LiftMaster J door operator - Manual (Page 36)

36
MAINTENANCE
MAINTENANCE
MAINTENANCE SCHEDULE
For use with Maintenance Alert System.
Check at the intervals listed in the following chart:
HOW TO ORDER REPAIR PARTS
OUR LARGE SERVICE ORGANIZATION SPANS AMERICA
Installation and service information are available.
Call our TOLL FREE number:
1-800-528-2806
www.liftmaster.com
6 Use SAE 30 Oil (Never use grease or silicone spray).
• Do not lubricate motor. Motor bearings are rated for
continuous operation.
• Do not lubricate clutch or V-belt.
 Repeat ALL procedures.
z Inspect and service whenever a malfunction is observed or
suspected.
To avoid SERIOUS personal INJURY or DEATH:
• Disconnect electric power BEFORE performing ANY
adjustments or maintenance.
• ALL maintenance MUST be performed by a trained door
systems technician.
ATTENTION
AVERTISSEMENT AVERTISSEMENT
AVERTISSEMENT
WARNING
CAUTION
WARNING
WARNING WARNING
PRECAUCIÓN ADVERTENCIA
ADVERTENCIA ADVERTENCIA
LIFE OF OPERATOR FEATURE (ODOMETER/CYCLE COUNTER)
The operator is equipped with an odometer to show how many months and cycles the operator has performed from the time it as
installed. This feature can help determine how long the operator has been in service.
1. Start with the door in the closed position.
2. Turn the SELECTOR DIAL to DIAG (diagnostic mode).
3. Press and release the MAS button on the logic board.
4. Press and release the MRT button on the logic board.
5. The open and close lights will flash. OPEN for every 5,000 cycles and CLOSE for every 3 months.
6. Return the SELECTOR DIAL to the desired wiring type.
NOTE: If the operator has not reached 5,000 cycles or 3 months, there will be no indications.
EVERY 3
MONTHS OR
5,000 CYCLES
z6
z
z6
EVERY MONTH
z
EVERY 6
MONTHS OR
10,000 CYCLES
z
z
z
z
EVERY 12
MONTHS OR
20,000 CYCLES





ITEM
Drive Chain
Sprockets
Clutch
Belt
Fasteners
Manual Disconnect
Bearings and Shafts
LiftMaster Monitored
Entrapment Protection
(LMEP)
PROCEDURE
Check for excessive slack.
Check and adjust as required.
Lubricate.
Check set screw tightness.
Check and adjust as required.
Check condition and tension.
Check and tighten as required.
Check and operate.
Check for wear and lubricate.
Check alignment and
functionality.
BRAKE (IF PRESENT)
A solenoid brake is available as an option for some models. The
brake is adjusted at the factory and should not need additional
adjustment for the life of the brake assembly.
Inspect the brake pad and replace brake assembly when
necessary.
NOTE: Your operator may look different than the operator shown.
Maintenance