Conair Carousel Plus UGD043-1216, Руководство пользователя

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6-10
l Tr o u b l e s h o o t i n g
Problem
E-Stop Press
Delivery Air High
Temperature
– If the process
temperature exceeds the
process high temperature set
point, it shuts down the dryer.
Defaults are set to 385°F
{196°C} for 20 seconds.
Delivery Air Temperature
Loop Break
– If the process
temperature is outside of the
operator entered deviation
alarm band (see Delivery Air
High Temperature Deviation
passive alarm).
Possible cause
E-Stop button has been pressed in.
The delivery air high temperature set
point is not at least 10°F {6°C} above
the drying set point.
One of the process solid state relays has
failed.
The air lines are restricted or loose.
The delivery air set point is too low.
The delivery air heater output on the
control board has failed.
Process RTD is loose or has fallen out.
The process heater has failed.
The air lines are restricted or loose.
The delivery air blower is not running or
is running in the wrong direction.
The delivery air heater output on the
board has failed or the output fuse has
failed.
Delivery air set point is too low.
Solution
Release E-Stop.
Reset the delivery air high temperature
set point at least 10°F {6°C} above the
drying set point.
Replace the solid state relay.
Straighten any crimps in the hoses.
Tighten any loose hoses.
Set the delivery air set point higher or
install an optional precooler.
Replace the control board.
Check the delivery air RTD and tighten
if needed.
Check the heater fuses, and resistance
across each leg of the process heater.
Straighten any crimps in the hoses.
Tighten any loose hoses.
Correct the cause of the non-running
blower (blown fuse, etc.) or reverse the
rotation of the blower.
Replace the board or the fuse for the
output.
Adjust the set point or add a precooler.
Shutdown Alarms
If an alarm occurs, a red dialog box is displayed on the dryer’s touch screen
control. The dryer will shut down automatically to prevent damage to the
equipment or personnel. The dialog box will indicate whether the alarm is a
shut down alarm or a passive alarm.