Agilent Technologies 6850 Series II User Manual

Routine Maintenance: General
Maintaining a sampling valve (diaphragm type)
Released: March 2004 6850 Series II GC User Information page 106 of 256
Figure 15. Removing the lid top cover
Maintaining a sampling valve (diaphragm type)
This section describes routine maintenance for diaphragm-type sampling
valves.
Replacing the gas sampling valve loop and diaphragm
Tools and materials
• 9/64-inch hex key (Allen) wrench
• T–10 Torx driver
Procedure
1. Load the SERVICE method or reset the inlet and oven temperatures to
OFF or turn the main power switch off.
2. Turn the carrier gas off at the source.
3. Remove the top cover.
Lift off
detector cover
Remove vent lines,
if installed
Remove T-20
Torx screws
Lid top cover for FID/TCD/µECD, without valve box accessory, is shown
(8 places)
(if desired)

Agilent Technologies 6850 Series II Specifications

General

Brand	Agilent Technologies
Model	6850 Series II
Category	Laboratory Equipment
Language	English