HVAC Sales Master

Fault Code Lookup

HVAC Sales Master
ERR.185.02
Compressor Dome Temp Protect Up (speed increase response)
This code typically points to
  • Excessive compressor dome temperature protection
Next checks to confirm
  1. Check dome temperature behavior
Escalation
Compressor speed increased
Reset behavior
Not explicitly exposed in accessible snippet.
Service Soon
Schedule repair
Deeper detail available
The manufacturer has pushed full per-code troubleshooting trees into the Trane Technician app. Use the app for subcode detail beyond what's shown here.
Source
Trane System Alert Guide p.42, public distributor-posted PDF
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