— — (fueling indicator display)

Failure Check / Laser Clean Heater (Unvented)

※This is not an error (malfunction). It is a digital display of a notice.

「Meaning of display」

  • The kerosene has run out and the fire has been extinguished.
  • The fire extinguishing system of the airtight fuel tank was activated because the fuel tank was removed.


  • Refill the fuel tank with kerosene and operate the ignition again.
  • Return the fuel tank and then relight the unit.