Conversion To Other Gas Types - Wolf CGG-1K-24 Installation And Operating Instructions Manual

The conversion to other gas types is made in four steps:
Nozzle change, adjusting the control unit, checking the
nozzle pressure and possible adjustment and identification
of the conversion on the boiler.
1. Nozzle change:
- Switch OFF the boiler at the ON / OFF switch and isolate it
from the power supply.
- Remove the casing lid of the gas fired boiler. For this, pivot
the control unit lid down, hook in the r.h. and l.h. turn buckle,
undo the bottom of the casing lid and unhook at the top.
- Push the retaining clip of the front cover up or down out of
the way and remove the front cover.
- After undoing both fixing screws, remove the front wall of
the combustion chamber.
- Pull the cable from the ignition and the ionisation electro-
des.
- Remove the four burner retaining screws (slotted screws;
Philips screw H) and pull out the burner with the air
deflector(s).
- Remove all burner nozzles (spanner size 7) from the gas
manifold.
- Insert the new burner nozzles with new copper sealing
rings.
Boiler No. of nozzles
CGG-1K-24 12
CGG-1K-28 14
Table: No. of nozzles, nozzle size
- Reassemble the boiler in reverse order.
- Continue with adjusting the control unit.
26

Conversion to other gas types

Natural gas
Nozzle ID Nozzle Ø mm
135 1,35
135 1,35
Fixing screws
LPG butane/propane
Nozzle ID Nozzle Ø mm
080 0,80
080 0,80
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