cable adjustment
 

I have a right side corner front whitch is about 1'' low compared to the other sides.I have tightened the cable for that corner and raised it about 1/4 ''.It is still low by abount 1/2 to 3/4'',and I am affraid to tighten the cable any more. All the cable hardware seems to be in operating order.any ideas Please.John King. P.S. Model is 2204 tow light.