Flew the cub for the third time this week, and the tach is getting noisier, every now and then the needle will bounce too. Besides sending it off, do you guys think I need to pull off and lube the drive cable, or is it a gear box needing lube or the instrument itself?
And yes I can only hear it on the ground taxiing with low power
And yes I can only hear it on the ground taxiing with low power
