Allarme alta pressione Irinox — High Pressure (HP) Alarm / Compressor Lockout
At a glance
- Severity
- FAULT STOP
- Domain
- REFRIGERATION_SYSTEM
- Reference standard
- EN 378 / F-Gas Regulation
- Product / context
- High pressure switch trip
What it means
The high-pressure switch has cut power to the compressor because the refrigerant pressure in the condenser exceeded the critical threshold.
Probable causes
- Finned condenser coil clogged with dust, flour, or grease.
- Condenser fan motor burned out or jammed.
- Ambient temperature very high near the motor compartment.
- Refrigerant overcharge after incorrect service work.
Where to start
Remove the grille to inspect the motor compartment. What is the condition of the finned condenser coil?
Full guided diagnosis in the app
The diagnostic tree for this fault has 5 guided steps with measurements, checks and resolutions. You'll find it in HorecaIQ, one of the five IndexOS apps: free, works offline.
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