Emerson Rosemount 370XA System Reference Manual page 153

System Reference Manual
7P00370-H01
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Remove the two guide pins (1).
Use a clean and lint-free cloth to remove any residue clinging
to the upper sealing surface of the base plate.
Spray the electrical contact cleaner through each of the ports of
the base plate, ensuring a clean, unobstructed flow through
each port.
Clean the upper sealing surface of the base plate with the
electrical contact cleaner.
Blow down the base plate with clean and dry air.
Return the two guide pins to the valve's base.
370XA Gas Chromatograph
APRIL 2014