Yaskawa GA500 AC Drive
Yaskawa GA500 AC Drive code SCF: Safety Circuit Fault
The safety circuit is broken, which immediately stops the drive and prevents the motor from running.
Safety first. This code involves a gas, flame or electrical hazard. Do not keep resetting it. Leave burner, gas train and high voltage work to a qualified technician. WERCS answers 24/7 at (877) 489-3727.
- Code
- SCF
- Name
- Safety Circuit Fault
- Controller
- Yaskawa GA500 AC Drive
- Type
- Internal fault
- What it does
- Fault: the equipment trips and stops
- Risk
- RED Specialist territory
- Reset
- Needs a manual reset
- Source
- The manufacturer's manual (subscribers see which manual and page)
Updated November 4, 2026
How to fix it
Subscribers get:
- What to do next, in plain words
- What the manual says to do, and the page it is on
- The 1 common cause listed for this code
- Booking a live video call with Ben, a master booth technician ($250/hr, paid per call)
Questions about this code
What does Yaskawa GA500 AC Drive code SCF mean?
The safety circuit is broken, which immediately stops the drive and prevents the motor from running.
Is Yaskawa GA500 AC Drive code SCF dangerous?
It is graded red, specialist territory: it involves a burner, gas, flame or safety lockout, so leave the repair to a qualified technician.
How do I fix Yaskawa GA500 AC Drive code SCF?
The manual's fix and the step by step check for this code are in WERCS Diagnose, plans from $49 a month. For help right now, WERCS answers 24/7 at (877) 489-3727.