02/2011 - Art. Nr. 4200 1029 5200B12
Assembly
Gas train
Checking/setting the mixing unit
Gas train assembly
• Check the correct position of the
O-ring J1 in the gas connecting
flange.
• Secure the gas train on the burner
head so that the gas train coils are in
the upper vertical position.
• Pay attention to the direction of
circulation.
• Route the connection cable for the gas
train through clamp 7 and connect it to
the gas train.
Checking the mixing unit
• Loosen the three cover screws W.
• Remove the cover.
• Loosen lock nut E on the gas pipe
bracket
• Loosen the retaining bolt.
• Remove the mixing unit.
Setting to liquid gas operation
Burner VG 2.160/210
• Remove stabilising gas stop 3 and
baffle plate 4.
• Fit adaptor 5 (supplied with the
housing).
• Refit baffle plate 4 and stabilising gas
stop 3.
Setting to liquid gas operation
Burner VG 2.120
• Remove stabilising gas stop 3 and
baffle plate 4.
• Fit adaptor 5 (supplied with the
housing).
• Refit baffle plate 4 without stabilising
gas stop 3.
Checking the mixing unit
• Check the adjustment of the ionisation
sensor and the ignition electrode in
accordance with the illustrations.