Tag: lennox

All the articles with the tag "lennox".

• Lennox Error Code 411 — Ignition Proving Fault Fix

  3 Apr, 2024

  Lennox error code 411 means the furnace failed to prove ignition after the trial period. This guide covers diagnosis and fixes for the Lennox 411 ignition proving fault.

• Lennox Error Code 412 — Limit Switch Fault Fix

  2 Apr, 2024

  Lennox error code 412 means the high limit switch has opened due to overheating. This guide covers diagnosis and fixes for the Lennox iComfort and SLP furnace limit fault.

• Lennox Error Code 414 — Gas Valve Circuit Fault Fix

  15 Mar, 2024

  Lennox error code 414 means a gas valve relay or circuit fault on G61, G71, and EL296 series furnaces — here's how to diagnose and fix it.

• Lennox Error Code 292 — Ignition Failure Fix

  10 Mar, 2024

  Lennox error code 292 means the furnace went into soft lockout after repeated ignition failures. This guide covers every cause and fix for the 292 fault code.