KYKY FD series Error ERR: Mal-operation with keys

Molecular pump controller · taken from the manufacturer’s manual, pages cited

Fault codeERR

Mal-operation with keys is an error indicating a malfunction related to key operations. The manual lists no action for this code.

Model
KYKY FD series
Display shows
Mal-operation with keys (ERR)
Type
Fault code
Source
Manual p. 41

What ERR means

Mal-operation with keys p. 41

If ERR is still not resolved

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

Open the manual at page 41 All FD series error codes Manual details & download

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