KNOWLEDGEBASE

KNOWLEDGEBASE

At what temperature should you turn off the Vent-Sure kiln vent?

What is the recommended temperature to turn off the Vent-Sure kiln vent when firing glazes,

Calculating ventilation requirements for heat from a kiln room
Calculate how many CFM of air ventilation you need
  • Look up the number of BTUs/Hour that
    • Can I convert a manual J230 to an automatic JD230 and if so what do I need to get?

    It is possible to convert a J230 manual kiln into a JD230 automatic kiln. 

    What Parts
    Can I cool my kiln faster than it would normally?

    This question gets asked a lot around the holidays. L&L's official line on cooling the kiln

    Can I install my kiln on a non-fireproof floor?

    In a word- No.

  • All surfaces within 3 feet of the kiln need to be fireproof.
    • Can I put Small Elements in an Element Channel designed for Large Elements?

    Yes - there is no problem putting a smaller element in a larger holder. Just be careful on the

    Can I Restart the Kiln after Getting an Error Message?
  • You can try to restart the kiln after getting an error code.
  • Some messages, like
    • Can you use a centralized vent system instead of the Vent-Sure Vent?

    Question: We received this semester a DaVinci 2327-D and I'm hoping you can help us with some

    Can you use Advancer Shelves in an L&L Kiln?

    Question: I have several e28-T kilns. I'm considering buying the Advancer kiln shelves made for

    Can you vent through the roof?

    It is fine to go through a roof with the L&L Vent-Sure kiln fumes vent system.

    • Can't Change Options on One-Touch Control

    Sometimes when you press the Bisque or Glaze button on the One-Touch control you are not able to

    Changing from 208 volts to 240 volts - what to do?
  • All the elements will need to be replaced.  Why?  For example, the ohms on the
    • Control reads higher temperature than my studio. No error code. What is wrong?

    The temperature on the display is saying 121F. It's not 121 in the studio. An independent

    Dimensions of the Vent-Sure wall-mount bracket and fan motor assembly

    The motor extends 7" off the wall. Motor dimensions are 8" x 7". Wall plate dimensions are 10" x

    Display Reads 2400 or CPLt When it Starts Up

    Even though you know the kiln is not that hot: this indicates a thermocouple failure.

    Do you need to insulate the ductwork for a Vent-Sure?
  • The molecules of air (which expand during the heating of the kiln) do not carry many BTUs.
    • Does a small Test Kiln need to be hooked to a Vent System?
  • You should vent a test kiln if your regular kiln is vented.
  • You want to recreate
    • Does my Vent Motor require lubrication?
  • Before you purchase oil, check to be sure that you do not have a motor with sealed bearings.<
    • Does the Bartlett overtemperature control have a reset button like a "normal" overtemperature control?
  • If the controller is in the limit state (i.e. LMT flashing in the display), you must use the
    • Does the digital controller have a way to prevent an over fire?

    Once the kiln is properly calibrated after the test firing, it will fire very reliably for many

    DynaTrol Programs in Excel Format

    E-4, E- 4, or Err4 error code
  • Specifically this error code means that during a cooling segment in the programmed firing,
    • Electrical Supply Problems and slow kiln performance

    One of the most difficult kiln performance problems to address is a problem with the electrical

    Element Connections are glowing. Why? What should be done?
  • An element connection can begin to glow if it is overheating. There are a few ways this can
    • Error Codes for the One-Touch Control
    tC FAIL tC alternating with FAIL

    Indicates the thermocouple has failed. Replace the defective

    Genesis Control will not connect with WIFI
    The few things to check

    Using the WiFi opens up new possibilities with the Genesis controller.

    How and Why to Turn Off Error Codes
    To Toggle Error Codes On and Off

    The OTHER button contains a menu that contains many of the

    How can I protect an existing power supply?
    Circuit Breakers
  • Circuit breakers that have tripped and have been reset continually will
    • How can I tell the difference between elements wired in parallel versus series in my Jupiter, DaVinci, or Doll kiln?
  • Your Jupiter, DaVinci, or Doll kiln will have its elements either wired in parallel or wired
    • How can my kiln section stay on all the time in my computerized kiln, even when the on/off switch is off?
    A Relay May Be Stuck Shut
  • All computerized kilns use relays to cycle the power on and off
    • How can my kiln section stay on all the time on my manual kiln even when the kiln-sitter is off?

    Usually, this means a relay is stuck and needs to be replaced.

  • On 3-phase kilns,
    • How can the thermocouple wires get reversed on a Jupiter or DaVinci Automatic Kiln?

    When packed, the thermocouples on the Jupiter JD and DaVinci kilns are mounted to the kiln

    How deep should a Kiln Sitter Tube go into a kiln? How do you adjust the depth?
  • The Kiln Sitter Tube assembly should stick into the kiln about 1". This will allow air to
    • How do hold times and heatwork affect my work?
  • There is an option to add time to the end of the program that appears when you enter a
    • How do I adjust my kiln-sitter?
    When to inspect the kiln sitter
  • Kiln-sitters need to be adjusted and inspected before the
    • How do I control my vent fan motor with my Genesis or DynaTrol?
    See the Vent-Control Option.
    How do I control the cooling with the DynaTrol?

    There are three different ways to control the cooling rate on the DynaTrol.

    Method A

    How do I enter a really slow program?

    On the DynaTrol you will need to use the Vary-Fire programming. On a Genesis use the Custom

    How do I fire with fewer kiln sections on my Jupiter Kiln?

    The outlets are numbered on the side of the control box. In this example below all the outlets

    How do I fire with fewer sections on my five section kiln?
  • Remove the lid. Open it first to remove the spring-loaded connections to the front of the lid
    • How do I fix pinholes and blistering in glazing?
  • The first thing to check is to make sure you are not putting on too thick a layer of glaze.<
    • How do I hook up my kiln to power?

    L&L's official recommendation is for an electrician to connect the kiln to power. You should

    How do I keep elements from falling out of the element holders in the corner of a kiln?
  • Sometimes with thick elements, especially in the corner of a DaVinci, or Easy-Load kiln, the
    • How do I know if my vent is pulling enough air through?
  • We recommend that you have a carbon monoxide monitor installed in your kiln room to
    • How do I know which thermocouples to get for my kiln?

    L&L has used a lot of different style thermocouples over the years.

    With

    How do I load my kiln properly?
    Shelf Heights
  • The bottom shelf should be 1/2" at least or 1" at most- up off the kiln
    • How do I program a slump or tack or full fuse glass program into DynaTrol?

    This program is fine for slumping, tack fusing, or full fusing, just substitute different top

    How do I program general instruction panels for 3-key Bartlett
  • Turn on the kiln switch.
  • Press any key to clear ErrP from the display.
    • How do I switch my kiln from 3 phase to 1 phase and vise-versa?

    On most L&L Kilns this is very easy to do. It is a matter of re-distributing the wires

    How do you find out how many firings the DynaTrol has performed?
  • Press the Review button after the firing.
  • This only works on DynaTrols