Fuji MEH652 Error OH4: PTC thermistor

Inverter · taken from the manufacturer’s manual, pages cited

Error codeOH4

OH4 indicates PTC thermistor issue. The manual lists no action for this code.

Model: Fuji MEH652
Display shows: PTC thermistor (OH4)
Type: Error code
Source: Manual p. 18

Meaning
Common causes
Still not solved
Source

What OH4 means

PTC thermistor p. 18

Common causes

PTC thermistor p. 18

If OH4 is still not resolved

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

Open the manual at page 18 All MEH652 error codes Manual details & download

This page summarises what the manufacturer’s manual says about OH4; 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 Fuji. Found a mistake? Report an error.