Craftsman 13953629SRT user manual download

You can view the full version and download it in PDF format.
Page 28 of 40
Adjustment
Section:
Adjustment
Step
1
Adjust
the
UP and
DOWN
Limits
Do not make
any i{mit adjustments
until
the
safety
reversing
sensors
are
completely
installed°
Limit adjustment
settings
regu{ate the points at
which Lhe doer will
stop
when moving up o_down,
The door will stQo in the
up
direc_on # anything
intederes
with door t_avel The door wil_
reverse
in
the down direction
if anything intederes
with the
door trave_ (including
binding or unbalanced
doors)_
To operate the opener, press the Wa_ Centre! push
bar, Run the opener
through a complete trave_
o Does the door open and close @mpletely?
Does the door stay closed and not reverse
unintentionally
when tulty closed?
/f your door passes beth of these tests, no limit
adjustments
are necessaPy unless the reversing test
Adjustment
procedures
are outlined
below°
Run
the opener
through
a complete
travel
cycle
afler
Repeated
operat}on
of the opener
dur}eg
adjustment
procedures
may cause
the motor
to
overheat
and shot
off, Stmp}y wait
15 minutes
and t_
again°
Read the pr,_edures
carefuNy before proceeding
to
Adjustment
Step 2
Use a screwdriver
to make limit
Pages
28-
30
}mproper
adjustment
of
the
trave!
Hmits
will
inte_ere
w}th the proper
operation
of the safety
reverse
system_
The
door
m_ght
not
reverse
properly
when
required
and
could
seriously
injure
or kill
someone
under
it,
Test
the safety
reverse
system
following
aH adjustments
to the
trave|
HInes, See page 30.
A_us_men_
f
Le_ _
Pa_i
How
and
When
to Adjust
the Limits
}f the door
does
not open
completely
but opens
at
least
f}ve feet
hcrease
up
travel
Turn the UP limit adjustment
screw ciockwise.
One
turn equals 2" of travel
}f door
d_s
not open
at }east 5 feet: Adjust the
UP (open) force as e×plained in Adjustment
Step 2,
if the door
does
not
close
completely
hcrease
obwn travel
Turn the DOWN
limit
adiustment
screw
counterclockwise
One turn
equals 2" of travel
ff dc8r sfli_ won't c_ose compiete_y, try lengthening
the door arm, (Page 26,)
if you have adjusted
the door a_
to the m_imum
length and the door still wil_ not dose completely,
Iower the header
bracket,
See _nstaHatJonStep 1,
pages 1211&
If the
opener
reverses
in folly
c}os_
pos}tton
Decrease
down
travel
Turn the DOWN _imit
adiustment
screw c_ockwise One turn equals 2_of
travel
]ifthe door
reverses
when
dosing
and
there
is no vistb}e
_ntederence
to trave_ cycle
if the opener _ights are flashing_ the Safety Reversing
Sensor is obstru_ed
Remove
the obstrue_en
Test the door for binding:
Pull the emergency
re}ea_
handle
Manually open and c_ose the door, If the door
is binding, call fer garage
door service
ff the dr_r
is
not binding or unbalanced,
adjust the DOWN (close)
force. See Adjustment
Step 2.
28
Sample