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plate onto the kiln wall, push the washer and spring wire retainer forward against the
kiln wall.
8. Counterweights are on all tube assemblies except the 2-1/2 inch, 3-inch and K-long
or short tube assemblies. These weights provide a counterbalance that controls the
weight of the sensing rod as it bears on the cone during firing. In this way, firing
performance is equalized between sensing rods of differing lengths.
The counterweight must be positioned up tight against the swivel nipple, held inplace
by the sliding spring grip. See Figure 17.
9. Replace the box assembly. Adjust and test fire the newly installed tube, as described
in the front part of the manual.