Waters SYNAPT G2 Operator's, Overview And Maintenance Manual page 61

1. Prepare the instrument for work performed on its source (see
2. Carefully slide the APCI probe into the hole in the probe adjuster
assembly, ensuring that the probe location dowel aligns with the
location hole in the probe adjuster assembly.
APCI probe location dowel
Location hole in the probe
adjuster assembly
TP03129
Configuring for APCI mode
page 5-7).
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