Grain Systems PNEG-1797 - Manual (Page 71)

12. Error Messages
PNEG-1797CE CE Approved T-Series Tower Dryer 71
Unload Motor Overload
The motor overload has tripped on the unload motor overload located in the upper control box.
User Safety
On CE dryers this safety indicates that the valve proving system has failed to prove the main safety valves.
Valves may need to be replaced or be re-seated.
Master Display Generated Errors
Cont-Batch Mode Chng
Dryer was switch from continuous flow to batch or vice versa whilst running.
Network Failed FH x
Network communications have been lost to the Fan/Heater board. Check cables. (See Figure 12B.)
Network Failed Input/Output
Network connections have been lost between the Main I/O and Lower control box board. Check cables.
Network Failed Mast
Network connections have been lost between Master Display board (lower control panel) and Input/Output
board (upper control panel door) and the Fan/Heater boards. Check cables.
Figure 12B
Plenum Temp Open x
Plenum temperature sensor is showing open circuit.
Plenum Temp Short x
Plenum temperature sensor is showing short circuit.
Plenum x Overheat
Plenum has exceeded 154°C and burner has locked out.