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Tr o u b l e s h o o t i n g l
6 - 1 5
Problem
Regeneration High Temper-
ature
– If the regeneration
temperature exceeds the high
temperature limit for the speci-
fied time. Default values are
385°F {196°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 pas-
sive alarm) and the regenera-
tion temperature is not moving
towards the setpoint at a rate
greater than specified. Default
values are 2°F {1°C} over 40
seconds.
Possible cause
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.
Solution
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.
6
T
roubleshooting
S h u t d o w n A l a r m s
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 di-
alog box will indicate whether the alarm is a shut down alarm or a passive alarm.
Summary of Contents for Carousel Plus D Series
Page 6: ...iv l Table of Contents...
Page 20: ...2 8 l Description...
Page 40: ...3 8 l Installation...
Page 54: ...4 14 l Operation Control Function Flow Charts From the Login Logout screen Home Login Screen 3...
Page 90: ...4 50 l Operation...
Page 112: ...5 16 l Maintenance...
Page 208: ...C 46 l Appendix...