Figure 273. Adjusting the contact plate point gap.
Figure -274. Flame switch
Figure 272. - Continued
and terminals 2 and 5 (fig. 274) with
an ohmmeter. If continuity exists,
continue to tighten for three-eight' of a turn
s
continue the test.
to correctly position the adjusting screw
and/or nut.
(2)
Apply heat to the flame switch tube.
The switch should change to hot
d.
Flame Switch Test.
position at 400to 500F. Continuity
(1) At room temperature, check for
should now be across terminals 1 and
continuity across terminals 2 and 4
AGO 6819A
306
