Sime Planet Dewy 30 BFT Notice De Montage, D'utilisation Et D'entretien page 36

4.4.4 Location main shutoff valve (fig. 30)
ENG
FR
Caution: label all wires prior to disconnec-
tion when servicing controls.
Wiring errors can cause improper and
dangerous operation.
36
R C.H. return
M C.H. supply
G Gas connection
Verify proper operation after servicing.
Fig. 30