1. Fault Screen (“FAULT”)
Flow faults related to pump or tubing status
Faults related to IR sensor system
System temperatures out of normal range
Current loop and configuration faults
Exit Fault screen
Press Enter once to view individual fault events, press Enter twice to view zone flow faults.
400 Series
Press to view fault logs

2. Fault Screen (“FAULT”)
Flow faults related to pump or tubing status
Faults related to IR sensor system
System temperatures out of normal range
Current loop and configuration faults
Exit Fault screen
Press Enter once to view individual fault events, press Enter twice to view zone flow faults.
400 Series
Press to view fault logs

3. Fault Screen (“FAULT”)
Flow faults related to pump or tubing status
Faults related to IR sensor system
System temperatures out of normal range
Current loop and configuration faults
Exit Fault screen
Press Enter once to view individual fault events, press Enter twice to view zone flow faults.
400 Series
Press to view fault logs

4. Fault Screen (“FAULT”)
Flow faults related to pump or tubing status
Faults related to IR sensor system
System temperatures out of normal range
Current loop and configuration faults
Exit Fault screen
Press Enter once to view individual fault events, press Enter twice to view zone flow faults.
400 Series
Press to view fault logs

5. Fault Screen (“FAULT”)
Flow faults related to pump or tubing status
Faults related to IR sensor system
System temperatures out of normal range
Current loop and configuration faults
Exit Fault screen
Press Enter once to view individual fault events, press Enter twice to view zone flow faults.
400 Series
Press to view fault logs

6. Fault Screen (Using DIAG as a tool)
Switch to next zone to compare running pressures between zones
400 Series

7. Fault Screen (Service Mode to initiate Pressure Check)2
2/ Then use Up arrow key to pick DIAG and then Enter to select and return to diagnostic screen 1
400 Series
1/ Press Enter twice to enter Service Mode and then twice to leave Service mode

8. Fault Screen (Using DIAG as a tool)
If the running pressure is within correct range, no flow faults will occur.
If (Vac+3) < PRES < (Amb – 0.4) Then no flow faults
(Ignore this value, it is not used)
400 Series

9. Fault Screen (“FAULT”)
Indicates failure of P sensor, requires factory service
400 Series

10. Fault Screen (Using DIAG as a tool)
Poor or degraded pump performance will not attain 2-4 PSIA VAC
400 Series

11. Fault Screen (“FAULT”)
Review of pressure fault causes & remedies
400 Series