STEP 1. To Assemble Rail with “Extended Middle Segment” Please refer to “Rail and Trolley Assembly” in Owner’s Manual. End Segment with Trolley Stop Bolt (53-1/5 Inch) Middle Segment (53-1/5 inch) Header Segment (53-1/5 inch) /WARNING Discard all FIVE of the original rail segment. ONLY 3 pieces of extended rail segment should be applied. NEVER connect extra rail segments. The opener only services door to max. of 10 FT. height. Door, with other size please call service before installation.
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.
Step 3. Extending the Cable Replace the original cable with the “Extended Cable” Disconnect the “Trolley Shaft” from the original cable by removing the master link. Original cable (to be discarded) Discard the original cable. Original Trolley Shaft and Cable from Opener inventory I[I U Align the “Trolley Shaft” to one of the eyelets of the “Extended Cable”, connect them together Cable eyelet from using the master link set.