPTIONS * C2 WIRING - CONSTANT PRESSURE TO CLOSE RED WIRE ON TERMINAL #12 (SHIPPED FROM FACTORY) B2 WIRING - MOMENTARY CONTACT TO CLOSE MOVE RED WIRE FROM TERMINAL #12 TO TERMINAL #2 SAFETY EDGE 2 WIRING DIAGRAM FOR MT5011 1754 W W COM P N.C. OR OPEN CLOSE COM OR N.C. AUX.OPEN P N.O. Y N.C. AUX.CLOSE GY COM GY W Y BR R3 R2 R1 RADIO REC'R TO REVERSE MOTOR DIRECTION, INTERCHANGE RED & YELLOW WIRES. RESISTOR MOTOR Y Y Y O/L CAPACITOR BR R R BRAKE SOLENOID BK BL/BK WIRE NUT R R W C BL OR BR PRIMARY BK XFMR Y ** INTLK. A NC NC NO NO C C B W C A NC NC NO NO C C CL OP Y SECONDARY COM BL/BK W BL B BL R BL/BK P P Y N.O. GY 5 4 3 2 1 OR P BR Y R Y GY W BL BK BK 1 7 10 11 12 L1 L2 OR GROUND 2 3 4 SEE CLOSE CONTROL WIRING OPTIONS BELOW OPEN RATED LINE VOLTAGE CLOSE PULL SWITCH TO OPEN & CLOSE STOP SAFETY EDGE * - SHIPPED FROM FACTORY CLOSE CONTROL WIRING OPTIONS * C2 WIRING - CONSTANT PRESSURE TO CLOSE RED WIRE ON TERMINAL #12 (SHIPPED FROM FACTORY) B2 WIRING - MOMENTARY CONTACT TO CLOSE MOVE RED WIRE FROM TERMINAL #12 TO TERMINAL #2 ** - INTERLOCK SWITCH (WHEN PROVIDED) WIRED N.O. HELD CLOSED. 3 01-12490D © 2006, The Chamberlain Group, Inc. All Rights Reserved