Tag: limit-switch
All the articles with the tag "limit-switch".
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Lennox Error Code 441 — Limit Device Fault
Lennox error code 441 signals a limit device has opened during operation. This guide covers which limit tripped, why, and how to fix it without replacing parts unnecessarily.
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Lennox Error Code 412 — Limit Switch Fault Fix
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.
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York 4 Flashes Error Code — Open Limit Device Fix
York 4 flashes means the high limit switch opened due to overheating. This guide covers every cause and fix for the York furnace 4-flash open limit fault.
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Rheem Furnace 4 Flashes — Open High Temperature Limit Fix
Rheem furnace 4 flashes means the high temperature limit switch has opened due to overheating. This guide covers every cause and fix for the Rheem/Ruud 4-flash fault.
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Trane 4 Flashes Error Code — Open High Limit Fix
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.
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Carrier 13 Error Code — Limit Switch Lockout Fix
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.