3501 Actuator
INSTALLATION REFERENCE MANUAL
7
MX4754 Rev. B ©2019
www.hysecurity.com • 800-321-9947
IMAGE 3-2:
WELD MOUNTING BRACKET TO POST
IMAGE 3-1:
REMOVING COVER AND MOUNTING BRACKET FROM CHASSIS
3
WELD THE MOUNTING BRACKET TO POST
POST
MOUNTING
BRACKET
1/2”-13x3/4” HEX BOLT (x4)
1/2” LOCK WASHER (x4)
LOOSEN BOTH MIDDLE
SCREWS (x2)
LIFT COVER
REMOVE BOTH END
SCREWS (x2)
1. To remove 3501 cover, loosen middle screws (x2), remove end screws (x2), and lift off cover.
1. Remove the mounting bracket from the CHBOX35 chassis bottom by removing the four bolts and lock
washers (IMAGE 3-1). Retain the hardware for later reassembly.
2. Weld the mounting bracket to the top of the mounting post (IMAGE 3-2):
• The bracket should be level and square to the post.
• Tack welds may be made from the top inside of the bracket and post.
• Bottom welds should be made for permanent rigidity.
MOUNTING
BRACKET
