Craftsman 13953915DM garage door opener

User Manual - Page 16

For 13953915DM.

PDF File Manual, 76 pages, Download pdf file

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INSTALLATION STEP 5
Hang the Opener
Three representativeinstallations are shown. Yours may be
different. Hanging brackets should be angled (Figure 1) to provide
rigid support. On finished ceilings (Figure 2 and Figure3), attach
a sturdy metal bracket to structural supports before installing the
opener. This bracket and fastening hardware are not provided.
1. Measurethe distance from each side of the motor unit to the
structural support.
2. Cut both pieces of the hanging bracket to required lengths.
3. Drill 3/16" pilot holes in the structural supports.
4. Attach one end of each bracket to a support with
5/16"-9xl-5/8" lag screws.
5. Fastenthe opener to the hanging bracketswith
5/16"-18x7/8" hex bolts, lock washers and nuts.
6. Checkto make sure the rail is centered over the door (or in line
with the headerbracket if the bracket is not centered abovethe
door).
7. Removethe 2x4. Operatethe door manually. If the door hits the
rail, raisethe header bracket.
NOTE'.DO NOTconnect power to openerat this time.
To avoid possible SERIOUSINJURYfrom a falling garage
door opener, fasten it SECURELYto structural supports of
the garage. Concreteanchors MUST be used if installing any
brackets into masonry.
Figure 1
Supports
Measure ",
Distance
Bolt 5/16"-18x7/8"
Lock Washer 5/16"
Nut 5/16"-18
Lag Screw
5/16"-9xl-5/8"
Figure 2
HARDWARESHOWN ACTUALSIZE
q Lag Screw 5/16"-9xl-5/8"
i iii]i I'hL
5/16"-18x7/8" Nut 5/16"-18
Lock Washer 5/16"
Bolt 5/16"-18x7/8"
Lock Washer 5/16"
Nut 5/16"-18
Figure 3
Bolt 5/16"-18x7/8"
Lock Washer 5/16"
Nut 5/16"-18
(Not Provided)
Bolt 5/16"-18x7/8"
Lock Washer 5/16"
Nut 5/16"-18
16
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