Craftsman 1/2HP Garage Door Opener 139.53515SR - Manual (Page 2)

start By Reading These Important Safety Rules
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THIS SAFETY ALERT SYMBOL MEANS CAUTION — PERSONAL SAFETY OR PROPERTY
DAMAGE INSTRUCTION. 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.
CAUTION: IF YOUR GARAGE HAS NO SERVICE ENTRANCE DOOR, INSTALL MODEL S3702 EMERGENCY RELEASE
KEYLOCK (PAGE 4). THIS ACCESSORY ALLOWS MANUAL OPERATION OF GARAGE DOOR FROM OUTSIDE IN CASE
OF POWER FAILURE,
A KEEP GARAGE DOOR BALANCED. Sticking or
binding doors must be repaired. Garage doors,
door springs, cables, pulleys, brackets and their
hardware are under extreme tension and can
cause
serious personal injury. DO NOT
ATTEMPT TO LOOSEN, MOVE OR ADJUST
THEM. Call a garage door serviceman.
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THE SAFETY REVERSE SYSTEM TEST IS VERY
IMPORTANT (page 18). Ysur garage door MUST
reverse on contact with a 1' 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 EVERY THREE MONTHS AND
MAKE NEEDED ADJUSTMENTS.
DO NOT WEAR RINGS, WATCHES OR LOOSE
CLOTHING while installing or servicing a garage
door opener.
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Fasten the CAUTION LABEL alongside the Wall
Control as a reminder of safe operating
procedures.
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A To avoid serious personal injury from entangle-
menL REMOVE ALL ROPES CONNECTED TO
THE GARAGE DOOR before installing the
garage door opener.
DISENGAGE ALL EXISTING GARAGE DOOR
LOCKS to avoid damage to garage door.
A Install the Wall Control (or any additional push
buttons) IN A LOCATION WHERE THE GARAGE
DOOR IS VISIBLE, BUT OUT OF THE REACH OF
CHILDREN. DO NOT ALLOW CHILDREN TO
OPERATE THE WALL PUSH BUTTON(S) OR
TRANSMITTER. Serious personal injury from a
closing garage door may result from misuse of
the opener.
A Installation and wiring must be in compliance
with your local building and electrical codes.
CONNECT THE POWER CORD ONLY TO A
PROPERLY GROUNDED OUTLET. A
CAUTION: Activate opener only when the door
is in tuli view, free of obstructions and opener
is properly adjusted. NO ONE SHOULD ENTER
OR LEAVE THE GARAGE WHILE DOOR IS IN
MOTION. DO NOT ALLOW CHILDREN TO PLAY
NEAR THE DOOR.
A LIGHTWEIGHT FIBERGLASS, ALUMINUM AND
STEEL DOORS MUST BE SUBSTANTIALLY
REINFORCED TO AVOID DOOR DAMAGE. (See
page 15.) The best solution is to check with your
garage door manufacturer for an opener
installation reinforcement kit.
A Use the emergency release ONLY to disengage
the trolley and, if possible, ONLY when the door
is closed. DO NOT USE EMERGENCY HANDLE
TO PULL DOOR OPEN OR CLOSED.
A DO NOT USE THE FORCE ADJUSTMENTS TO
COMPENSATE FOR A BINDING OR STICKING
GARAGE DOOR. Excessive force will interfere
with the proper operation of the safety reverse
system or damage the garage door (page 17).
A DISCONNECT ELECTRIC POWER TO GARAGE
DOOR OPENER BEFORE MAKING REPAIRS OR
REMOVING COVERS.