Maintenance; Maintenance Schedule; The Remote Control Battery - LiftMaster 87504-267 Manual De Instrucciones

Maintenance

Maintenance Schedule

EVERY 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 if necessary, see page 30.
•
Test the safety reversal system. Adjust if necessary, see page 31.
EVERY YEAR
•
Oil door rollers, bearings and hinges. The garage door opener does not require additional lubrication. Do
not grease the door tracks.
•
Test the battery and consider replacing the battery to ensure the garage door opener will operate during
an electrical power outage, see page 32 to test the battery backup.
EVERY TWO TO THREE YEARS
•
Use a rag to wipe away the existing grease from the garage door opener rail. Reapply a small layer of white
lithium grease to the top and underside of the rail surface where the trolley slides.
NOTICE: This device complies with part 15 of the FCC rules and Innovation, Science and Economic Development Canada 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 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.

The Remote Control Battery

To prevent possible SERIOUS INJURY or DEATH:
•
NEVER allow small children near batteries.
•
If battery is swallowed, immediately notify doctor.
To reduce risk of fire, explosion or chemical burn:
•
Replace ONLY with 3V CR2032 coin batteries.
•
DO NOT recharge, disassemble, heat above 212°F (100°C) or incinerate.
To replace the battery, pry open the case in the middle, then
at each side with the visor clip. Insert replacement battery
positive side up (+). Replace the batteries with only 3V
CR2032 coin cell batteries. Dispose of old batteries
properly.
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