Craftsman 139.53964SRT Owner's Manual page 33

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.)
Once a Year
• Oil door rollers, 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 is 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 comply with FCC and or Mdustry Canada (_C) rules, adjustment or
modifications ot this receiver and/or transmitter are prohibited,except for changit]g the
code setting or rep_acit]g the battery THERE ARE NO OTHERUSERSERVICEABLE PARTS.
the following two conditions: (_) this device may not cause harmful inten'erence,and
Testedto Comply with FCGStandards FORHOMEOROFFICEUSE.Operation is subject to
(2) this device mustacceptany interference received,including interferencethat may cause
undesired opera ion
33