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Rheem · Furnace troubleshooting

Inducer does not run / does not run on low speed

What is going on

RGPE/RGLE 2-stage.

Likely causes

  • No line voltage to inducer
  • Capacitor
  • Inducer low speed winding

Check in this order

  1. Check line voltage at the inducer.
  2. Check wires/connections IFC J2 to inducer; check line voltage between J2 pin 1 and pin 4 (high output).
  3. Check for 115 VAC on P2.
  4. Check inducer capacitor.
  5. Check inducer low speed; replace if needed.

Applies to: Rheem/Ruud (-)GPE upflow/horizontal and (-)GLE downflow 2-stage 80+ communicating gas furnaces

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Source: Rheem RGPE/RGLE Installation Instructions 92-24161-77-02 (ManualsLib 1287511), Figure 45 Troubleshooting Chart, p.63 (PDF p.67). Written in our own words; check the manual for your exact model.

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.