Viessmann Vitoligno 300-P Service Instructions For Contractors page 125

Connection and wiring diagram
a-ÖA
Hall sensor, flue gas fan
a:K Lambda probe
230 V~ plugs
gF Incandescent ignition
kÖ Door contact switch
kA Burner grate motor
kS Cleaning motor
a-Ö Flue gas fan
Plug-in strip A3
*2
Supply system
Pellet hopper
Vacuum supply system
Vacuum supply system
from the pellet silo
Vacuum supply system
with mole
Auger supply system
Auger supply system
from the pellet silo
*2
Supply system
Pellet container
Vacuum supply system
Vacuum supply system
from the pellet silo
Vacuum supply system
with mole
Auger supply system
Auger supply system
from the pellet silo
*2 See from page 6
Option, must be enabled via code 26
*3
(cont.)
a-A Plug-in strip, supply system
a-S Plug-in strip, supply system
aBA Safety chain (zero volt)
s-S Terminals 1.2: Sec. air damper
X12 High limit safety cut-out
kD kF
—
Discharge
motor
Charge
motor
Mole drive
Discharge
motor
Pellet sensor
aNG
—
Discharge con-
tainer *3
Connection of additional safety
equipment: Remove the jumper
when making this connection.
Terminals 3.4: Prim. air damper
kG
—
Vacuum
module
Pellet sup-
ply, boiler
aNH
—
Pellet container
Transfer station
Designs
kJ
Timer charge
motor
aNJ
—
Transfer station 2
125