Step1: Turn off gas supply and power to the fryer before starting work.
Step2: Allow equipment to cool completely for better handling.
Step3: Remove access panel to reach gas control assembly.
Step4: Disconnect inlet/outlet gas lines and pilot tubing.
Step5: Remove faulty safety control valve from mounting position.
Step6: Install new valve ensuring correct orientation.
Step7: Reconnect all lines tightly and check for leaks with approved solution.
Step8: Restore gas and test burner ignition for proper safety shutdown response.