LiftMaster MJ MJ5011E Installation-2008 Manual - Page 13

WARNING 1 CADAJUUST TTHIEOLIMNITS ADJUSTMENT WARNING WARNING To avoid SERIOUS personal INJURY or DEATH from electrocution, disconnect electric power BEFORE moving limit nuts or adjusting clutch nut. Depress retaining plate Adjust OPEN limit Retaining Plate OPEN Limit Nut OPEN Limit Switch CLOSE Limit Nut AVERTISSEMENCLTOSE Limit Switch ATTENTION Increase Door Travel Adjust CLOSE limit Increase Door Travel Decrease Door Travel AVERTISSEMENT AVERTISSEMENT Decrease Door Travel SAFETY Limit Switch NOTE: When retaining plate is released, verify that the retaining plate is fully seated with the notches of the limit nut. 2 ADJUST THE CLUTCH • Apply power to operator • Turn clutch nut to release tension. • Re-tighten nut until there is just enough tension to permit smooth operation. • Secure clutch nut with cotter pin. ADVERTENCIA PRECAUCIÓN ADVERTENCIA ADVERTENCIA Replace Cotterpin A To Loosen To Tighten Clutch Nut B Bend ends of cotterpin to secure clutch nut 13