Grain Systems PNEG-1797 - Manual (Page 45)

7. Dryer Start-Up
PNEG-1797CE CE Approved T-Series Tower Dryer 45
Figure 7C Honeywell Test Flame
8. Set burner high-fire pressure.
a. Re-open main gas ‘firing valve’. (See Figure 7I on Page 52.)
b. Note required high-fire pressure from table on Page 22 .
c. Set plenum temperature to approximately 100°C above ambient.
d. Light burners.
e. Check modulating valve has driven fully open.
f. Read pressure at burner gauge. (See Figure 7I on Page 52.)
g. Adjust pressure a regulator to give required pressure.
h. Lock regulator.
9. Set burner low-fire pressure.
a. Set plenum temperature to approximately 5°C above ambient.
b. Light burners.
c. On low-fire, adjust modulating valve minimum setting to give pressure as per table on Page 20 .
10. Read pressure at burner gauge. (See Figure 7I on Page 52.)
11. Run burners and check burner modulates correctly.
12. Check gas pressure remains stable.
13. Fill out gas train commissioning check sheet. (See Page 4.)
Flame simulator
test jack
Negative (-)
meter lead
Positive (+)
meter lead
One mega
ohm/volt meter