Show GET CARBON FROM CYLINDER removal may be accomplished without injuring mechanism if few precautions are taken auto owners who wish to remove carbon from the gas engine cylinder by moans means of a carbon flame may do so without injuring the mechanism if the following precautions suggested by the department of agricultural engineering of the nebraska Nebra sea college of agriculture ri are observed the radiator must be filled with water in order to keep water around the cylinder walls and valves both valves must be closed and the piston is placed at the top of the cylinder to confine the oxygen in the combustion chamber if compressed air Is at hand after burning the carbon out the engine Is turned over until the exhaust valve is open and a jet of air introduced into the cylinder to blow all loose particles of carbon which will prevent it from proper seating and so impair the compression |