Grain Systems PNEG-583 - Manual (Page 13)

13
SEREIS ONE HEATER OPERATING PROCEDURE
STANDARD HEATER
OPERATION
1. Thermostat must be wired into heater control box for
heater to operate.
2. Open all manual shut-off valves to heater unit.
3. Start fan. This will supply power to heater.
4. Turn thermostat dial to its highest setting.
5. Turn toggle switch on.
6. Heater should now be lit. If not check to see that all
gas is on.
7. Set thermostat to desired setting (see deluxe thermo-
stat manual for adjusting deluxe thermostat control).
8. Gas pressure should be adjusted so burner is on 75
percent of the time.
HI-LO HEATER
OPERATION
1. Thermostat must be wired into heater control box for
heater to operate.
2. Open all manual shut-off valves to heater unit.
3. Start fan. This will supply power to heater.
4. Turn thermostat dial to its highest setting.
5. Turn toggle switch on.
8. Open low-fire ball valve all the way.
9. Turn thermostat dial back slowly until heater cycles
to low flame.
10. Adjust ball valve so that low-flame pressure is at
desired setting.
11. Turn thermostat dial to desired setting and wait for
bin plenum to come up to temperature. Heater should
cycle to low flame after a few minutes. If heater
does not cycle to low flame increase hi-flame gas
pressure.
12. Low-flame should be adjusted so that temperature
drops slowly until burner goes back to high flame.
13. Watch as burner goes through a few cycles, to be
sure that it is operating properly.
9. Watch as burner goes through a few cycles, to be
sure that it is operating properly.
6. After 20 seconds both red lights should light up indi
cating power to the control circuit.
7. Heater should now be lit. If not check to see that all
gas is on.