Yokogawa GC8000 Process Gas Chromatograph - Manual (Page 360)

<6. Maintenance>
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IM 11B08A01-01E
(8) Remove the screws shown below.
Two screws
(9) Remove the two screws shown below to disconnect wiring from the pressure switch.
Remove the screw, the pipe, and then the pressure switch.
Screw
Pressure Switch
Screw
Bushing
Wiring
(10) Replace the pressure switch, and follow directions (6) to (9) in the reverse order.
(11) Remove a pin from the bushing of the pressure switch to install a new pressure switch.
Insert the pipe straight into the bushing so as not to deform it.
Confi rm that the piping and wiring are correct.
(12) Install the cover on the protection system. Rotate the cover until it stops, and then tighten
the locknut.
2nd Edition : May 11, 2012-00
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