Maintaining the FPD
+
12
Maintaining Your GC 247
6 Install the new ignitor assembly and tighten with the nut
driver. Do not overtighten. (If the ignitor comes with a
copper washer, discard the copper washer.)
7 Replace the ignitor collet and cable assembly and tighten the
screw. Align the collet set screw as shown. Do not let the
collet screw touch metal parts, such as the emission block or
PMT bracket (dual wavelength detector).
8 Replace the FPD
+
cover. (See “To Install the FPD
+ Cover”
on
page 248.)
9 Restore the analytical method.
10 Wait 20 min. for the detector to heat up, then ignite the
flame.
11 Reset the EMF counter. See To Reset an EMF Counter in the
Operation Manual.