Teledyne 2120 - Trace Nitrogen in Argon Analyzer - Manual (Page 48)

Maintenance Model 2120
Table 5-1 summarizes the recommended routine maintenance
required for the Model 2120.
Table 5-1: Routine Maintenance Schedule
Maintenance Task Time Schedule
Calibrate Every 1-2 weeks
Check sample and reference gas flow rates Every 1-2 weeks
Check for excessive accumulation of dirt Weekly
Check gas lines for leaks Yearly
5.3 Troubleshooting
WARNING: HIGH VOLTAGE. ELECTROCUTION HAZARD. NEVER
OPERATE THE ANALYZER WITHOUT THE COVER
SECURED IN PLACE. DO NOT TAMPER WITH OR
TRY TO ADJUST THE ANALYZER UNLESS YOU ARE
THOROUGHLY KNOWLEDGEABLE OF THE
INSTRUMENT AND ITS OPERATION. ALWAYS TURN
OFF POWER AND DISCONNECT THE AC POWER
CORD BEFORE SERVICING.
Intervention should remain limited to the replacement of defective
parts.
Before consulting the troubleshooting guide in Table 5-2, ensure
that the sample flow is constant and vent pressure is at atmospheric
pressure.
Table 5-2 provides you with information on problems that may
occur with the Model 2120 Analyzer. Also included are their
probable causes and suggested remedies to the problem. Standard
hand tools and a digital multimeter are the only equipment required for
most procedures.
Note: If you cannot fix the problem using these guidelines,
contact Teledyne Customer Service (626) 961-9221 and be
ready to give details regarding your installation, including
the analyzer's serial number found on the identification
plate located on the back panel.
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Teledyne Analytical Instruments