R
68
the electrode tip. If the FID is cracked, has less than one millimetre of the electrode
protruding, or has electrical discontinuity, it should be replaced with a new one. Otherwise, the
FID is re-usable.
7. Insert a straight length of rigid wire vertically into the FID hole. The wire should go down 135 ±
10mm.
8. With the wire touching the base of the FID hole, mark on the wire the top level of the
evaporator.
WTL0040
Replace if
cracked
Replace if
less than
1mm
Replace if
there is electrical
discontinuity
(open circuit)
WTL0041
Evaporator
Wire
WTL0042
Evaporator
Wire
Mark here