56
Charging scheme 9
Rotary lock valve and pellet hopper with vacuum
module and discharge screw conveyor
Boiler charging via a rotary lock valve and a pellet hop-
per.
The pellet hopper is filled via a vacuum module and
discharge screw conveyor.
Fig. 45
Outputs
Plug number
Function
214
Motor, vacuum module
216
Motor, rotary lock valve
218
Motor, discharge screw conveyor
Inputs
Plug number
Function
240
Safety limit switch, discharge screw conveyor
241
Safety limit switch, silo door
243
Thermal contact, rotary lock valve
244
Thermal contact, discharge screw conveyor
245
Thermal contact, vacuum module
248
Proximity switch, pellet hopper
251
Proximity switch, suction shoe, transition
Commissioning, inspection, maintenance
Commissioning the heating system
(cont.)
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