Care Of Your Garage Door Opener - Craftsman 139.53920D Manual Del Propietário

CARE OF YOUR GARAGE
DOOR OPENER
LIMIT AND FORCE FORCE CONTROLS
ADJUSTMENTS:
Weather conditions may
cause some minor changes
in door operation requiring
some re-adjustments,
particularly during the first LIMIT CONTROLS
year of operation,
Pages 27 and 28 refer to the @[ @3_@_
limit and force adjustments
Only a screwdriver is
required Follow the instructions carefully,
Repeat the safety reverse test (Adjustment
Step 3, page 29) 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 27
and 28,)
• 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 tl),
Once a Year
• Oil door rollers, bearings and hinges, The opener
does not require additional lubrication,1 Do not
grease the door tracks
THE REMOTE CONTROL BATTERY
To prevent possible SERIOUS INJURYor DEATH:
• NEVER allow 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,
NOTICE: To cornp]y wiih FCC and or Induslry Cartad_ rules (It}, a, d j_;Iment or
modifi_[f_ns of this receivor and/or tr;nomit[ei" _ro t}rDhib_ed, except for cha_gi_g the
code soilint] or _opladng tho b_tler/THERE ARE NO OTHER USER S_RVICEABLE PARTS
Tasted to Compiy with FCC S'._ndards FOR ROME OR OFFICE USE. Oper_Jon is eubje c'_to
lho IotlovAng lw_ cor_dilions: {1} this dev_co may not caus_ t_fmleI ielorf_ronce, a_ld
_2) _his doviee m_J_ _coopt ar_y tntedor_oce received, tncludin_ int_Rer_nce that may
c_es_ e_dos red ope_t r,n
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