8 Diagnostic Testing and Troubleshooting
228 July 29, 2013, 715003794 Rev. B
c. Contact Waters Technical Service.
Service utilities diagnostic tests
Service utilities diagnostic tests are for use by Waters Technical Service
representatives only. These utilities are password-protected.
Perform other diagnostic tests and functions
To display the Other Diagnostics screen, on the Diagnostics screen, press the
Other Tests screen key. Some of the tests and maintenance functions that
appear in the screen’s scroll box correspond to options installed on your
separations module.
The following table describes the functions of tests run from the Other
Diagnostics screen.
Tests and maintenance functions run from the Other Diagnostics screen:
Test or
function
name
Purpose Reference
Motors and
valves
Ensures parameter values specified fall
within acceptable limits for protecting
the system and column.
“Perform the
motors and valves
diagnostic test” on
page 230
Sensors Allows you to view the current status of
instrument sensors.
“Sensors diagnostic
function” on
page 233
Static leak A ramp and decay test of the high
pressure part of the solvent
management system. Tests for leaks of
all seals and fittings in the solvent
management system.
“Static leak test” on
page 234
Valve leak Tests for pressure leaks in valves of the
sample management system and the
upper and lower sides of the needle seal
pack.
“Valve leak test” on
page 236
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