Yaskawa GA500 AC Drive
Yaskawa GA500 AC Drive code L24v: Loss of External Power 24 Supply
The voltage of the backup power supply has decreased, which can prevent the drive from maintaining control power.
- Code
- L24v
- Name
- Loss of External Power 24 Supply
- Controller
- Yaskawa GA500 AC Drive
- Type
- Power supply
- What it does
- Warning: the equipment keeps running and flags a problem
- Risk
- GREEN In your wheelhouse
- Reset
- Clears on its own when the condition goes away
- 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 L24v mean?
The voltage of the backup power supply has decreased, which can prevent the drive from maintaining control power.
Is Yaskawa GA500 AC Drive code L24v dangerous?
It is graded green: in a working tech's wheelhouse with standard tools and low risk.
How do I fix Yaskawa GA500 AC Drive code L24v?
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.
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