Gilson VERITY 1910 MS User Manual page 67

Replace the Split Flow Interface Tubing
When the split flow interface (SFI) appears blocked and/or the measured flow rates
are incorrect, then the low flow tubing should be replaced. The following sections
detail the procedures for replacing the tubing in the SFI assembly. The SFI tubing kit
(part number 14410014) will be required for the following sections. The following procedure
should be used to replace the tubing inside the SFI.
prOCeDUre
1. Place the SFI onto a clean surface.
2. If fitted, remove the spraychip from the SFI. Refer to Remove the spraychip on page 55.
3. Unscrew the grub screw so the metal collar will rotate when twisted.
NOTE
Do not completely remove the grub screw from the metal collar.
4. Rotate the collar until the grub screw is in the '11 o'clock' position, and then gently remove/
pull the metal collar from the body of the SFI (Figure 37).
Input Line nut
Grub Screw
Figure 37
SFI with PEEK Screw and Metal Collar
5. Unscrew the input line nut (Figure 38) and associated tubing.
Metal collar
PEEK Screw
VERITY® 1910 MS DETEcToR
67
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