If you need the for the internal vs. external variants or the full 48-hour learning reset steps, let me know!
: This upgrade pathway mounts directly into the existing electronics box. It requires clipping the new rear cover to the controller housing and completing a standard electrical safety isolation test before re-fitting the lower kick panel.
: The cooler is at "operational" temperature. Lights are on, and the system is ready for customers.
You can verify the sensor by entering the "Pir" test and waving your hand; the displayed count should increase if the sensor is functioning. Coca-Cola Parts Common Display Codes Normal operational mode Standby mode; saving energy Defrost cycle in progress Initial power-up or diagnostic check Probe failure; requires sensor inspection Door has been open for more than 2 minutes elstat ems 55 advanced user manual new
💡 Most errors can be cleared by pressing Up or Down once the issue is resolved.
Inspect probe depth inside the evaporator fins; replace sensor. High Temperature Alarm
The front LED panel displays specific alpha-numeric fault codes when operational thresholds are breached. PF1: Appliance Sensor Failure If you need the for the internal vs
Typically indicates a probe failure (Appliance or Condenser sensor). dEF: Indicates the unit is currently in a defrost cycle. Maintenance & Resets
Press Up and Down simultaneously to scroll through data like door openings (over 24h and 7 days) and compressor run-time. Factory Reset: Unplug the cooler. Hold Set and Defrost together.
The auxiliary relay opens to turn off the display lights, reducing auxiliary power draw. It requires clipping the new rear cover to
NTC thermistor probes (Appliance and Condenser)
The EMS 55 Advanced is not a simple thermostat; it is a feature-rich controller. Key capabilities documented in the manual include:
Note: This guide covers the standard Elstat EMS 55 firmware. Some OEMs (like Coca-Cola) may have custom firmware where parameter codes differ slightly (e.g., using P1, P2 instead of C1, C2).