PRIME MOVERS AND POWER PLANT MACHINERY ,
and can be corrected to proper adjustment by any fireman. When
two or more boilers are operated on the same stack and the stack is
seen to smoke, then, by observing the indicator of each boiler, the
trouble is traced to its source.
FIGrom 3.-Automatic oil-firing regulator and damper control. For description, see text.
AUTOMATIC OIL-FIRING REGULATOR AND DAMPER CONTROL.
The automatic oil-firing regulator and damper control shown in
Figure 3 is an adaptation to local conditions of standard equipment
for this particular service.
George, H. C. Surface Machinery and Methods for Oil-Well Pumping. Washington D.C.. UNT Digital Library. http://digital.library.unt.edu/ark:/67531/metadc12407/. Accessed November 25, 2015.