At least near me, HD repair is usually based on the area of the blinds; I have this unholy-huge 6.5' x 6' blind that the local HD shop wants $1000 to fix ... wh

At least near me, HD repair is usually based on the area of the blinds; I have this unholy-huge 6.5' x 6' blind that the local HD shop wants $1000 to fix ... what I think is the clutch? (Just going off the troubleshooting section.) If I can fix it, myself, for $30, I'll be pretty stoked.