
LEGEND:
DM - Flue gas tube connection
DO - Cover of lower openings of the flue gas chamber
DS - Lower refractory stone (chamotte) (2 parts)
DV - Lower boiler door (wood)
EH - Electric heater (pellets)
FO - Photocell
GV - Upper boiler door (wood)
KA - Heat exchanger connection
(safety cooling system) (wood)
KR - Digital boiler controller
LS - Lambda probe
MA - Magnetic valve
ME - Cleaning mechanism assembly (pellets)
MP - Primary air actuator
MS - Secondary air actuator
MV - Upper door microswitch
OD - Air-vent
OL - Combustion chamber temperature sensor
PAD - Ash tray (wood)
PAP - Ash tray (wood pellets)
PB - Pellet burner
PL - Main flow
PO - Door for cleaning of pellet burner
PP - Filling / drainage
PR - Return flow
PS - Pellet tank cover
PT - Pressure switch
RG - Fuel level sensor (pellet)
RSE - Backfire protection valve (RSE)
SK - Main switch
SO - Casing cover (removable) for acces to electric
parts (pellets)
ST1 - Safety thermostat (wood)
ST2 - Safethy thermostat (wood pellets)
SV - Middle boiler door (wood)
TI - Heat exchanger output (safety
cooling system) (pellet)
TO - Thermal safety valve sensor
connection (safety cooling system)
(wood)
TU1 - Heat exchanger connection -
thermal safety valve connection
point (safety cooling system) (wood)
TU2 - Heat exchanger input (safety
cooling system) (pellet)
TV - Built-in thermal safety valve
(safety cooling system)
VC - Connection tube
VD - Opening for cleaning of the flue gas chamber
VR - Lower boiler door (pellet)
VT - Fan
ZL - Sheet metal protection cover (wood)
ZP - Flue gas tube cleaning lever
PV - Front boiler door
Basic parts
Technical instructions
BioTec Plus
6