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15047

15047 — Free Cooling Leaving Water Thermistor Failure

Carrier · 30XA/XAS/XB/XBP/XW Chillers

What does 15047 mean?

The thermistor measuring the leaving water temperature for free cooling has failed. Free cooling will be disabled.

Common Causes

  • Faulty free cooling leaving water thermistor
  • Incorrect installation or wiring

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Verify the connections for the free cooling leaving water thermistor.

  2. 2

    Examine the thermistor for any damage.

  3. 3

    Contact Carrier Service if free cooling cannot be re-enabled.

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