Teledyne General Troubleshooting, Model 9110T NOx Analyzer Troubleshooting & Service

Models: 9110T

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Model 9110T NOx Analyzer

Troubleshooting & Service

12. TROUBLESHOOTING & SERVICE

This section contains a variety of methods for identifying the source of performance problems with the analyzer. Also included in this section are procedures that are used in repairing the instrument.

Note:

To support your understanding of the technical details of maintenance,

 

Section 13, Principles of Operation, provides information about how the

 

instrument works.

 

 

CAUTION

 

 

The operations outlined in this section must be performed by qualified

 

 

maintenance personnel only.

 

 

WARNING

 

 

 

 

RISK OF ELECTRICAL SHOCK

 

 

Some operations need to be carried out with the analyzer open and

 

 

running.

 

 

Exercise caution to avoid electrical shocks and electrostatic or

 

 

mechanical damage to the analyzer.

 

 

Do not drop tools into the analyzer or leave those after your procedures.

 

 

Do not short or touch electric connections with metallic tools while

 

 

operating inside the analyzer.

 

 

Use common sense when operating inside a running analyzer.

 

The front panel of the analyzer is hinged at the bottom and may be

Note

opened to gain access to various components mounted on the panel

 

 

itself or located near the front of the instrument (such as the particulate

 

filter).

 

Remove the locking screw located at the right-hand side of the front

 

panel.

12.1. GENERAL TROUBLESHOOTING

The 9110T Nitrogen Oxide analyzer has been designed so that problems can be rapidly detected, evaluated and repaired. During operation, it continuously performs diagnostic tests and provides the ability to evaluate its key operating parameters without disturbing monitoring operations.

A systematic approach to troubleshooting will generally consist of the following five steps:

Teledyne Analytical Instruments

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Page 261
Image 261
Teledyne instruction manual General Troubleshooting, Model 9110T NOx Analyzer Troubleshooting & Service