INSTRUCTION AND SERVICE PARTS MANUAL - FREEZER CS 800, s/n F0176-00 - ALFRED & CO
N10
Relief safety valve
Weekly check the discharge pipe: in case there are product residuals, these
indicate that the valve has intervened due to the defective operation of the
injection valve: in this case proceed as it has been specified in the paragraph
“Air injection valve”.
Then replace the pipes showing product residuals