Conair Hopper Temperature Controller UGD031 User Manual Page 66

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  • TROUBLESHOOTING
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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 start disassembling the HTC process air heater be sure to:
Diagnose causes from the control panel.
1 Press the Acknowledge Alarm button to silence the alarm.
2 Address the alarm message and fix the problem.
3 Move the heater switch from Enable to Standby.
4 Cycle the heater switch from Standby to Enable to restart normal con-
trol. 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 control panel.
You can locate any problem from the front of the heater.
Heaters
Startup /
Shutdown
For Startup:
1. With heaters in
Standby, turn on
blower or dryer.
2. Enable heaters.
For Shutdown:
1. Switch heaters to
Standby. 
2. Wait 60 seconds
before turning off
blower or dryer.
Enable
Standby
Acknowledge
Alarm Button
Scroll
Button
6-2 l
T
roubleshooting
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