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ENGINE 22 OVERHAUL Pistons - remove 1. Clamp hexagon body of LRT-12-013 in vice. centre screw. 3. Push centre screw forward until nut contacts thrust race. 4. Locate piston adapter LRT-12-014 with its long spigot inside bore of hexagon body. 5. Fit parallel sleeve, grooved end first, onto centre screw and smear outside diameter with 6. Locate piston and connecting rod assembly on centre screw and up to adapter LRT-12-014. 7. Fit remover/replacer bush of LRT-12-014 on centre screw with flanged end away from 8. Screw stop nut onto centre screw leaving clearance A, between nut and 9. Lock the stop nut securely with lockscrew. 10. Push connecting rod to right to locate end of gudgeon pin in adapter LRT-12-014. 11. Ensure remover/replacer is located in gudgeon pin bore of piston. 12. Screw large nut up to thrust race. gudgeon pin is withdrawn from piston. 14. Dismantle tool and remove piston, connecting rod and gudgeon pin. 15. Repeat above operation for remaining pistons. Pistons - inspection 1. Clean carbon from pistons 3. Measure piston diameter at 90 ° to gudgeon pin axis and 8 mm from bottom of skirt. The piston |