Maintenance; Care Of Your Door Operator; Maintenance Schedule - LiftMaster LJ8950W Manuel

Maintenance

Care of Your Door Operator

MAINTENANCE SCHEDULE

Once a Month
• Manually operate door. If it is unbalanced or binding, call a trained door systems
technician.
• Check to be sure door opens and closes fully. Adjust limits if necessary (see
Adjustment Step 1).
• Test the Safety Reversal system. Make any necessary adjustments (see Adjustment
Step 1).
• The operator does not require additional lubrication. Do not grease the door tracks.
NOTICE: This device complies with Part 15 of the FCC rules and Industry Canada's license-exempt RSSs. Operation is subject to the following two
conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may
cause undesired operation.
Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
This device must be installed to ensure a minimum 20 cm (8 in.) distance is maintained between users/bystanders and device.
This device has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC rules and Industry Canada
ICES standard. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment
generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference
to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful
interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the
interference by one or more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.
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