Conair Carousel Plus UGD043-1216, Руководство пользователя

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Problem
Delivery Air Protection
RTD Integrity
– If the deliv-
ery air protection RTD is
faulty, it shuts down the
dryer.
Regeneration High
Temperature
– If the regener-
ation temperature exceeds the
high temperature limit for the
specified time. Default values
are 400°F {204°C} for 20 sec-
onds.
Regeneration Temperature
Loop Break
– The regenera-
tion temperature is outside of
the operator entered deviation
alarm band (see Regeneration
Temperature Deviation passive
alarm)
Wheel Rotation Failure
-
The regeneration temperature
differential has been reached.
The default differential is 20ºF
/ 10 seconds.
Possible cause
There is a loose connection in the
wiring leading to the RTD.
The connection of the RTD plug on the
control board is loose.
The delivery air protection RTD has failed.
The control board has failed.
One of the solid state relays (SSRs)
failed in the closed position.
The output on the board has failed.
The regeneration heater has failed.
The regeneration RTD is loose or has
fallen out.
The regeneration blower is not running.
The output on the control board has
failed or the fuse is blown.
The wheel motor is not turning.
The belt tensioner is loose or the belt is
slipping.
The regeneration heater is not working.
Solution
Check the RTD plug connections and
make any necessary repairs.
Check the plug connection and tighten
if needed.
Replace the delivery air protection RTD.
Replace the control board.
Replace the failed solid state relays
(SSRs).
Replace the board.
Check the heater fuses, and resistance
across each leg of the process heater.
Check the regeneration RTD and tighten
if needed.
Check wiring or replace regeneration
blower.
Replace the control board or fuse.
Check the motor, plugs, and fuses.
Change the tensioner spring or replace
the belt.
Check the heater fuses and heater.
Tr o u b l e s h o o t i n g l 6-13
6
Tr
ou
ble
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oo
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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.