Eliwell Sb655 C Manual Extra Quality «PROVEN ★»

The maximum temperature limit that a user can set for the Setpoint. Preventative safety stop.

Ensure power is disconnected during installation to prevent damage. 2. Parameter Programming and Setup

: Signal cables (probes and digital inputs) must be kept separate from high-voltage power cables to avoid electromagnetic interference. eliwell sb655 c manual

| 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. |

If you have an old SB655 C that is failing (e.g., dim display, EE error), do not throw it away until you have read the parameters. Replacements (like the newer Eliwell ID 974 or iDR series) are available, but you need the old settings. The maximum temperature limit that a user can

This guide is for informational purposes. Always consult the original manufacturer’s documentation specific to your unit’s revision before performing electrical work.

Cause: The cabinet temperature has exceeded SEt + HAL for longer than the tAO time delay. | Check wiring on terminals 1 & 2

The cabinet temperature has exceeded the maximum safety limit for too long. Check for door seal leaks or compressor failure.