On 7/15/2018 6:14 PM, GOM wrote:
Garage Door wont work. Motor €śgrinds€ť but the chain/retracting cable
does not move. Unit is a Chamberlain security 1/2 horse power.
you need to replace the gears in it, get the model number & lookup the
parts, they usually have a kit like this for it:
https://www.gatehousesupplies.com/Pr...yABEgLbbvD_BwE