Maintenance; Care Of Your Garage Door Opener - Merlin Commander Ultimate MJ3800MYQ Installation And Operating Instructions Manual

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Maintenance

Care of Your Garage Door Opener

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 limits if necessary (see
Adjustment Step 1).
Repeat the safety reversal test. Make any necessary adjustments (see Adjustment
Step 2).
EVERY YEAR
Oil door rollers, bearings and hinges. The garage door opener does not require
additional lubrication. Do not grease the door tracks.
DURING THE THIRD AND FIFTH YEARS AFTER PRODUCT IS INSTALLED
The garage door and the Unit is professionally maintained and serviced by
a Professional Dealer, at a minimum, during the third and fifth years of the
Chamberlain Limited Warranty period such that the spring balanced door operates
according to manufacturer specifications. If your door binds, sticks, or is out of
balance, then it must not be used until serviced by a trained door technician or
Professional Dealer. The garage door service fee will be at the purchaser's expense.
myQ Remote LED Light
Unplug the light before cleaning.
Use a lightly dampened cloth for cleaning.
DO NOT use liquid cleaners on the light lens.
THE REMOTE CONTROL BATTERY
The LED(s) on your remote control will stop flashing when the battery is low and needs to be
replaced. To replace battery, open the case as shown. Insert battery positive side up (+).
Replace the battery with only 3V CR2032 coin cell batteries. Dispose of old battery properly.
Pry open the case first
in the middle (1), then
at each side (2 and 3)
with the visor clip.
3
1
2
3V CR2032
29
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.

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