A25 ALARM VOLUMETRIC SURVEILLANCE NOT WORKING - Alfa - 156 - eLearn

When the alarm is operated the volumetric surveillance does not work

1	CHECK WITH DIAGNOSTIC EQUIPMENT	All OK	Problems met	Operation
		Results of the tests
	WARNING: it is possible to exclude the volumetric surveillance from the operation of the system see DESCRIPTION AND OPERATION: 5580E anti-theft device ). Connect the diagnostic equipment (Examiner or other instruments) to the diagnostic socket Check, in order: no faults in the alarm control unit no faults in the alarm receiver	Continue to Step 2	Error detected in the control unit or receiver	Continue according to the instructions for the diagnostic equipment
		Continue to Step 2	Dialogue failure for diagnostic equipment between the control unit and the receiver	Restore the connection between the control unit and the diagnosgtic connector ( See E7015 ALARM ).
2	CHECK VOLUMETRIC SENSORS	All OK	Problems met	Operation
	Check, in order: operation of volumetric sensors connections between sensors and alarm control unit See E7015 ALARM ).	Continue to Step 3	Sensor faulty	Replace sensor Op. 5580E22 .
		Continue to Step 3	Connections broken	Restore the connections (
3	CHECK CORRECT OPERATION	All OK	Problems met	Operation
	Check that the fault is no longer present	End of diagnosis	Fault persists	Search for the fault starting from another symptom'