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Maintenance – Teledyne 3000ZA2G - Zirconium oxide analyzer User Manual

Page 65

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Trace Oxygen Analyzer

Maintenance

Teledyne

Analytical

Instruments

53

Maintenance

5.1 Routine Maintenance

Aside from normal cleaning and checking for leaks at the gas

connections, routine maintenance is limited to replacing fuses, and
recalibration. For recalibration, see Section 4.4 Calibration.

WARNING: SEE WARNINGS ON THE TITLE PAGE OF THIS

MANUAL.


5.2 Sensor Replacement

There are no user-serviceable parts in the sensor assembly. If the

sensor has failed, contact TAI for replacement.

CAUTION:

POWER IS APPLIED TO THE INSTRUMENT
CIRCUITRY WHENEVER THE POWER ENTRY
SWITCH ON THE REAR PANEL IS IN THE ON
POSITION. THE RED SWITCH ON THE FRONT
PANEL IS FOR SWITCHING POWER ON OR OFF TO
THE DISPLAYS AND OUTPUTS ONLY.

CAUTION:

THE SENSOR IS MAINTIANED AT A HIGH
TEMPERATURE. THE HOUSING AND INTERNAL
COMPONENTS WILL BE HOT! AFTER REMOVING
POWER. LET THE SENSOR AND HOUSING COOL
FOR TWO HOURS BEFORE DISASSEMBLING.