IBC SL 40-399 G3 Quick Start Manual page 5

8. Make tiny adjustments (may require several turns). Turning the High Fire (Gas : Air Ratio Adjustment) screw
clockwise will lean out the flame.
Note
Clock the gas meter (see instructions on Page 6) to confirm full maximum rating plate input. Check
the measured results with Table 2
9. Set the heat-out value in manual mode to the minimum MBH for the boiler (see Table 1
10. While the boiler is at Low Fire, compare the combustion reading against the reading in Table 2
should be within the range listed.
11. Restore the load to the previous load type. All the programmed settings will be restored and the load will
operate as before. Confirm a smooth ignition sequence.
12. Turn off the gas supply at the gas shut-off valve.
13. Disconnect the power to the boiler.
14. Disconnect the manometer.
15. Close the gas supply test port screw by turning clockwise.
16. Turn on the gas supply shut off valve and test for gas leaks.
17. Restore power to the boiler.
Next you must fill in the information and affix the included fuel conversion labels to the boiler in the positions indicated
after the conversion is completed.
Completing and Affixing the Conversion Labels
1. Fill in the conversion labels (included in the kit) associated with the new fuel type.
2. Place the conversion labels onto the boiler at the positions indicated on Where to Place Conversion Labels on
the Boiler on page 7.
SL 40-399 G3 - Convert to LP fuel (P-Kit 302B)
.
).
. The reading
| 5