Stanley U-INSTALL - Adjustments and Settings; Traveler Detent Engagement; Open;Close Force Adjustments; Obstruction Testing Procedure

ENGAGE
TRAVELER
DETENT
A. Pull
the emergency
release
cord
straight
down and
allow
mechanism
to engage
in slot.
B.
Manually
open door
slowly
until traveler
engages
with
traveler
carrjer.
CAUTION: Tne
operueR wtLL
opERArE
DURTNG
THE FOLLOWING
STEPS,
IruSURC
NOTHING IS
IN THE
PATH
OF DOOR
BEFORE
PROCEEDING.
NOTE:
This operator
is equipped
with
a thermal
protector
in
the motor
circuit. If
during the
following
steps the
unit shuts
off and
will not restart,
wait
5-10 minutes
for
the motor
to
cool
down, then
continue
adjustment.
C. Push
the transmitter
button once.
Keep the
door
pathway
clear
of obstructions.
The
door should
begin
to close
and
stop before reaching
the floor. If it
does not,
refer
to the
radio
coding
instructions
(page
17)
of this
manual
then
return
to this
section.
D. If
the door begins
to close
then reverses
and
opens
with
the lights on
the opener
blinking,
either the
beam
sensor is
not
properly
connected
and
aligned
(page
18) or
the open
and close force
adjustments
must be increased.
E. If
a force is
selected which
is lower
than what
is required
to move
your
door,
the opener will
reverse
while
closing
or
stop while
opening
with the lights
flashing.
F. If the
door is
closing
and an object passes
between
the
sending unit
and receiving
unit
of the
beam
sensor, the
door
will reverse
and
open
with the
opener lights
blinking.
OPEN
AND
CLOSE
FORGE
ADJUSTMENTS
A.
The open
and close
force
adjustments
located
on the rear
of the opener
select
the amount
of force
the
power
unit
applies to
open and
close the
garage
door.
See Fig.
45.
'l'hese
dials must
be turned
slowly
in
small increments
to
insure
the minirnum
amount
of force is
used to
open
and
close
your
door.
B.
Beginning
at
low,
turn force
dials
(1/10
turn
at a time)
to
increase
door force
until
door
can
be cycled
between
the
"factory
set"
open and
close
positions
without
the
lights on
the
opener
blinking. The
door
should move
for
approximate-
ly
6 seconds.
FrG.
45
OPEN
FORCE
CLOSE
FORCE
OBSTRUCTION
TESTING
A.
Once
the door
can be
cycled
between
the "factory
set"
open
and close positions
without
the
system
either stop-
ping
or reversing
with
the opener
lights
blinking,
activate
the
door in
the closed
direction.
While
it is closing
extend
your
hands
under
the bottom
edge
of the door
and try to
stop it.
(The
use of
gloves
is
suggested.)
Do
not stand in
pathway
of door
or block
beam
sensor.
The
door should
reverse
off
of
your
hands
and begin
to open with
minimum
force.
If it
does not
reverse,
or if
the force is
excessive,
decrease
the close
force
until a lower
level is
selected.
Reference
Fig.
47.
B. Once
the
close force
is
properly
adjusted,
activate
the door
to open
and try
to stop it
with
your
hands.
Do not
put
fin-
gers
between
door
sections.
The door
should stop
(not
reverse)
with minimum
force otherwise
the open force
must be
decreased
until
a lower force
is
selected.
GLOSE
TRAVEL
ADJUSTMENT
lSmall
Black
Knobl
A. Push
the
transmitter
button
until
the door
closes and automat-
ically
stops before
reaching
the
floor. Locate
the
small black
close
travel
adjustment
knob
on
the bottom
of the
porver
unit.
See Fig
46.
B.
Slowly
turn
this
knob
in the
direction
of the arrow
(more
close
travel)
until
the
door moves.
The
door should
"inch"
its
way
closed.
Repeat
inching
the
door
closed until it
reaches
the
floor.
Continue
to
turn
the knob
until the
door is secure
against
the floor
with
the tube
slightly
bowed.
C.
If the
door reverses
off of
the floor
and
opens turn the knob
slightly
(ll4
turn
at a rime)
in the
opposite
direction of the
arrow
and cycle
the
door
again until
the door
is securely
closed
without
reversins
off ofthe floor.
Open
Travel
Adjustment
Close
Travel
Adjustment
NOTE: When
door
is closed,
the chain
may sag
below
bottom
of tube.
Page 19
19E.2