Yokogawa GC8000 Process Gas Chromatograph - Manual (Page 365)

<6. Maintenance>
6-12
IM 11B08A01-01E
(2) Stop the supply of power.
(3) Confi rm that the LED (Green) of “POWER” is OFF.
CAUTION
The isothermal oven is extremely hot after turning off the power immediately. Keep the purging
air supplied for more than an hour after turning off the power. Keep hands away from the oven
components.
(4) Loosen the locknut on the cover for the protection system B on the left side and remove the
cover.
(5) Remove the screws shown below. Disconnect the wires and remove the bracket.
Screw
Locknut
Screws
Washer
Bracket
(6) Remove the wires for the relays and the bracket.
(7) Remove the screws shown below and replace the relay.
Screws Relay
(8) Follow steps (5) and (6) in the reverse order, and install wires on the bracket.
2nd Edition : May 11, 2012-00