PV50b pellet burner
p
4/ 24
Description
Specifications
DK9801A2
www.pelltech.eu
Table 1 Main components list
No Spare part code
Short name
Description
1
Burning chamber
Pellets are burned inside the burning chamber on a
grate.
2
Burner body
The half of the burner that is located outside the
boiler. Incorporates feed screw (internal auger), fans,
controller etc.
3
User interface
LCD screen, LED indicators and navigation buttons to
show burner status and change settings.
4
Internal auger inlet External fuel supply line (hose) is connected here.
5
Internal auger feed
screw
Transports pellets from inlet to the burning chamber.
Internal auger is switched by controller board.
6
Burning chamber
back wall
Replaceable stainless steel wall that separates hot
and cold surfaces and reduces heat transfer through
boiler door.
7
Grates (set of two)
Moving grates, where burning takes place. Air is
supplied through holes in grates
8
Igniter
Electric heating element to heat up air and ignite
pellets in burning chamber.
9
Boiler connector
Connector for power supply, flue gas fan, thermostat
10
Power supply
AC-DC converter to supply internal controller board,
feeder motor, fans and sensors.
11
Temperature
sensor
Internal auger temperature sensor to detect back
burning before safety thermostat cuts mains power.
12
Battery
Backup battery to enable safe shut down in case of
mains power interruption.
13
Feeder motor
Internal auger motor with rotation feedback to
transport controlled amount of pellets to burning
chamber.
14
Primary fan
15
External auger
connector
Quick connector to connect external auger.
16
Secondary fan
17
Controller board
Electronic control unit to turn on/off burner, switch
external auger, regulate combustion air supply etc.
18
Fuel level sensor
Optical sensor to detect the presence of pellets in
internal auger inlet. Normally, external auger is
switched on, if no pellets detected.
19
Burning chamber
cover
Replaceable cover to increase combustion quality
