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Navien Boiler: Open the service / installer menu (Back + Menu)

Updated · by Aurora Star Tech Inc.

Open the service / installer menu (Back + Menu) on a Navien boiler: Hidden advanced menu with Service Status Info, Input/Output Status and Parameter Settings.

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

Applies to: NHB-055H, NHB-080H, NHB-110H, NHB-150H

How to fix open the service / installer menu (back + menu): step by step

  1. Hold Back and Menu together for 3 seconds.
  2. Choose an entry with the Command dial.
  3. Press Back to return.
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 Accessing Advanced Menu Items, p.109-111. 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