
Rinnai Corporation EX17C / EX22C Conversion Manual 3
Confirm that the inlet gas pressure is between the minimum and maximum pressures allowed for this appliance.
CAUTION
Gain Access
Conversion Procedure
The gas supply shall be shut off prior to disconnecting the electrical power, before
proceeding with the conversion.
1. Turn off the gas and the power supply.
2. Remove the 5 screws that hold the louver
assembly and front panel. Lift the panel straight
up and then remove it.
Replace Components
Refer to the Technical Data and Parts List to ensure to
the correct injectors are installed.
1. Remove the 2 manifold screws. Rotate the
manifold and connecting tube to access the
injectors.
2. Replace the 4 injectors with the proper size for the
gas type to be used.
3. Install the manifold (2 screws).
4. Complete the procedure, Adjust Gas Pressure
Settings.
Screw
locations
Manifold
Injectors
Manifold
screws
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