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Service bulletin FDM-SVC-011

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 id10217339
Published by NHTSA2022-08-07
Manufacturer's numberFDM-SVC-011
Manufacturer's date2022-07-13
NHTSA componentEQUIPMENT

NHTSA's summary

This bulletin provides instruction for installing a new updated mixer pump plug valve. Installing the new updated mixer pump plug valve will eliminate drum pulsing/surging at low drum speeds.

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
OSHKOSH S SERIES

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