National boilers, radiators, and specialties: catalog no26 . Figure No. 3 Figure No. 4 A chimney flue should run as nearly straight as possible from its base to itstop, and be the same area all the way. Offset chimneys are easily chokedwith soot. Figure No. 4 is an example. 108 DATA FOR THE FITTER Chimneys (Continued) Care should bs taken in placing the smoks pipe or connecting the boilerto the chimney. The boiler should be so located that there are no long smokepipe runs and the connection made directly to the chimney opening eliminatingall unnecessary elbows. In running the smoke pipe into t


National boilers, radiators, and specialties: catalog no26 . Figure No. 3 Figure No. 4 A chimney flue should run as nearly straight as possible from its base to itstop, and be the same area all the way. Offset chimneys are easily chokedwith soot. Figure No. 4 is an example. 108 DATA FOR THE FITTER Chimneys (Continued) Care should bs taken in placing the smoks pipe or connecting the boilerto the chimney. The boiler should be so located that there are no long smokepipe runs and the connection made directly to the chimney opening eliminatingall unnecessary elbows. In running the smoke pipe into the chimney openingthis must not run beyond the inside wall of the chimney. For bast results, a chimney should be stopped off or should not extendmore than six inches below smoke pipe ^ Chimneys invariably cause trouble when there is more than one there is more than one opening all except the one for the boiler smokepipe should be closed tight. A boiler should operate on a separate chimney. When there is an opening into a chimneyfrom a fire place, such an opening should beclosed tight. A fireplace and boiler will notwork satisfactorily on the same chimney. Many chimneys are poorly built and leftfilled with mortar and brick. Care should betaken that they are perfectly clean. Care should be exercised that chimneysare tight throughout, Double chimneysofttimes contain leaks resulting in poor draftsand the total demoralization of the heatingsystem. Figure No. 5 is an example. i [--; 1 -j :- u U / •?;. h ! «%?< 1 i ?.; S3tr Figure No. 5 Smoke pipes should be cemented into the chimney or furnished with aspecial collar to make a tight connection. If they are not tight throughout,air leakage and a poor draft result. The round chimney tile-lin


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Keywords: ., bookcentury1900, bookdecade1920, booksubjectsteambo, bookyear1920