Buderus Logano G334 X Instructions Manual page 6

3 Conversion to propane
12. Disconnect pilot burner gas line from gas valve.
13. Disconnect ignition cable from automatic ignition.
RISK TO LIFE
due to incorrectly connected wiring.
When conducting maintenance work
WARNING!
label all cables before disconnecting
them.
14. Label connection lines of flame roll-out switch and
disconnect from the roll-out switch.
15. Disconnect connection lines to the gas valve.
16. Tie gas line with wire or cord (secure).
17. Unscrew retaining screws on gas supply line and on
burner. Place the gas connection pipe gasket in a
safe place.
18. Check gasket for damage and replace if damaged.
19. Unscrew retaining nuts on burner plate and pull gas
burner straight out.
20. When removing the burner make sure that the
spacers remain on the studs.
21. Install the new main gas orifices and copper gasket.
Check with Tab. 1 that the correct orifices for
operation of the boiler are installed.
Orifice sizes for propane
Model G334 X-73 G334 X-92 G334 X-116 G334 X-132
Orifice 235
size
Number 5
Tab. 1 Orifce sizes
USER NOTE
These orifice sizes (Tab. 1) are
exclusively for installations between
0-8500 feet above sea level. Follow the
"Conversion instructions for high
altitudes" for installations between
8501 and 12000 feet above sea level.
6
240 250 250
6 7
Instructions for conversion kit for Logano G334 X gas-fired boiler • Issue 09/2005
5
4
3
2
1
Fig. 4 Removing gas burner
1 Ignition cable
2 Flame roll-out switch
3 Connection lines to the gas valve
4 Gas valve
5 Connection lines to the flame roll-out switch
6 Gas supply line
7 Retaining screw on the gas feed line
8 Pilot burner gas line
2
8
1
1
Fig. 5 Removing the gas burner
1 Fixing nuts
2 Threaded studs
We reserve the right to make any changes due to technical modifications.
6
7
4
5
3
2
1
8
2
1
1