FlowMax · Combi boiler

E16 Fan (blower) fault

High severity FlowMax condensing combi (FLOWMAX-90/120)

What the control is telling you

The combustion fan is not working; the manual lists a burnt fan.

Applies to: FLOWMAX-90, FLOWMAX-120

Likely causes

  • Fan motor burnt / failed

Test and repair steps

  1. Turn off power and check the fan wiring and connectors.
  2. Check whether the fan runs on a call for heat.
  3. Replace the fan if it is burnt or does not run.
  4. If a new fan still does not run, see E42 (fan control board).

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Source: FlowMax FLOWMAX-120 Instruction Manual, 6.10 Troubleshooting table, p.66; FlowMax FLOWMAX-120 Instruction Manual, 6.11 Diagnostics error code list, p.67; FlowMax FLOWMAX-90 User Manual, Diagnostics - Error codes, p.8-9. 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.