Maintenance; Maintenance Schedule; Life Of Operator Feature; How To Order Repair Parts - Chamberlain T Installation Manual

MAINTENANCE

MAINTENANCE SCHEDULE

For use with Maintenance Alert System.
Check at the intervals listed in the following chart:
ITEM
Drive Chain
Sprockets
Clutch
Belt
Fasteners
Manual Disconnect
Non-Motor Bearings
Shafts
Solenoid Brake
LiftMaster Monitored Entrapment
Protection (LMEP)
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.

LIFE OF OPERATOR FEATURE

The logic board is equipped with a cycle counter to show how many cycles have been performed and number of months in service since
installation. If the logic board is replaced, all settings will reset to 0.
1. Start with the door in the closed position.
2. Turn the selector dial to DIAG.
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 LEDs will fl ash. OPEN for every 5,000
cycles and CLOSE for every 3 months.
Maintenance
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 for wear and lubricate.
Inspect brake pad
Check alignment and
functionality.

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
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.
EVERY MONTH
Inspect and service whenever a malfunction is observed or
suspected.
LiftMaster.com
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 LED indications. If Logic Board is replaced, cycles
and hours reset to zero.
44
EVERY 3 MONTHS OR EVERY 6 MONTHS OR
5,000 CYCLES 10,000 CYCLES