Grain Systems PNEG-1798 - Manual (Page 10)

10 PNEG-1798 Tower and T-Series Dryers Vaporizer
4. Precautions and Limitations
4.1. The installation contractor and its installers shall have experience in properly identifying SCH 80
piping and fittings from SCH 40, cutting, threading and connecting black iron piping used on high
pressure (200 PSIG) liquid petroleum (LP) systems.
4.2. Metals with sharp edges are present and installers should be aware of these at all steps during the
installation process.
4.3. Verify that the main power to the dryer control panel (if installed) is de-energized and locked out.
4.4. Verify that the main gas train has been installed prior to performing this procedure, it must be installed
to make the final connections for the vaporizer inlet and outlet piping and the 2" burner supply line
must be verified as being vertically plumb on the outside of the dryer.