Amico Valve Alarm Combo Unit - Manual (Page 19)

Symptom Cause Corrective Action
Gas reading incorrect Loose connection of DISS fittings Ensure that the sensor module is properly
connected to the DISS demand check-valve
Sensor module is not properly wired to the
display module
Ensure that the sensor module is properly
wired to the display module by using wiring
diagram in Appendix C or D
Defective sensor or requires calibration Replace the sensor module
The ribbon cable is not properly connected
to the display module
Pull out the ribbon cable and connect
it back in again, while ensuring that it is
seated properly
Defective display module Replace the display module
System Cause Corrective Action Page
E01 No sensor is connected. Connect a sensor 28/29
E02 Sensor and Display Module mismatched. Ensure that the Sensor and Display Module are for the
same gas
16
E03 The High set-point was set below the Low set-point
or vice versa.
Recalibrate the High and Low setpoint to proper
values
13/14
E04 Incorrect type of Sensor connected
(e.g. 250 psi sensor on a 100 psi range)
Connect the correct Sensor to the matching Display
Module
E06 Cable between the sensor and display module
shorted out or reversed polarity
Reverse polarity or replace cable if defective 28/29
E07 Out of calibration / Sensor not reading gas Replace the sensor module 28/29
Error Code Messages on the Display Module
Troubleshooting Guide
www.amico.com 19