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Lennox · Furnace

E113 High line voltage

High severity EL296UHVLennox SL280UHVLennox ML180UHELennox SL297NV

What the control is telling you

Line voltage is above the nameplate rating.

Applies to: EL296UHV(X) series furnaces (integrated control 103130-XX and 107045-XX)

Likely causes

  • Supply voltage too high

Test and repair steps

  1. Warning: Use caution when measuring line voltage.
  2. Measure line voltage and compare to nameplate rating.
  3. At the integrated control, line hot to line neutral should read 97-132 VAC.
  4. Have the supply voltage corrected to within range.
  5. System resumes 5 seconds after the fault clears.

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Source: Lennox EL296UHV(X) Unit Information / Service Literature, Table 5 Ignition Control 103130-XX Diagnostic Codes, p.33; Ignition Control 107045-XX Diagnostic Codes table, p.40, Proper Ground and Voltage p.85. Summarized in our own words; check the original manual for your model.

Homeowner looking at this code? See what it means for you and when to call a technician.

For licensed technicians. Gas, electrical and refrigerant work must be done by a qualified, licensed person. Shut off power and gas before servicing, never bypass a safety control, and follow the manufacturer’s manual for the exact model; it and local codes always take priority. HVACopedia is not affiliated with any manufacturer; brand and model names only identify the equipment.