Assembly step 2, Step 3, Instau trolley – Craftsman 139.53625SR User Manual
Page 7
Attention! The text in this document has been recognized automatically. To view the original document, you can use the "Original mode".
Assembly
STEP 2
InstaU Trolley
TroKey
AS A TEMPORARY STOP, INSERT A SCREWDRIVER
INTO HOLE IN FRONT END OF TEE RAIL AS SHOWN.
1. Attach threaded shaft to trolley with lockwasher arxJ nuts
as shown.
2.
Slide trolley assembly along rail to screwdriver stop.
NOTE: if Irotley hits against the nut on Tee rail, center
section was attached from wrong side and must be
repositioned. Review Step 1.
TBtnporsry Stop
ScfBwdfivOf
\
Threadod
Shaft
STEP 3
Attach Tee Rail To Opener Chassis
USE ONLY THOSE SCREWS MOUNTED IN
TOP OF OPENER CHASSIS. FAiLURE TO DO
SO WILL CAUSE SERIOUS DAMAGE TO 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 (op
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" washered screw into trolley stop
hole in the Tee rail as shown. Tighten securely with a 5/16"
lockwasher and nut.