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L&L SM23T SCHOOL-MASTER K-12 SCHOOL KILN WITH ONE-TOUCH CONTROL
SCHOOL-MASTER KILN
DESIGNED FOR K-12 SCHOOLS - WITH A FIVE YEAR LIMITED WARRANTY AND L&L'S NEW ONE-TOUCH CONTROL
SPECIAL FIVE-YEAR LIMITED WARRANTY
Proprietary One-Touch™ Intuitive Kiln Control is designed for busy school teachers - One touch and you are ready to fire the bisque and glaze programs typically used in schools (also easy to adjust simple parameters like cone, delay, hold, heat-up and cool-down rates). You can even create four custom ramp/hold programs. • Type K 8 gauge thermocouple with protection tube • Single zone with graded elements • Full support 14 gauge aluminized steel stand • Three solid peephole plugs with full 1” view (no tapering) • Hard ceramic element holders • Proprietary reflective brick coating that protects brick and keeps dusting down • “Easy-Lift, Easy-Load” stainless steel spring hinge system with full-support when door is up and tilted back (there are no support bars to get in the way of loading) • Mercury-free relays • Plugs on all USA models (6-50 on single phase and 15-50 on three phase) • MET-us listing to UL499 standards is pending.
Temperature Rating: All models rated for Cone 6 (2280°, 1248°C)except for the SM28T-3, 208V/1 phase which is rated for Cone 5.
Loading:Lid position, when open, rests at an angle away from the kiln without lid supports so that the loading is easy and unobstructed.
Spring loaded hingefor “feather-lite” easy opening.
Heavy-duty 14 gauge full solid stand with multiple bends for strength. Bolt on legs.
Assembly: Three 9” high sections stack on top of each other. Easy to assemble. Bottom is reversible.
Construction: Stainless steel wrapped around brick with 3 clamps on each section. All stainless screws.
2-1/2” or 3” K23 firebrick depending on model.
Reflective coating protects brick and reduces dusting.
Element Holders: Hard ceramic element holders protect brick.
Elements: Element Connections: Proprietary all-ceramic element connection block makes changing elements easy.
Control Panel: All controls and components are mounted in a hinged control panel/element connection box. A layer of insulation and separation plate helps keep the controls cool. Control box can be easily removed for servicing. On/off switch and control fuse are included.
One-Touch™ Intuitive Kiln Control easily fires the bisque and glaze programs typically used in schools. It is also easy to adjust simple parameters like cone, delay, hold, heat-up and cool-down rates. Also four custom ramp/hold programs with 8 segments each.
>Relays: Mercury Free relays.
Type K 8 gauge with ceramic protection tubes prevent metallic dusting in kiln and result in longer thermocouple life.
Peephole Plugs: Non-fragile solid ceramic with heat-locked head. 1” diameter full-view non-tapered. One per section.
Power Cord/Plug: 50 Amp NEMA 6-50 six foot cord included for one phase; 50 Amp NEMA 15-50 six foot cord included for three phase.
Instructions: Complete visual instructions with control reference, process information, assembly, troubleshooting, and parts list.
Special Five-Year Limited Warranty. (See hotkilns.com/five-year-warranty.pdf).
UL isting: Pending.
Simplicity without Compromise
1) One-Touch: Press one of two buttons marked BISQUE and GLAZE.
You will then see either bISC or GLA
>CndL Candle at a low temperature to dry out the work – expressed in hours and minutes
COnE Choose the cone that the program fires to
HLd Add a soak time at the end of the firing
COOL Cool the kiln – Fast, Medium or Slow for special effects or thick work
HEAT Speed of firing – Fast, Medium or Slow
rStr Restore the original default settings
The UP and DOWN button will allow adjustment of these values
The internal program ramps are transparent to the user
3) Advanced: Press CUSTOM and you have four regular Ramp/Soak programs open for custom programming. Each program has eight segments with a ramp, set point and hold for each segment.
Optional Vent-Sure downdraft vent.
Optional Furniture/Shelves Kit: All furniture kits include six each 1/2”, 1”, 2” 4”, 6” and 8” high 1-1/2” square cordierite posts, heat-resistant gloves and 5 pounds of cone 10 kiln wash.
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Model
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SM23T
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SM23T-3
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SM28T-3
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No of Shelves (F=Full,
H-Half)
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21" (2F, 4H)
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20" (2F, 4H)
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25-1/2" (8H)
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Inside Diameter
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23-3/8"
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22-3/8"
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28"
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Inside Height
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27"
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27"
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27"<
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Cubic Feet
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7.0
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6.7
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10.2
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Exterior Width
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31"
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31"
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37"
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Exterior Height
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41"
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42"
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42"
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Exterior Depth
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42"<
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42"
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48"
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240 Volt 1 Phase K.W.
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11.5
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11.5
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11.5
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240 Volt/ 1 Phase Amps
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48.0
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48.0
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48.0
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240 Volt/ 1 Phase Fuse Size
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60
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60
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60
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240 Volt 3 Phase K.W.
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11.5
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11.5
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16.6
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240 Volt/ 3 Phase Amps
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27.7
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27.7
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40.0
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240 Volt/ 3 Phase Fuse Size
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40
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40
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50
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208 Volt 1 Phase K.W.
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8.8
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10.0
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12.5
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208 Volt 3 Phase K.W.
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11.0
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11.0
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14.3
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208 Volt/ 1 Phase Amps
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48.0
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48.0
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48.0
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208 Volt/ 1 Phase Fuse Size
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60
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60
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60
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208 Volt/ 3 Phase Amps
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30.5
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30.5
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39.8
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208 Volt/ 3 Phase Fuse Size
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40
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40
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50
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Shipping Weight of Kiln
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325
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360
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460
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Shipping Weight of Kiln
with Furn Kit
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420
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455
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565
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School Master 
