pair of 6200's one shakes more than the other

[ahman]

Hello I have a pair of 6200 and within the last week the one on the right side started to shake the setting is at the pulse but the other one moves barely the other one seems to jump alot more any suggestions thanx. they are set to about 50%-100%

Ahman

 

[rvitko]

I can think of two possible causes, the bush bearing is worn from some sand or debris, or the propeller is damaged and out of balance. Check these.