HVACopedia

Lennox · Air handler

E130 Configuration jumper missing

High severity

What the control is telling you

Configuration jumper missing on the equipment interface module (EIM) or air handler communicating control (non-communicating applications). S30/S40 thermostat alert code 130 (shown as E130 on the unit control display).

Applies to: Lennox communicating air handlers and EIM-equipped indoor units in S30/S40 smart thermostat systems

Likely causes

  • Jumper missing or in wrong position

Test and repair steps

  1. Install the missing jumper.
  2. Set the EIM jumper for heat pump, furnace or air handler as applicable.
  3. Clears once the jumper is correct.

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Source: Lennox Residential Communicating Systems Alert Code Guide (V2) 100017 (3/2023), Table 2 Alert Codes and Troubleshooting, p.18. 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.