Craftsman 139.53625SR - Manual (Page 12)

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STEP 4 Hang Opener Chassis
THE OPENER CHASSIS MUST BE SECURELY FASTENED TO A STRUCTURAL SUPPORT OF GARAGE-
Three representative inslaliations are shown, \burs may be diffeterrt. Hanging brackets should be angled (Fig.1)
or crossed (Fig.2) to provide rigid support. On finished ceilings ^Fig.S), attach a sturdy metal bracket (not supplied) to
celling joists before installing opener.
PROCEDURE: On EACH side of the opener measure the
distance from chassis to the structural supports.
Cut both pieces of the hanging bracket to required lengths.
Ratten one end of each bracket and bend or twist to fit
the fastening angles Do not bend at the bracket holes.
Drill 3/16'' pilot holes in the structural supports. Attach flat­
tened ends of brackets to supports with 5/16''xl-7/8* lag
screws.
Lift opener and fasten to hanging bracket as shown. Check
to make sure Tee rail is centered over door. REMOVE
2x4. Operate door manually. If door hits the rail, raise
header bracket.
FiGURE 2
Grease the top and underside of rail surface on
which trolley slides. A tube of grease is supplied.
5П6‘-18г:7/Э“ Screw
S/16" Lock Washer
5ne"-ia Nul
RGUREl
Bracket
(Not Supplied}
nCURES
FINISHED
CEIUNG
Lag Screws
5/16*Xl-7/8'
{No! Supplied)
&5S"-iB*7r8* Screw
Sne* Look Washer
&16*-18Nut
STEP 5
Attach Emeigency Release Rope & Handle
USE EMERGENCY RELEASE ROPE ONLY TO
DISENGAGE TROLLEY. DO NOT USE ROPE
AND HANDLE TO PULL THE DOOR OPEN OR
CLOSED,
PROCEDURE: Thread one end of rope through hole in top
of red handle so ‘NOTICE’ reads right side up as shown.
Secure with an overhand knot
NOTE: Knot should be at least Г from end of the rope
to prevent slipping.
Thread other end of rope through hole In release arm of
outer kolley. Adjust rope length so that handle is 6 feel
above the floor. Secure with an overhand knot as above.
NOTE: If it is necessary to cut rope, heat seal cut end
with a match or lighter to prevent fraying and/or
raveling.
Trolley
Overhand
Knot
Êmeroency
Release Handle
12