GSI Outdoors PNEG-377 Programming Hours To Shutdown, Drying Grain In The Hours To Shutdown Mode

OPERATING PROCEDURE Fan and Heater

On hi-lo units when the unit reaches cycle set point, the flame will switch to lo-flame and unit will not cycle back to hi-flame until (Set Point minus Temperature Differential) is reached.

Temperature differential would normally be set for 10-15 degrees F for high temp units, and 2-5 degrees F for lo-temp units.

Humidity Differential--The upper right cursor is flashing indicat- ing the mode. If the flame shuts off because the humidity set point, the humidity must rise above the ( Set Point plus Humidity Differential) for the flame to come back on. (Normally set to 5%)

Programming Hours To Shutdown

To change the hours to shutdown, depress and hold the "SHUTDOWN HOURS" switch. While holding in on the switch, depress the up and

Setting the cycle set point.

down arrow switches to alter the hours. Setting range is 0 to 200 hours.

Drying Grain In The

Hours To Shutdown

Mode

While drying grain, depress and hold the "SHUTDOWN HOURS" switch. While holding in on that switch, depress the "START" switch. After depressing the start switch one time, the heater is in the shutdown mode. Then, the fan and heater shutdown when the time ex- pires. This is indicated by the lower left cursor flashing.

Depressing the start switch again (while holding in on the "SHUTDOWN HOURS" switch) will cause only the heater to shut off. This leaves the fan on when the time expires. This is indicated by the 2nd from lower left cursor flashing. De- pressing the start switch one more time returns the heater into the con- tinuous--non-shutdown mode.

Run Hours Display

Run hours are recorded when the controller detects that the fan is on (airflow). The hours may be viewed by depressing the "HOURS" to get hours and "HOURS X 1000" to get the number of 1000 hours accumu- lated.

Multiple Heater Notes

When multiple heaters are connected together, the temperature and humid- ity sensors must be connected to the master.

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