ers. If the push-on terminal is damaged from ex
-
cessive heat, replace the wire and terminal.
Pull off the
switch knob with
fingertips. Some
switch knobs are
held in place by a
setscrew on the
side of the knob.
If knob won't
come off when
you pull it, check
toseeifaset
-
screw is secur
-
ing it to the shaft.
Disconnect the power to the kiln. Check that
there is no cone or firing gauge on the Kiln Sitter
cone supports.
Remove and save the
screwsatthesideof
the switch box that
hold it to the kiln and
remove the box, pull-
ing straight out to
avoid damaging the
Kiln Sitter tube. You
may need to prop the
box on a piece of
woodasyouleanthe
box against the kiln.
Replace heat-damaged wires. Bend a wire to test
it. If it sounds like it is cracking, replace it, be
-
cause the insulation is flaking.
Checkthelabelprintedonthesideoftheswitch
to be sure that it is the correct voltage.
Holdthenewswitchatthesideoftheswitchbox
in the same position as the defective switch. Re
-
move and transfer one wire at a time from the old
switchtothenewonemakingsureeachconnec
-
tion is tight.
Removethesinglenutfromthefrontofthede
-
fective switch. (Some switches are fastened to
the front of the switch box with two screws. Re
-
move the screws.) Remove the old switch and put
the new one in place making sure it is right side
up.
Reinstall the shaft nut
checking to make sure it is
not backwards. Tighten so
the switch will not turn
during operation. If the
switch is held in place with
two screws, reinstall
screws.
As the switch box is moved
back into place, check to see that no wires are
touching the kiln case, the element connectors,
or the Kiln Sitter tube. Wires touching the case
or element connectors will burn.
Tightenswitchboxscrews.Insertknobonswitch
shaft.
24
If your kiln is direct wired, you will also need to disconnect the electri
-
cal terminal box.
Prop the switch box on a chair or other ob
-
ject. Do not strain the wires.
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