Assembled push tubes for the flaps. Installed L flap and marked for trimming. Removed L flap and trimmed for fit. Installed L flap and installed L push tube. Rigged L flap to match aileron at neutral. Operated flap to full llimits. Trimmed back push tube opening. Installed R flap and marked for trimming. Removed R flap and trimmed to fit. Installed R flap and intalled R push tube. Rigged R flap to match aileron at neutral. Operated flaps to full limits. Trimmed R&L push tube openings.