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15026

15026 — Economizer gas thermistor fault, circuit C

Carrier · 30XA/XAS/XB/XBP/XW Chillers

What does 15026 mean?

The economizer gas thermistor for circuit C has a fault. The economizer function will be disabled.

Common Causes

  • Defective economizer gas thermistor
  • Wiring errors on circuit C

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Verify the wiring to the economizer gas thermistor for circuit C.

  2. 2

    Inspect the thermistor for any visible damage.

  3. 3

    Contact Carrier Service if the economizer function remains unavailable.

Browse all codes in this manual (60)
Verified technical data. Last updated: April 2026

Related Faults

1007810078 — High discharge gas temperature, circuit A1007910079 — High discharge gas temperature, circuit B1008010080 — High discharge gas temperature, circuit C
Source: Carrier 30XA/XAS/XB/XBP/XW Chillers
Open Manual (Page 37)Search more codes in this manual