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Viessmann · Boiler

P.8 Service due after burner hours

Menu / mode display Vitodens 200-W B2HE

What the display is showing

Service message: the burner hours interval has elapsed.

Applies to: Vitodens 200-W B2HE 85, 120, 150, 199

What to do

  1. Perform service, then reset via parameter 1411.0.

Models that show this code

4 models in Vitodens 200-W B2HE

B2HE-120B2HE-150B2HE-199B2HE-85

Other codes on the same units

  • I.57 External blocking active
  • I.59 Parameters restored
  • P.1 Service interval reached
  • P.4 Top up heating water
  • S.154 Internal flow switch open
  • S.60 Summer mode active
  • S.74 Heating suppression
  • S.75 DHW recirculation pump active

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Source: Viessmann Vitodens 200-W B2HE 85/120/150/199 Service Instructions 6167 813-24 (09/2026), Further messages, p.74. Summarized in our own words; check the original manual for your 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.