Fujioh FH-IC6020 Error E4: Temperature sensor of the IGBT failure. (open circuit)

Fujioh FH-IC6020 · taken from the manufacturer’s manual, pages cited

Error codeE4

Temperature sensor of the IGBT failure. (open circuit) The manual's first action is: “Replace the power board.”

Model
Fujioh FH-IC6020
Display shows
Temperature sensor of the IGBT failure. (open circuit) (E4)
Type
Error code
Source
Manual p. 18

What E4 means

Temperature sensor of the IGBT failure. (open circuit) p. 18

Common causes

  • Temperature sensor of the IGBT failure. (open circuit) p. 18

What to do

  1. Replace the power board. p. 18

If E4 is still not resolved

The manual gives no further instruction for this code. Open the code table in the PDF or contact Fujioh service.

Open the manual at page 18 All FH-IC6020 error codes Manual details & download

This page summarises what the manufacturer’s manual says about E4; each statement links to the page it comes from, and quoted lines are copied word for word. It is not a substitute for the manual or for a qualified installer. ManualLib is not affiliated with Fujioh. Found a mistake? Report an error.