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Assembly
STEP 2 InstallTrolley
AS A TEMPORARY STOP, INSERT A SCREWDRIVER
INTO HOLE IN FRONT END OF TEE RAIL AS SHOWN.
1. Attach threaded sha_ to trolley with Iockwasher and nuts
as shown.
2. Slide trolley assembly along rail to screwdriver stop,
NOTE: If trolley hits against the nut on Tee rail, center
section was attached from wrong side and must be
repositioned. Review Step 1.
TemporaryStop
Screwdriver
Cuter Nut f
LockWasher
5/16"
Inner Nut \
5/16"
Trolley
STEP 3 Attach Tee Rail To Opener Chassis
USE ONLY THOSE SCREWS MOUNTED IN
TOP OF OPENER CHASSIS. FAILURETO DO
SO WILL CAUSESERIOUS DAMAGETO THE
OPENER.
PROCEDURE: Place the opener chassis on packing
material to protect the cover. For convenience, place a
support under the cable pulley bracket,
Remove 5/16"-18 x 1/2" 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:
USE ONLY THESE SCREWS! Use of any other screws
will cause serious damage to door opener. Tighten
screws securely.
Insert a 5/16"- 18 x 7/8" hex screw into trolley stop hole in
the Tee rail as shown. Tighten securely with a 5/16" lock-
washer and nut.
Washered Screw
5/16"-18x112"
Flex Screw
5/16"-18x71S"
Trolley
TeeRail .
(BackSec_on)
Lod_
5/16"-18
5/16"-18
7