Basic Configuration
1.Determine the necessary conversion operations to convert from the
2.Perform the conversions required so the machine is properly configured for the desired country and gas (refer to Specific Conversion Procedures section):
●How to Convert Gas Valve from Regulated to Unregulated
NOTE: Conversion from regulated to unregulated is only needed when regulated dryers were ordered, but unregulated dryers were needed.
●How to Change Injector (Orifice) Size
●How to Adjust Gas Valve Governor/Regulator
●How to Change Regulator Spring, DE/AT Only
3.If applicable, peel off the appropriate country sticker (included with machine) and apply it to the serial plate over the existing country information.
4.If applicable, peel off the appropriate conversion sticker (included with machine) and apply it to the data plate over the “ADJUSTED FOR
______ GAS: ______” information.
5.Commission tumbler for use.
WARNING
When converting the tumbler to a different gas or pressure, first verify that the supply inlet pressure is equipped with a pressure regulator (located ahead of the tumbler) that will maintain the gas supply at the inlet pressure specified.
W430
Installation
SPECIFIED
LOCAL INLET
PRESSURE
2
3
1
T103K
1Gas
2Pressure Tap
3Gas
Figure 6
Specific Conversion Procedures
How to Convert Gas Valve from Regulated to Unregulated
Johnson GM7000 gas valve:
1.Disconnect electrical power from tumbler. Close gas
2.Follow instructions in Conversion Kit, Part No. 431485 (Johnson Part No.
NOTE: This kit does not contain any orifices.
3.Change injector size as required by the appropriate table according to How to Change Injector (Orifice) Size.
4.For 025S Models, L.P. Gas only. Install 025S L.P. orifice plate (Part No. 70201901) onto gas valve bracket. Refer to Figure 7.
5.Commission tumbler for use.
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