FCI Watermakers MAX-Q+ - Alarms; Shutdowns

FCI WATERMAKERS, INC. 96
Operational Instructions
ALARMS
e following is a list of alarms and their causes, and how to clear the alarm condition.
1. Over Production Alarm:
Cause: Alarm is triggered when the Product Flow is 15% greater than the rated output.
Clear: If equipped with APC, check to see if the HPCV is in manual mode, or
possible Product Flow Sensor Failure. If not equipped with APC, reduce HPCV
by turning the valve counter clockwise until you reach your rated output.
2.
H
igh TDS Alarm:
Cause: When the Product TDS is greater than the setpoint for more than 60 seconds.
Clear: Increase product quality be reducing the PPM
reading. Check for possible bad membranes.
SHUTDOWNS
e following is a list of shutdowns and their causes,
and how to clear the shutdown condition.
1. Inlet Low Pressure Shutdown:
Cause: Triggered when the low pressure reading is below 3 psi for 30 seconds.
Clear: Select the alarm, press the Ack Selected button, then clear
the system by pressing icon in the lower le hand corner.
2.
I
nlet High Pressure Shutdown:
Cause: Triggered when the low pressure reading is greater than 50 psi for 30 seconds.
Clear: Select the alarm, press the Ack Selected button, then clear
the system by pressing icon in the lower le hand corner.
3. HPP Feed Pressure Low Shutdown:
Cause: Triggered when HPP is running and the low pressure reading is below 7 psi.
Clear: Select the alarm, Press the Ack Selected button, and
clear the system in the lower le hand corner.
4. HPP Interlock Shutdown:
Cause: Triggered when the HPP is running but the LPP
pump is not meeting the minimum ow rate.
Clear: Select the alarm, press the Ack Selected button, and clear
the system by pressing icon in the lower le hand corner.
SYSTEM ALARMS (continued)