Tighten (or loosen) one screw a quarter turn, then do the same to the other. Tighten (or loosen) until the tremolo unit is parallel to the body. Then, retune the guitar using, again, the tuning pegs. Recheck the bridge.
Tighten (or loosen) one screw a quarter turn, then do the same to the other. Tighten (or loosen) until the tremolo unit is parallel to the body. Then, retune the guitar using, again, the tuning pegs. Recheck the bridge.