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6-2 l Troubleshooting
Before Beginning
You can avoid most problems by following the recommended installation and
maintenance procedures outlined in this User Guide. If you do have a problem,
this section will help you determine what caused it and how to fix it.
Before you take the side panels off of the dryer be sure to:
❏ Diagnose causes from the control panel.
1 Press once to silence the optional audible alarm and display the
alarm message.
2 Address the alarm message and fix the problem.
3 Press again to clear the alarm. If the alarm reappears the problem
was not fixed.
If the alarm is a passive alarm you will see P in the screen title display.
If the alarm is a shut down alarm you will see A in the screen title
display.
❏ Diagnose causes from the front of the dryer.
You can locate any problem from the front of the dryer.
Set Point Actual
1 Process Temp.
2 Regen. Temp.
3 Return Air Temp.
4 Auto Start
5 Load Time (MDC)
6 Activate Setback Temp.
7 Setback Temp.(Process)
8 Setback Load Rate
9 PM1 Dewpoint
Shutdown Alarms
A1 Process High Temp.
A2 Process Loop Break
A3 Process Heater High Temp.
A4 Regen. Heater High Temp.
A5 Carousel Index Too Long
A6 Carousel Index Failure
A7 Return Air High Temp.
Passive Alarms
P1 Process Temp. Deviation
P3 Regen. Temp. Deviation
P5 Return Air High Temp.
Auto Start
Desiccant Indexing
Set-Back Temp.
Process Blower
Process Pressure
Process Heater
Regen. Blower
Regen. Pressure
Regen. Heater
Acknowledge
alarm button
Scroll
button