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10078

10078 — High discharge gas temperature, circuit A

Carrier · 30XA/XAS/XB/XBP/XW Chillers

What does 10078 mean?

The discharge gas temperature on circuit A is too high. Circuit A will shut down.

Common Causes

  • Defective transducer
  • Condensing temperature setpoint too low
  • Refrigerant charge too high

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the discharge gas temperature readings for accuracy.

  2. 2

    Verify the condensing temperature setpoint.

  3. 3

    Ensure the refrigerant charge level is correct.

  4. 4

    Contact Carrier Service if the issue persists.

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

Related Faults

1007910079 — High discharge gas temperature, circuit B1008010080 — High discharge gas temperature, circuit C1008110081 — Suction valve closed, circuit A
Source: Carrier 30XA/XAS/XB/XBP/XW Chillers
Open Manual (Page 40)Search more codes in this manual