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Technical Information
Fore Pump Type and Exhaust Pump Activation
The fore pump type and exhaust pump are configured at the factory or can be
configured by a service engineer.
When the Last Service date is updated/changed the Operating Hours reset to Zero.
NOTE
Maintenance: Gauge Calibration
A display of <1.0E-03 indicates the pressure is less than the lowest displayable
pressure of the TC gauge, which is 1.0E-03. Use this screen to perform a calibration
on the test port thermocouple gauge. Calibrate the thermocouple gauge for the
most accurate operation.
Select Gauge Calibration from the Maintenance Menu selection.
Use this screen to:
Set a calibration point at atmosphere.
Set a calibration point at a low vacuum level (<= 1E-4 Torr).
Figure 77 Maintenance: Gauge Calibration
134
Agilent Helium Leak Detector User Manual
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