Safety Circuit Shutdown Messages - Airstream 1100 SERIES Operation And Service Manual

BURNER VAPOR HIGH
TEMPERATURE
The LP gas vapor temperature sen-
sor located in the gas pipe train
downstream from the vaporizer, has
opened indicating that the vaporizor
is running too hot and must be re-
adjusted. This sensor is set at 200 F
and automatically resets itself when
cool.
BURNER WARNING FLAME
NOT DETECTED
The flame sensor has failed to de-
tect a burner flame indicating that the
burner has failed to light, there is a
problem with the flame sensing cir-
cuitry or the dryer is not getting
burner fuel.
FAN HOUSING HIGH
TEMPERATURE
The temperature high limit located
on the fan/burner housing has
opened, indicating an over tempera-
ture condition has occurred towards
the rear of the fan/heater housing.
This control is set at 200 F and must
be manually reset.
GRAIN DISCHARGE
WARNING
The lid on the grain discharge box
has opened, indicating that grain is
not being taken away fast enough
at the discharge box.
L1 VOLTAGE LOST
The left circuit breaker located on
the input/output board of the Elec-
tronic Monitoring Control System
has tripped, or one of the hardware
timers has shut down the dryer.
DRYER CONTROL PANEL

SAFETY CIRCUIT SHUTDOWN MESSAGES

LOWER ADJUSTABLE
GRAIN HIGH
TEMPERATURE
An over temperature condition has
occurred in the right side (left and
right as viewed from behind the
dryer) grain column causing the
control to shut down the dryer. This
control is set at 210 F and automati-
cally resets itself when cool.
LOWER FIXED GRAIN
HIGH TEMPERATURE
An over temperature condition has
occurred in the left side (left and
right as viewed from behind the
dryer) grain column causing the
control to shutdown the dryer. This
control is set at 210 F and automati-
cally resets itself when cool.
MOTOR OVERLOAD
One of the thermal overloads on
either the fan, load, unload or aux-
iliary motors has opened, indicat-
ing an overcurrent condition. The
overloads must be manually reset.
OUT OF GRAIN
WARNING/UNLOAD
The dryer has run low on grain, and
the OUT OF GRAIN TIMER has
timed out, shutting the dryer down.
The unload auger will clean out the
dryer if in continuous flow operation.
PLENUM HIGH
TEMPERATURE
An over temperature condition has
occurred inside the dryer plenum.
This control is a 300 F limit and au-
tomatically resets itself when cool.
CLEANOUT
METERING ROLL DRIVE
SYSTEM FAILURE
The metering roll drive system has
failed to turn. A broken chain or
jammed metering roll is a possibility.
RIGHT METERING ROLL
FAILURE
The right (as viewed from behind the
dryer) metering roll has stopped turn-
ing, or the sensor has been damaged.
LEFT METERING ROLL
FAILURE
The left (as viewed from behind the
dryer) metering roll has stopped turn-
ing, or the sensor has been damaged.
12 VOLT POWER
SUPPLY WARNING
The right circuit breaker on the in-
put/output board has tripped.
AUXILIARY SAFETY
SHUTDOWN
A shutdown has occurred due to an
auxiliary installed safety feature.
BURNER SHUTDOWN
LOSS OF AIRFLOW
The contacts in the air switch have
opened due to insufficient airflow for
the burner to operate.
FAN FAILURE
NO AIRFLOW
The contacts in the air switch have
opened due to the fan not turning, or
the air switch may need adjustment.
FAN CANNOT START
CHECK AIR SWITCH
The air switch contacts have closed
prior to the fan starting, indicating a
freewheeling blade or improper set-
ting of the air switch.
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