892J009MNAE | DBDID | 9
– Equipment damage. Ta k e g reat care to avoid any leaks associated with this
detector, as leaks can cause a variety
of problems. See Troubleshooting in section 3.
2.4 Scheduled maintenance
There are no parts within the detector power supply or electrometer which require scheduled
maintenance.
2.5 Recommended spare parts
Detector Cell Assembly DBDID
FID/DBDID Amplifier Kit
(Order 851K006
-1 Amp Kit to build the standard
851A094-11412 per included 851J003 bulletin.)
Contact your local ABB sales and service representative for specific instructions for ordering spare
parts. See the last page of this instruction for contact information. Always include the information
listed in Equipment Identifications and Configuration Identification in your request.
When ordering parts for replacement, use the list of parts included in the Engineering Data Package
that was provided with the analyzer to insure the correct version of each part.
Figure 2-6: DBDID drawing
3 Troubleshooting
This section describes general troubleshooting procedures, issues, and remedies.
Before proceeding with further troubleshooting procedures, first verify:
The system has power.
All switches and gas settings are correct.
Column flow rates and pressure settings are correct.
Using a VOM meter, verify the voltage between chassis ground and the test points on the
bottom of the power supply board are as follows:
• +10 volts DC Bias voltage
• +2.5 volts DC Feedback voltage
• +2.5 volts DC Plasma voltage
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