Eliwell Sb655 C Manual
Press and hold the key for more than 5 seconds until PA1 flashes on the screen.
If the parameter LOC is set to y (yes), the setpoint cannot be changed by the user. If a password is set, you will be prompted to enter it when trying to access the Programming menu. This is indicated by a display showing PA1 (or PA2 for the second level).
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| Error Code | Meaning | Solution | | :--- | :--- | :--- | | | Probe 1 (Ambient) shorted or open circuit. | Check wiring on terminals 1 & 2. Replace probe (10k NTC). | | P2 | Probe 2 (Evaporator) fault. | Check wiring on terminals 3 & 4. Jumper between 1 & 4 present? | | HA | High temperature alarm (exceeded AL2). | Check if door is open, condenser is dirty, or gas is low. | | LA | Low temperature alarm (below AL1). | Check if setpoint is too low or if probe is unplugged in warm air. | | EE | Internal memory failure. | Controller is faulty. Replace SB655 C unit. | | cEF | Defrost timeout – evaporator did not end defrost. | Defrost duration (c5) too short, or heater is burnt out. | | dor | Door open alarm (if digital input enabled). | Close the door or check door switch terminals 5-7. |
Detailed steps to access the parameter menu via the display keys. Press and hold the key for more than
Note: If the setpoint does not flash, the unit may be "Parameter Locked" (see the Pr1 parameter in the manual).
Generally 230V AC or 12-24V AC/DC (model dependent). This is indicated by a display showing PA1
Whether you are extending a defrost cycle to prevent ice buildup or narrowing the differential for tighter temperature control, the SB655C offers the flexibility required for modern refrigeration needs. Keep a copy of the parameter map handy—it is the key to unlocking the unit's full potential.
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