Yokogawa GC8000 Process Gas Chromatograph - Manual (Page 423)

<7. Troubleshooting>
7-10
IM 11B08A01-01E
7.2 Common Procedure of Troubleshooting
Common procedure of troubleshooting os shown as followings.
F0301.ai
Malfunctions occur
Checking of alarm
Checking of analysis result
Checking of chromatogram
Checking of parameters
Checking of utility
Checking of sampling system
Checking of process condition
Checking with standard sample
Checking of parts
Figure 7.1 Common Procedure of Troubleshooting
7.2.1 Malfunctioning Component Concentration Value
Troubleshooting diagram for malfunctioning component concentration value is shown as
followings.
F0302.ai
Malfunctioning component
concentration value
Chromatogram
is malfunctioning
Check setting values
Setting values
are malfunctioning
Check the condition
of process sample
Change settings to
correct value
Yes
Yes
Yes
No
No
No
Check setting values
of sequence
Setting are
correct
Malfunctioning chromatogram
Refer to "7.2.3 Malfunctioning Chromatogram".
Change settings to
correct value
Figure 7.2 Troubleshooting Diagram for Malfunctioning Component Concentration Value
2nd Edition : May 11, 2012-00