Zeror.ai Error Codes Fanuc PS0420

Fanuc PS0420

Brand: FanucModel: FANUC 0i-FError code: PS0420

What the Fault Means

CONSTANT

Likely causes

  • A subprogram is specified not by using a NUMBER P constant.

Solution and Safe First Checks

  1. Refer to FANUC 0i-F operator manual

Safety: do not work inside the panel without isolating the power; if unsure, consult a qualified technician.

Related Fanuc error codes

Source: the Zeror.ai industrial fault database and Fanuc technical documentation. This page is for information; on critical systems follow the manufacturer's manual and authorised service.

Fanuc PS0420 · Zeror.ai