Waters Quattro Premier XE, Operator'S Manual, Page: 63 / 86

Replacing the APPI lamp drive assembly O-rings 4-15
21. Connect the HT cable (part number M955286BC1), between the APPI
lamp drive assembly’s HV electrical connection and the HV connector on
the instrument front panel.
22. Close the instrument’s front access door.
23. Perform a pressure test on the source.
Warning:
To confirm the integrity of the source exhaust
system, you must perform a pressure test on the source, as
described in the Waters Source Pressure Test Unit
Operator’s Guide.