Error code91
Error 91 indicates a Fronius power source error code. The manual's first action is: “OR NOT IN USE Confirm the Fronius's manual”
- Model
- Yaskawa 2DX200
- Display shows
- unknown (91)
- Type
- Error code
- Source
- Manual p. 55
What 91 means
unknown p. 55
Common causes
- Sub code[91**] shows the error code of Fronius power source p. 55
What to do
- OR NOT IN USE Confirm the Fronius's manual p. 55
Before you service the product, read the safety instructions in the manual p. 2.
If 91 is still not resolved
- If your copy of the manual is damaged or lost, contact a YASKAWA representative to order a new copy. p. 2 “If your copy of the manual is damaged or lost, contact a YASKAWA representative to order a new copy.”
This page summarises what the manufacturer’s manual says about 91; 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 Yaskawa. Found a mistake? Report an error.