The circuits are shown schematically and not in the form of wiring diagrams. ... The operation provided 0 ROOM THERMOSTAT RELAY -OLINE HIGH LIMIT CONTROL PRIMARY CONTROL 5 6 OIL ... in the circuit shown in Figure 26 is operated by a reverse acting temperature control and is not under the control of the roomanbsp;...
|Title||:||Handbook of oil burning|
|Author||:||Oil-Heat Institute of America|