D) Place the last cast iron deflector
E) Screw the brass reduction by interposing the sealant for the hydraulic seal
F) Screw the safety thermostat to the reduction
Fig. 9
Fig. 10 Flue gas damper
80
Fig. 8
Safety thermostat
Last deflector
CAUTION:
Screw the thermostat by hand or with a fork spanner: tightening
torque of 1.5 Nm
WARNING:
When installing a pellet boiler, the flue gas damper must be
open.
To prevent the damper from closing unintentionally, lock it in
place by tightening nut "A" or attaching a tie rod between points
"B" and "C".