Wacker Neuson HI750 Series, Operator'S Manual, Page: 92 / 144

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Burner Setup—Gas HI750
8.10 Changing the Burner Type (from Oil to NG or LP)
Requirements
■
Burner Conversion Kit (contact Wacker Neuson Product Support)
■
Licensed gas installer
■
Combustion analyzer
■
Gas regulator (not supplied by Wacker Neuson)
Precautions
■
You must have the proper licensing for your location.
■
Disconnect all power to the machine.
Setting up for
natural gas
(NG) Perform the procedure below to change the machine from oil burning (diesel) to
natural gas (NG) burning.
Setting up for
liquid propane
(LP) If using LP, perform these additional steps. Otherwise, skip to step 6.
Completing
the process Perform the procedure below to complete the process.
Result The burner is now ready to operate using NG or LP.
Step Task Reference Notes
1. Remove the oil burner
from the machine. Instruction sheet included
with kit Contact Wacker Neuson
Product Support for more
information.
2. Install the gas burner
to the machine. You must be licensed for
your location.
3. Install a gas regulator
to the machine. Gas regulator not supplied
by Wacker Neuson.
Step Task Reference Notes
4. Install the appropriate
orifice and air
restricting washer. See topic Changing the
Burner from Natural Gas
Burning to LP Burning
.
Contact Wacker Neuson
Product Support for more
information.
5. Install the appropriate
regulator spring. See topic Changing the
Gas Burner Regulator
Spring
.
6. Adjust the supply gas
pressure. See topic Checking the
Supply Gas Pressure .
See chapter Technical
Dat a for appropriate
pressure settings.
7. Adjust the burner gas
pressure. See topic Checking and
Adjusting the Burner Gass
Pressure
.
See chapter Technical
Dat a for appropriate
pressure settings.
8. Adjust the air damper. Burner set-up procedures This setting is the same
whether burning NG or LP.
9. Test the exhaust. Burner set-up procedures A combustion analyzer is
needed for this step.