218189-01 Linear Garage Door Opener Trolley Assembly
door opener trolley travels back and forth on the operator belt or
chain rail. The trolley has a red rope (not included) that will
disengage the opener from the door so the garage door can be lifted
manually. To reconnect the trolley the release lever is flipped up and
the door is raised or lowered until the opener reconnects.
on how often the garage door opener is used the opener trolley assembly
can wear out. The 218189-01 Linear trolley assembly can replace the
damaged or worn out trolley on the HCT (chain) and HBT (belt) opener
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