LiftMaster MGJ LGJ Manual - Page 10

MAINTENANCE SCHEDULE Check at the intervals listed in the following chart. ITEM Drive Chain Sprockets Fasteners Manual Disconnect Bearings & Shafts PROCEDURE Check for excessive slack. Check & adjust as required. Lubricate.* Check set screw tightness Check & tighten as required Check & Operate Check for wear & lubricate EVERY 3 MONTHS EVERY 6 MONTHS EVERY 12 MONTHS Use SAE 30 Oil (Never use grease or silicone spray). Repeat ALL procedures. Do not lubricate motor. Motor bearings are rated for continuous operation. Inspect and service whenever a malfunction is observed or suspected. CAUTION: BEFORE SERVICING, ALWAYS DISCONNECT OPERATOR FROM POWER SUPPLY. HOW TO ORDER REPAIR PARTS OUR LARGE SERVICE ORGANIZATION SPANS AMERICA INSTALLATION AND SERVICE INFORMATION ARE AVAILABLE 6 DAYS A WEEK CALL OUR TOLL FREE NUMBER - 1-800-528-2806 HOURS 7:00 TO 3:30 p.m. (Mountain Std. Time) MONDAY Through SATURDAY WHEN ORDERING REPAIR PARTS PLEASE SUPPLY THE FOLLOWING INFORMATION: PART NUMBER DESCRIPTION MODEL NUMBER ADDRESS ORDER TO: THE CHAMBERLAIN GROUP, INC. Electronic Parts & Service Dept. 2301 N. Forbes Blvd., Suite 104 Tucson, AZ 85745 10