22
Figure 21: Operating Instructions
i.
Remove Main Burners per procedure in
Section VIII: Service.
ii.
Remove gas orifices. Drill one (1) drill size
larger (drill size is stamped on orifice, or see
Key No. 4D).
iii.
Reinstall gas orifices and main burners.
Measure input rate.
6. Recheck Main Burner Flame.
7. Return other gas-fired appliances to previous
conditions of use.
M.
Clean Heating System.
Oil from new piping
connections and sediment in existing piping must be
removed from system to prevent unsteady water line
and carry-over of entrained water into supply main.
VII. System Start-up (continued)
Summary of Contents for INDEPENDENCE IN3PV
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Page 44: ...44 U S Boiler Company Inc P O Box 3020 Lancaster PA 17604 1 888 432 8887 www usboiler net...
