Craftsman 1/2 HP GARAGE DOOR OPENER MODEL 139.5364812 - Manual (Page 21)

INSTALLING THE BRACKETS
Figure 1,2 and 3 show recommended assembly of
bracket(s) and “C” wrap based on the wall
installation of the sensors on each side of the garage
door as shown on page 20, or on the garage door
tracks themselves.
Figure 4 and 5 are variations which may fit your
installation requirements better. Make sure the
wraps and brackets are aligned so the sensors
will face each other across the garage door.
Garage Wall or Door Track Installation
1. Fasten the “C” wraps to the mounting brackets
having square holes, using th hardware shown in
Figure 1.
Garage Wall Installation
2. Connect each assembly to a slotted bracket, using
the hardware show on Figure 2. Note alignment
of brackets for ieft and right sides of door.
3. Finger tighten the lock nuts.
4. Use bracket mounting holes as a template to
locate and drill (2) 3/16" diameter pilot holes on
both sides of the garage door, 4"-6" above the
floor but not exceeding 6" (see warning on
page 20).
5. Attach bracket assembly with 1 /4"x1 -112" lag
screws as shown in Figure 2.
6. Adjust right and left bracket assemblies to the
same distance out from mounting surface. Make
sure all door hardware obstructions are cleared.
Tighten the nuts securely.
Garage Door Track Installation
Discard slotted bracket. Drill 3/8" holes in each track
and fasten securely with hardware as shown in
Figure 3.
Figure 1
Garage WALL or DOOR Track Installation
Mounting Bracket
Figure 3 Garage DOOR Track Installation
Figure 4 Alternate Wall Mount Figure 5 Alternate Floor Mount
Screw
#10-32x3/8"
HARDWARE SHOWN ACTUAL SIZE
Lag Screw 1/4x1-172"
Staples
Carriage Bolts
1/4"-20x1/2"
Lock Nut
1/4"-20
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