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Navien Boiler: Reset one parameter to its default

Updated · by Aurora Star Tech Inc.

Reset one parameter to its default on a Navien boiler: Returns a single installer parameter to its factory value.

Homeowner with a boiler problem? Call (647) 657-2977 or book a service call — licensed technicians across Vaughan and the GTA.

Applies to: Navien NHB-H condensing boilers: NHB-150H, NHB-110H, NHB-080H, NHB-055H

How to fix reset one parameter to its default: step by step

  1. Open the parameter in edit mode (Back + Menu 3 s > 3. Parameter Settings).
  2. Hold Back for 5 seconds.
Safety: Gas, electrical and refrigerant work must be done by a licensed technician. Turn off power and gas before servicing, never bypass a safety control, and always follow the manufacturer's manual for your exact model.

If the unit shows an error code, look it up: Navien Boiler codes

Models

NHB-055HNHB-080HNHB-110HNHB-150H

Source: Navien NHB-H Installation and Operation Manual, 11.13.3 Setting the Operation Parameters, p.111-114. Written in our own words as a summary; always check the original manual.

General guidance for qualified technicians. The manufacturer's installation and service manual and local codes always take priority. Aurora Star Tech is not affiliated with, endorsed by or sponsored by any equipment manufacturer; brand and model names are used only to identify equipment and belong to their owners.

© 2026 Aurora Star Tech Inc. All rights reserved. This page may not be copied, republished or used to train other systems without written permission.

Emergency Boiler Repair

647-657-2977