Agilent Technologies 8860 Maintaining page 194

12 Maintaining the NPD
To Replace the NPD Bead Assembly
9 Remove the 3 T-10 Torx screws from the bead assembly.
10 Gently lift up and remove the old bead assembly. Avoid bumping the bead on the sides of
11 Remove the protective cap covering the new bead.
12 Mount the new bead assembly on the NPD lid. Be careful not to bump the bead on the
13 Replace the screws. Finger-tighten the first screw; tighten the remaining screws normally
14 Carefully bend the bead assembly so it will mate with the bead power cable.
15 Reconnect the bead assembly cable to the NPD cable and twist the ring to lock the
194
the collector.
sides of the lid or collector.
and then completely tighten the first screw. Do not overtighten the screws.
connection.
Maintaining Your GC