: A red LED signal indicates a fault with the temperature or pressure probes themselves, which may cause inaccurate "hot" readings.
: Press Enter to make the value blink, adjust using arrows, and press Enter again to confirm .
). The following guide outlines standard troubleshooting steps and display codes for high-temperature conditions as documented in various ES3000 instruction manuals .
If your controller is stuck in "Hot Gas" mode (valve stuck open), the manual suggests:
When this controller flashes an alarm (especially a ), production stops. Users search for the "hot" manual to find the rapid troubleshooting guide (Section 5 or 6 of the original PDF).
: Usually triggered by electrical phase imbalance (must be within ±2%), mechanical binding, or high ambient temperatures.
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