Do NOT use laquer thinner or acetone or MEK! Way too strong of solvents. Use a paint prep cleaner or a enamel or urethane paint reducer instead. The others will screw your finish up bad.
Jim
"Every normal man must be tempted at times to spit upon his hands, hoist the black flag, and begin slitting throats".--H.L. Mencken
Bumper sticker,
OXYMORON #65 - Liberal Thinker