Mitsubishi Electric 600M Series Error SP0046: OHM

CNC milling machine · taken from the manufacturer’s manual, pages cited

Error codeSP0046

OHM means the motor overheated due to overload or cooling blower failure triggering the thermal protector. The manual's first action is: “NR”

Model
Mitsubishi Electric 600M Series
Display shows
OHM (SP0046)
Type
Error code
Source
Manual p. 472

What SP0046 means

OHM p. 472

Common causes

  • The motor overheated because of overload or stopping of the motor cooling blower, which caused the thermal protector built in the motor to operate. p. 472

What to do

  1. NR p. 472

Before you service the product, read the safety instructions in the manual p. 4.

If SP0046 is still not resolved

  • contact service / dealer p. 5
    “Do not change the fixed cycle program without prior consent from the machine manufacturer.”
  • contact service / dealer p. 5
    “Do not turn OFF the NC a”
Open the manual at page 472 All 600M Series error codes Manual details & download

This page summarises what the manufacturer’s manual says about SP0046; 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 Mitsubishi Electric. Found a mistake? Report an error.