STEP 1. To Assemble Rail with “Extended Middle Segment” Please refer to “Rail and Trolley Assembly” in Owner’s Manual. Original Middle Segment (25-3/5 inch) Header Segment Trolley Replace ONE of the original rail Middle Segment with the “Extended Rail Segment” in the middle of rail assembly. /A WARNING Discard ONLY ONE of the original MIDDLE rail segment. ONLY 5 pieces of rail segment should be applied. NEVER connect extra rail segments. The opener only services door to max. of 8 FT. height.
Step 2. Extending the Chain 1. To Disconnect “Chain to Cable Connector” from the Original Chain Original chain pack Disconnect the “Chain to Cable Connector” from the original chain by removing the master link. Master link Keep all the hardware in this step. Chain-to-Cable Connector 2. To Connect “Extended Chain Segment” to Chain Chain-to-Cable Connector Original chain pack Extended Chain Segment (17-1/3 inch) \ Connect the “Extended Chain Segment” between the “Chain-to-Cable Connector” and the original cha
Step 3. Extending the Cable Replace the original cable with the “Extended Cable” 1. Disconnect the “Trolley Shaft” from the original cable by removing the master link. Original cable discarded) Discard the original cable. Original Trolley Shaft and Cable from Opener inventory II. Align the “Trolley Shaft” to one of the RED eyelets of the “Extended Cable”, connect them together using the master link set.