Waters SYNAPT G2 Operator's, Overview And Maintenance Manual page 63

• At the diverter valve, use a long "finger tight" PEEK fitting.
• At the probe, use a PEEK nut and ferrule, finger tightened, to
connect to the PEEK union.
Tubing connection between the diverter valve and the APCI probe
(The other tubing connections are omitted for clarity.)
Caution:
closing the source interface door.
6. Slide closed the instrument's source interface door.
Long "finger tight" PEEK fitting
Diverter valve
Tubing connection
Ensure that the tubing does not become trapped when
PEEK nut and ferrule
APCI probe
Probe adjuster
assembly
Configuring for APCI mode 3-17