Yaskawa GA500 AC Drive
Yaskawa GA500 AC Drive code CP1: Comparator 1 Limit Error
The monitored value fell within the programmed limit range, triggering an error that halts the drive operation.
- Code
- CP1
- Name
- Comparator 1 Limit Error
- Controller
- Yaskawa GA500 AC Drive
- Type
- General fault
- What it does
- Fault: the equipment trips and stops
- Risk
- YELLOW Booth plays by its own rules
- 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 CP1 mean?
The monitored value fell within the programmed limit range, triggering an error that halts the drive operation.
Is Yaskawa GA500 AC Drive code CP1 dangerous?
It is graded yellow: not hard, but a booth does it differently than the gear most techs know, so follow the checks in order.
How do I fix Yaskawa GA500 AC Drive code CP1?
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.
Other Yaskawa GA500 AC Drive codes
rF · Braking Resistor FaultrH · Braking Resistor Overheatrr · Dynamic Braking Transistor FaultAEr · Station Address Setting ErrorCP2 · Comparator 2 Limit ErrorCoF · Current Offset FaultCyC · MECHATROLINK CommCycleSettingErrEF0 · Option Card External FaultEF1 · External Fault (Terminal S1)EF2 · External Fault (Terminal S2)