Tag: limit-switch

All the articles with the tag "limit-switch".

• Trane 4 Flashes Error Code — Open High Limit Fix

  25 Mar, 2024

  Trane 4 flashes means the high limit switch has opened due to overheating. This guide covers every cause and fix for the Trane furnace open high limit device fault.

• Carrier 13 Error Code — Limit Switch Lockout Fix

  3 Mar, 2024

  Carrier error code 13 means the limit switch tripped due to overheating. This guide covers every cause and fix — from clogged filters to cracked heat exchangers.