The Raypak Unitherm Governor sleeve is designed for compatible 53, 53A, and 55A heater applications where the supported governor assembly needs a replacement sleeve. A sleeve like this is useful because it helps the Unitherm Governor operate and fit the way the heater was designed, supporting dependable internal thermal-management behavior.This replacement is especially useful when the original sleeve is worn, damaged, or no longer dependable in service. Matching the correct governor sleeve helps preserve intended assembly function and supports cleaner repair results.The 400734 is a practical service part when a compatible Raypak heater needs a Unitherm Governor sleeve to restore dependable governor operation. Raypak Unitherm Governor sleeve Designed for compatible 53, 53A, and 55A heaters Helps restore proper governor assembly support Useful when the original sleeve is worn or damaged Supports more dependable heater operation
