245 (SGC36, SGC67)
Solid fuel boiler, return-pipe regulation.
Festbrennstoffkessel, Rücklauf regelung.
Caldaia a combustibile solido, regolazione del circuito di ritorno.
Chaudière à combustible solide, régulation de la température de retour.
P1.1, P1.2 = T1-T2
246 (SGC36, SGC67)
Reversible transfer of heat between the main and auxiliary heat accumulator, switch-over.
Reversible Wärmeübertragung zwischen dem Haupt-und Hilfs Speicher, Umschaltung.
Trasferimento di calore reversibile tra il serbatoio di calore principale ed ausiliario, commutazione.
Transfert de chaleur réversible entre le ballon d'eau chaude principal et le ballon auxiliaire, commutation.
P1.1, P1.2 = T1-T2; P1.4, P1.5 = T3-T4, T5-T3 (R1);L P1.7 = T3-T4, T5-T3 (R3)
214