User guide

Alarms
• Shutdown (A#): The dryer has automatically shut down because it has detect-
ed a serious problem that could damage your material or dryer.
• Passive (P#): The dryer continues to operate, but warns of a problem that could
prevent correct drying of your material. If ignored, this problem could lead to a
condition that will shut down the dryer.
6-18 l Troubleshooting
Problem
A54 & P23 - Conveying
Blower Overload – The con-
veying blower overload has
tripped due to a mechanical or
electrical problem.
Possible cause
The conveying blower has mechanical-
ly failed or is unable to rotate freely.
The conveying blower has failed
electrically.
The overload is set incorrectly.
The conveying blower current draw
has exceeded the full load amps of the
motor.
Overload is defective.
Solution
Disconnect and lock out main
power. Check the conveying blower
for mechanical failure and free rota-
tion. Replace if necessary. Allow
overload to automatically reset,
then try to restart the dryer.
Disconnect and lock out main
power. Check the conveying blower
for electrical shorts or open circuits.
Replace if necessary. Allow over-
load to automatically reset, then try
to restart the dryer.
Disconnect and lock out main
power. Check the overload settings
and confirm that the settings match
the full load amps listed on the con-
veying blower motor. Allow over-
load to automatically reset, then try
to restart the dryer.
Press alarm acknowledge and allow
overload to automatically reset,
then try to restart the dryer. It the
alarm condition occurs again, have a
qualified electrician check the cur-
rent draw to the motor.
Replace the overload.
NOTE: Once the overload
has tripped you must wait
2 - 15 minutes with
power on for it to reset
automatically.
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