The Remote Control Battery; Maintenance Schedule; Care Of Your Garage Door Opener - Craftsman 139.53977SRT Manual Del Propietário

Care of Your Opener THE REMOTE CONTROL BATTERY
LIMIT AND FORCE ADJUSTMENTS:
Weather conditions may
cause some minor
changes in door
operation requiring some
re-adjustments,
particularly during the
first year of operation.
Pages 28 and 29 refer to
the limit and force
adjustments. Only a
screwdriver is required.
FORCECONTROLS
LIMIT CONTROLS
Follow the instructions carefully.
Repeat the safety reverse test (page 30) after any
adjustment of limits or force.
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 & closes fully. Adjust
limits and/or force if necessary. (See pages 28
and 29.)
• Repeat the safety reverse test. Make any
necessary adjustments. (See Adjustment Step 3.)
Twice a Year
• Check chain tension. Disconnect trolley first. Adjust
if necessary (See page 11).
Once a Year
• Oil door milers, bearings and hinges. The opener
does not require additional lubrication. Do not
grease the door tracks.
To prevent possible SERIOUSINJURYor DEATH:
•NEVERallow small children near batteries.
• If battery swallowed, immediately notify doctor.
The lithium battery should
produce power for up to
5 years. To replace battery, use
the visor clip or screwdriver
blade to pry open the case as
shown. Insert battery positive
side up.
Dispose of old battery properly.
3*FUNCTION
Open this end
first to avoid
cracking
NOTICE: TO compIy with FCC and/or Industry Canada rules, adjustment or
rnodificatlons of this receiver and/or transmitter are prohibited, except for changing
the code setting or replacing the battery¸ THEREAR£ NOOTNERUSER
SERVICEABLEPARtS
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