Replacing The Pressure Sensor - Agilent Technologies 1290 Infinity User Manual

9
Maintenance

Replacing the Pressure Sensor

Replacing the Pressure Sensor

When No or invalid pressure signal
Tools required p/n
8710-2412
8710-0510
Parts required #
1
Preparations Turn off pump flow, switch off pump
This procedure describes how to replace the pressure sensor.
N O T E
In case the cable to the sensor shall be replaced as well, please contact your Agilent
service representative.
Working on connections to the pressure sensor may slightly change the displayed
N O T E
pressure. In case of a pressure offset at ambient pressure, a pressure offset calibration
may be run.
148
Description
Hex key 2.5 mm, 15 cm long, straight handle
Open-end wrench 1/4 — 5/16 inch
Screwdriver
p/n Description
G4220-60001 Pressure sensor 1200 bar
1290 Infinity Quaternary Pump User Manual