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Service bulletin 20-03

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10173875
Published by NHTSA2020-04-16
Manufacturer's number20-03
Manufacturer's date2020-04-15
NHTSA componentEQUIPMENT

NHTSA's summary

Akron Brass Styles 9333 and 9335 valve controllers interface with Akron Brass Valve Driver Style 9321 to control water valves on a fire truck. Is was reported that some valves in certain circumstances could show an inaccurate valve open/close percentage. This software update eliminates this possible display error.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Equipment and accessories

Vehicles listed
AKRON BRASS COMPANY AKRON BRASS COMPANY

Listing a model year does not mean every vehicle of it is concerned: the document says which.