FASTEN THIS MANUAL NEAR THE GARAGE
DOOR AFTER INSTALLATION. PERIODIC
CHECKS OF OPENER ARE REQUIRED
TO INSURE SATISFACTORY OPERATION.
IWDEX
Features of Your Opener
Specifications
You’ll Need Tools
Safety Rules —...........
Carton Check List
Accessories
Identify Your Door Type
Assembly
Installation
Adjustment................................
Operation of Your Opener
Radio Controls
Having a Problem?......
Transmitter Schematic
Wiring Diagram
Receiver Schematic
Repair Parts, Rail Assembly ....
Repair Parts, installation
Repair Parts, Chassis Assembly
How to Order Repair Parts......
Maintenance Agreements
Sears Warranty
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FEATURES OF YOUR OPENER
, Opener Lights: Turn on and off automatically,
with 4-1/2 minute illumination for your safety and
convenience. Provide constant light when Work
Light control button is pressed,,
, Safety System: Independent up and down force
adjustment Door reversesautomatically when ob
structed in DOWN direction Door STOPS when
obstructed in UP direction.
Emergency Disconnect: Pull cord disconnect
permits rnanuai door operation.
Automatic Reconnect: Trolley halves reconnect
for automatic operation when opener is energized
after emergency disconnect
SPECIFICATIONS
MOTOR
Type .
Speed
Volts .,
Current
Gear reduction
Drive
Lubrication
Length of Travel
Travel rate
Lamp
Door linkage
1/2 horsepower permanent split capacitor
, 1500 rpm
120 Volts AC - 60 Hz Only
4,5 amperes
DRIVE MECHANISM
16:1
Chain & cable with two-piece trolley on
steel Tee rail
Motor is seif-lubricated. Drive shaft bronze
oil-life bearings
Adjustable to 7-1/2 feet
6 to 8 inches per second
On when door starts in travel, off 4-1/2
minutes after stop. Also separate Work
Light push button
Adjustabie door arm Pull cord trolley
release
5. Motor Power: 1/2 horsepower permanently lubri
cated motor with automatic reset
6. Digital Radio Controls: 19,683 codes from which
to choose Can be changed easily by the owner.
7. Easy Limit Adjustment: Limits of door opening
and closing adjusted by turning screws without r e
moving chassis cover,
8. Vacation Push Button: When the Vacation Push
Button is ON, the opener wil! not operate from the
transmitter. The door will operate in the UP direc
tion ONLY from the Wali Control (or optional Key
Switch accessory, Page 5)
Push button S automatic reversal in down
rlirection. Push button S automatic stop
in up direction
Independent up a down force adjustment
screws
Motor overload protector and tow voltage
push button wiring
Circuit actuated by limit nut
Screwdriver adjustment on side panel
Low voltage push button or radio control
DIMENSIONS
122-1/2 inches
2 inches
43 pounds
YOU’LL NEED TOOLS
During assembly and instaliaflon of your opener, the instruction will call for use of various hand tools. Have a
stepladder handy, and those tools illustraled below: Hammer, electric drill (also 3/16" and 5/16" drill bits), screw
driver, adjustable end wrench or socket wrench kit, wire cutters, tape measure, pliers and hack saw.
. SOI
stepladder
Electric Drill
Socket Wrench
Adjustable End Wrench
Start By
Reading
THIS SAFETY ALERT SYMBOL MEANS CAUTION - PERSONAL SAFETY OR PROPERTY DAMAGE IN
STRUCTION, READ THESE INSTRUCTIONS CAREFULLY.
THIS GARAGE DOOR OPENER IS DESIGNED AND TESTED TO OFFER REASONABLY SAFE SERVICE
PROVIDED IT IS INSTALLED AND OPERATED IN STRICT ACCORDANCE WITH THE FOLLOWING
SAFETY INSTRUCTIONS,
FAILURE TO COMPLY WITH THE FOLLOWING INSTRUCTIONS MAY RESULT IN SERIOUS PERSONAL
INJURY OR PROPERTY DAMAGE,
These Important Safety Rules
KEEP GARAGE DOOR BALANCED, STICKING
OR BINDING DOORS MUST BE REPAIRED
GARAGE DOORS, DOOR SPRINGS, CABLES,
PULLEYS, BRACKETS ANDTHEIR HARDWARE
MAY BE UNDER EXTREME TENSION ANDCAN
CAUSE SERIOUS PERSONAL INJURY. DO NOT
ATTEMPT ADJUSTMENTS. CALL A GARAGE
DOOR SERVICEMAN TO MOVE, LOOSEN OR
ADJUST DOOR SPRINGS OR HARDWARE.
DO NOT WEAR RINGS, WATCHES OR LOOSE
CLOTHING WHILE INSTALLING OR SERVICING
A GARAGE DOOR OPENER,
TO AVOID SERIOUS PERSONAL INJURY FROM
ENTANGLEMENT, REMOVE ALL ROPES CON
NECTED TO THE GARAGE DOOR BEFORE IN
STALLING THE GARAGE DOOR OPENER
DISENGAGE ALL EXISTING GARAGE DOOR
LOCKS TO AVOID DAMAGE TO GARAGE DOOR-
DO NOT USE FORCE ADJUSTMENTSTOCOMPENSATE FOR A BINDING OR STICKING
GARAGE DOOR. EXCESSIVE FORCE WILL IN
TERFERE WITH THE PROPER OPERATION OF
THE SAFETY REVERSE SYSTEM OR DAMAGE
THE GARAGE DOOR (SEE PAGE 19).
FASTEN THE CAUTION LABEL ON THE WALL
NEAR THE WALL CONTROL AS A REMINDER
OF SAFE OPERATING PROCEDURES.
INSTALL THE WALLCONTROLjOR ADDITION
AL PUSH BUTTONS) OUT OF THE REACH OF
CHILDREN, DO NOT ALLOW CHILDREN TO
OPERATE WALL CONTROL OR TRANSMITTER.
SERIOUS PERSONAL INJURY FROM A CLOS
ING GARAGE DOOR MAY RESULT FROM ANY
MISUSE OF THE OPENER.
INSTALLATION AND WIRING MUST BE IN COM
PLIANCE WITH LOCAL BUILDING AND ELEC
TRICAL CODES
LIGHTWEIGHT DOORS REQUIRE SUBSTAN
TIAL REINFORCEMENT TO AVOID DOOR
DAMAGE. (SEE PAGE 10).
THE SAFETY REVERSE SYSTEM TEST IS IM
PORTANT (SEE PAGE 20), THE GARAGE DOOR
MUST REVERSE ON CONTACT WITH A ONE-
INCH OBSTACLE PLACED ON THE FLOOR
FAILURE TO PROPERLY ADJUST THE OPENER
MAY RESULT IN SERIOUS PERSONAL INJURY
FROM A CLOSING GARAGE DOOR. REPEAT
THE TEST AT LEAST ONCE A YEAR AND MAKE
ANY NEEDED ADJUSTMENTS,
CAUTION; ACTIVATE OPENER ONLY WHEN
THE DOOR IS IN FULL VIEW, FREE OF OB
STRUCTION AND OPENER IS PROPERLY AD
JUSTED. NO ONE SHOULD ENTER OR LEAVE
THE GARAGE WHILE DOOR IS IN MOTION,
DO NOT ALLOW CHILDREN TO PLAY NEAR
DOOR.
USE EMERGENCY RELEASE ONLY TO DIS
ENGAGE TROLLEY.. DO NOT USE RED EMER
GENCY RELEASE ROPE AND HANDLE TO PULL
DOOR OPEN OR CLOSED.
DISCONNECT ELECTRIC POWER TO GARAGE
DOOR OPENER BEFORE MAKING REPAIRS
OR REMOVING COVERS.
CARTON CHECK LIST
SEARS has packaged your Garage Door Opener in two cartons THE RAIL ASSEMBLY CARTON CONTAINS; a
three-piece rail, two hanging straps, straight door arm section* and rail assembly hardware.
THE OPENER CARTON CONTAINS:
Opener Chassis Wall Control Header Bracket*
Plastic Light Lenses (2) Sprocket Cover* 4-Strand Bell Wire*
Transmitter and Clip (1) Cable Pully Bracket* Owners Manual
Chain & Cable (in dispenser carton)* Door Bracket & Plate* Hardware Bag
2-Piece Trolley* Wedge Door Arm Section* (includes Caution Label)
‘ILLUSTRATED BELOW
Accessories
Sears offers many useful accessories foryour garage door opener. They are illustrated below with Sears stock num
bers and descriptions.
" EXTRA TRANSMITTER: Includes visor clip.
.............................
TOUCH CODE LOCK: Enables homeowner to open the garage door opener from the
outside by entering code on specially designed keypad
OUTDOOR KEY SWITCH: Opens the garage door automatically from outside when
transmitter is not handy
OPEN DOOR INDICATOR: Provides an illuminated signal when your garage door
Is open
QUICK RELEASE KEY LOCK: Allows manual operation of yourgaragedoorfrom the
outside in case of power failure or where there is no service entrance For wood or
metal doors only
SECTIONAL DOOR
CURVED TRACK
Highest Point of Travel
---
1—
Track
INFRARED REVERSING SENSOR: An optional system which provides auxiliary
support to the safety features built into your opener. Sensors detect any obstruction
to your door while in the down cycle and transmit a signal to the opener. The opener
will cause a closing door to reverse and prevent an open door from closing.
FOR SECTIONAL DOORS ONLY
QUICK TURN BRACKETS: Replace top brackets and rollers on door to reduce
height of door travel For use when installing opener in garage with low head
room clearance
IDENTIFY YOUR DOOR TYPE FROM THESE ILLUSTRATIONS
ONE PIECE DOOR
NO TRACK
JAMB HARDWARE
Highest PoinI of Travel
^ -
Door
ONE PIECE DOOR
HORIZONTAL TRACK
JAMB HARDWARE
Highest Point ot Travel
ONE PIECE DOOR
NO TRACK
PIVOT HARDWARE
Highest Point of Travel
)
---------
Door
CERTAIN INSTALLATION PROCEDURES VARY ACCORDING TO GARAGE DOOR TYPES. WHERE DIFFERENCES
OCCUR. BE SURE TO FOLLOW ONLY THOSE INSTRUCTIONS WHICH APPLY TO YOUR DOOR
CONSTRUCTION
Assembly
TO AVOID INSTALLATION DIFFICULTIES, DO NOT RUN THE GARAGE DOOR OPENER UNTIL YOU HAVE
COMPLETED STEPS, PAGE 15.
SXE P 1 Assemble Tee Rail & Attach Cable Pulley Bracket
TEE RAIL BACK
CTO CHASSIS)
CAUTION: Do not tighten the lock nuts until bolt
necks are seated in square holes.
Tee Rail
(End Seciiors)
Carriage Bolt
1/4"-20x1/2"
Flange
Tee Rail
(Center Section)
1 /4" Lock Nut
; RAIL FRONT
(TO DOOR)
Cable pulley bracket
. attaches to FRONT
END of Tee Rail
Square Carriage
Bolt Hole
PROCEDURE: Place the 3 Tee rail sections on a fiat
surface for assembly. THIS IS IM PORTANT. The center
section has two connection flanges The end sections
are identical.
Refer to illustration. BE SURE CENTER SECTION IS
POSITIONED ON THE CORRECT SIDE OF TEE
RAIL. (When assembled, Tee rail has a front-to-back
position as shown).
Bolt center rail section to end sections with the hard
ware illustrated.
SQUARE NECKS ON CARRIAGE BOLTS MUST BE
SEATED IN SQUARE HOLES IN TEE RAILS.
Cable Pulley
Bracket
Align front end of tee rail with cable pulley bracket and
connect as shown. Tighten screws and nuts securely.
Asa temporary stop, inserta screwdriver into Tee
rail as shown. Slide the inner trolley onto the Tee
rail, as shovi/n, until it is firmly against the screw
driver. Slide the outer trolley onto the Tee rail until it
partially engages the inner trolley and stops,
TO FULLY ENQAGE TROLLEY: With a hammer,
firmly tap the back end of outer trolley just below the
rail guide. Outer trolley must move forward to fully
engage inner trolley, Be careful to avoid damaging
trolley spring.
STEPS
USE ONLY THOSE SCREWS MOUNTED
INTOPOFOPENERCHASSIS. FAILURE
TO DO SO WILL CAUSE SERIOUS DAM
AGE TO THE DOOR OPENER,
PROCEDURE: Place opener chassis on packing
ma terial to protect cover. For convenience, place a
support under the cable pulley bracket.
Remove 5/16"-18x1/2" washered screws mounted
in top of opener chassis. Align holes in back end of
Tee rail with holes in opener chassis. Fasten the rail
to the chassis with washered screws previously
removed. CAUTION: USEONLYTHESESCRBWS!
Use of any other screws will cause serious dam
age to door opener. Tighten screws securely
Insert a 5/16”-18x1/2" washered screw into the per
manent stop hoie in the Tee rail back section as
shown. Tighten securely with a 5/16" nut
Attach Tee Rail to Opener Chassis
Attach inner nut, lock washer, chain retainer bracket
and outer nut to trolley shaft in the order shown. The
retainer bracket should be kept in the illustrated
position DO NOT TIGHTEN NUTS UNTIL STEP 5,
PAGE 9
5/16"-18
Tee Rail
(Back Section)
Nut
Assembly
STEP 4 Install Chain and Cable
Master
Link
Clip-On
Spring
Cable
Loop
Flat End
Trolley
Shall
Ivl aster
Link
Outside
Bar
CAUTION: Keep chain taut while dispensing from
carton to help prevent kinking.
Slide trolley tight against screwdriver stop Dispense
cable around pulley bracket. Proceed back around
the opener sprocket and forward to chain retainer
bracket. Be sure teeth on chassis sprocket engage
chain.
Connect chain to chain retainer bracket, as shown in
inset, using second master link from coin envelope,
NOTE: Check to make sure chain is not twisted.
DO NOT REMOVE CHAIN AND CABLE FROM DIS-^
PENSER CARTON.
Detach cable from side of car ton and fasten to tr olley
with a master link from coin envelope,
MASTER LINK PROCEDURE: Push pins of master
link bar through loop of cable and hole in flat end of
trolley shaft Push cap onto pins and into notches
Slide clip-on spring over cap and into pin notches
until both pins are locked in place.
opener Chassis
Sprocket'
Assembly
STEPS
Tighten the Chain and Cable
dAUTIONt Keep chain from twisting as nuts are
turned.
Loosen Tighten
Inner Outer
Chain
1/2 Inch
Base ot Tee Rail
PROCEDURE: Connect chain and cable to threaded
shaft of trolley in the order itiustrated: inner nut, lockwasher, chain retainer bracket and outer nut
Tighten the chain and cable by threading outer nut
toward trolley.
Chain is properly tightened when it is approximately
1/2" above the base of Tee rail midway between
cable pulley bracket and chassis.
When chain tension is correct, turn inner nut toward
chain retainer bracket untii tight
Sprocket noise can result if chain is either too
loose or too tight.
CAUTION: Do not overtighten chain and cable.
Refer to Page 21.
STEP® Attach Sprocket Cover to Opener Chassis
Sprocket
Cover '
ASSEMBLY OF YOUR GARAGE DOOR OPENER IS NOW COMPLETE.
CERTAIN INSTALLATION PROCEDURES VARY ACCORDING TO GARAGE DOOR TYPES. WHERE DIFFER
ENCES OCCUR, BE SURE TO FOLLOW ONLY THOSE INSTRUCTIONS WHICH APPLY TO YOUR DOOR
CONSTRUCTION.
PROCEDURE: Attach sprocket cover to chassis as
shown in Illustrations (A) and (B). insert back tab in
chassis slot. Then bend cover forward and insert
front tab in slot provided on mounting plate.
Mounting
Plate
DO NOT WEAR WATCHES, RINGS OR LOOSE CLOTHING WHILE INSTALLING OR SERVICING A DOOR OPENER.
KEEP GARAGE DOOR BALANCED. STICKING OR BINDING DOORS MUST SE REPAIRED. GARAGE DOORS,
DOOR SPRINGS, CABLES, PULLEYS, BRACKETS AND THEIR HARDWARE MAY BE UNDER EXTREME TEN
SION AND CAN CAUSE SERIOUS PERSONAL INJURY. DO NOT ATTEMPT ADJUSTMENTS. CALL A GARAGE
DOOR SERVICEMAN TO MOVE, LOOSEN OR ADJUST DOOR SPRINGS OR HARDWARE.
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