LPG
T
T
c+
w
P
T
T
c+
w
EN1R- -9161 0006R10- -NE
T
T
T
FR
c+
w
Fig. 19. Functional diagram S4565BD, QD
T
T
T
c+
w
FR
Fig. 20. Functional diagram S4565CD, RD
12
Legend
LPG
T
s
Legend
T
s
Thermostat
LPG valve
Ignition
Gas valve
Flame rod
Flame relay contact
Alarm
Thermostat
Fan
Air proving switch
P
Ignition
Gas valve
Flame rod
Alarm