HVAC Sales Master

Fault Code Lookup

HVAC Sales Master
52 (ICAS SHORT)
Indoor air sensor error — ICAS SHORT
This code typically points to
  • Sensor shorted
  • Wiring harness
Next checks to confirm
  1. Check indoor air sensor circuit for shorted sensor or shorted harness
Escalation
Information
Reset behavior
Clears when indoor air sensor circuit returns to normal.
Informational
No action needed
Source
Trane Hyperion *AM8/TAM8 Field Reference Data, p.22
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