Lambert Lx — 24 Fi Instrukcia

| Code | Meaning | Likely cause | User action | |------|---------|--------------|--------------| | E01 | Low water pressure | <0.5 bar | Repressurise (see section 6) | | E02 | No flame ionization | Gas supply off, air in gas pipe | Check gas meter; reset once | | E03 | Overheating (NTC >105°C) | Pump failed, airlock | Wait 20 min; call engineer | | E04 | Flue blockage or fan fault | Bird nest, fan seized | Reset; if repeats → engineer | | E05 | External sensor fault | CH sensor short/open | Engineer required | | E09 | False flame signal | Electronics damp/wet | Power cycle; dry the area | | E10 | Internal NTC1 / NTC2 mismatch | Plate heat exchanger scaling | Engineer descaling needed | | E20 | Gas valve circuit error | Loose wiring, valve coil | Engineer |

A: Normal post-purge (up to 3 min) or pre-purge in cold weather. If permanent >15 min, check P02 parameter. lambert lx 24 fi instrukcia

| P-code | Function | Default | Adjust range | |--------|----------|---------|---------------| | P01 | Maximum CH power | 24 kW | 5–24 | | P02 | Pump post-circulation time | 3 min | 0–10 | | P03 | Antifreeze activation temp | 5°C | 3–10 | | P05 | DHW preheating (comfort) | 0 (off) | 0/1 | | P08 | Minimum CH power | 5.4 kW | 3–10 | | P10 | Fan speed offset | 0 | -5 to +5 | | Code | Meaning | Likely cause |

A: This is a timed service reminder (e.g., every 2000 running hours). It does not lock the boiler. Call a technician at your convenience. 14. Disposal and Environmental Compliance The Lambert LX 24 FI contains electronic components, copper, aluminium, and plastic. At end of life, do not discard with household waste. Return it to an authorised WEEE collection point or contact Lambert’s take-back scheme. It does not lock the boiler

A: Typically a dirty DHW plate heat exchanger or low flow rate. Clean the inlet filter first.

Keep this article with your boiler’s official manual. For firmware-specific instructions or revised error codes, scan the QR code on the boiler’s side label or visit the Lambert support portal.