PLATE 3C8225 - Caterpillar

Refer to Table 2. Determine the appropriate procedure according to the values of the "CGI Venturi Mass Flow Rate". Be sure to use the results of Test Point 1 and Test Point 2 in order to determine the appropriate procedure. For example, Cat ET displays the following test result:
The "CGI Venturi Mass Flow Rate" was within the acceptable range during Test Point 1 and below the acceptable range during Test Point 2.In this example, Procedure "C" applies.Expected Result:The results are not within the acceptable range. The appropriate procedure was identified.Results:
The results are not within the acceptable range. The appropriate procedure was identified. - Perform the appropriate procedure.Test Step 2. Procedure "A"
Remove the air inlet piping between the air cleaner and the CGI control group.
Start the engine. Run the Engine Air System Verification Test.
Observe the flapper inside the valve assembly during the first