Viessmann VITOLIGNO 300-P Service Instructions Manual page 137

Connection and wiring diagram
X19/a:HP Terminals 3 and 4: Limit
switch, primary air damper
drive
X21/a:L Feedback, cleaning motor
a-ÖA Hall sensor, flue gas fan
X23/a:K Lambda probe
230 V~ plugs
gF Ignition unit
kÖ Door contact switch
kA Burner grate motor
kS Cleaning motor
Plug-in strip A3
*2
Supply system
Vacuum system
with room dis-
charge from the
storage room
Vacuum system
with silo (from the
Viessmann prod-
uct range)
Vacuum system
with mole
Flexible screw
conveyor with
room discharge
from the storage
room
Flexible screw
conveyor with silo
(from the
Viessmann prod-
uct range)
Manual charging
See from page 6
*2
Code Drive unit slots
kD
Charge
17:0
motor
Charge
17:3
motor
Charge
17:5
motor
Charge
17:1
motor
Charge
17:4
motor
Charge
17:2
motor
(cont.)
a-Ö Flue gas fan
a-A Plug-in strip, supply system
a-S Plug-in strip, supply system
aBA Safety chain (floating)
Connection of additional safety
equipment: Remove the jumper
when making this connection.
s-S Terminals 1 and 2: Secondary air
damper
Terminals 3 and 4: Primary air
damper
X12 High limit safety cut-out
kF kG
Room dis-
Vacuum
charge
module
motor
Silo dis-
Vacuum
charge
module
motor
Vacuum
Mole
module
Room dis- Flexible
charge screw con-
motor veyor motor
Flexible
— screw con-
veyor motor
— —
Designs
kJ
Charge
motor timer
Charge
motor timer
Charge
motor timer
Charge
motor timer
Charge
motor timer
Charge
motor timer
137