Grain Systems PNEG-1707 - Manual (Page 57)

11. Safety Circuit Shut Down Messages
PNEG-1707 TM-Series Tower Dryer 57
Figure 11B
Plenum Temp Open
This error indicates there is a open condition with the plenum temperature sensor located inside the
plenum chamber. This could be a open sensor or the sensor wires could have a open connection.
Plenum Temp Short
This error indicates there is a shorted condition with the plenum temperature sensor located inside the
plenum chamber. This could be a shorted sensor or the sensor wires could be shorted.
Plenum Overheat
An over temperature condition has occurred inside the dryer plenum. This control is a 300°F (149°C) limit
and automatically resets itself when cool. The message will distinguish between which plenum caused
the shut down.