# Service bulletin FDM\-TSIB\-026

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.

- Type: Service bulletin
- NHTSA id: 10198992
- Published by NHTSA: 2021\-07\-07
- Manufacturer's number: FDM\-TSIB\-026
- Manufacturer's date: 2021\-06\-16
- NHTSA component: POWER TRAIN

## NHTSA's summary

This bulletin provides instruction for replacing the mixer pump PTO shaft, mixer pump input yoke, and mixer pump input yoke bearing U\-bolts to the current production configuration. The new PTO shaft is larger with greaseable crosses and requires a new mixer pump input yoke and replacing the input yoke bearing U\-bolts with bearing straps.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10198992-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10198992-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Transmission and driveline

## Vehicles listed

- 1978 to 1993 OSHKOSH S SERIES
- 1997 to 2000 OSHKOSH S SERIES
- 2005 to 2012 OSHKOSH S\-SERIES
- 2013 to 2022 OSHKOSH S\-SERIES

## Recalls for the same vehicles and component

- [06V390000](/recalls/nhtsa/06V390000.md), 2006-10-12: POWER TRAIN:DRIVELINE

## Other bulletins for the same vehicles and component

- [FDM\-TSIB\-041](/bulletins/10235770.md), 2023-05-06, Service bulletin: POWER TRAIN. This bulletin provides information on topics specific to transmission high temperature warnings reported in the field. The topics listed were helpful in preventing transmission high temperature warning conditions.
- [FDM\-TSIB\-027](/bulletins/10198993.md), 2021-07-07, Service bulletin: POWER TRAIN. This bulletin provides information for vehicle owners that have a Dana series 172 or 175 rear axle without a lubricant drain plug in the bottom of the axle housing.
- [Hendrickson TB\-H](/bulletins/10119130.md), 2017-10-15, Service bulletin: POWER TRAIN:AXLE ASSEMBLY. This document is a sample customer letter and the technical service bulletin from Hendrickson. Hendrickson has determined that load span tag axles on Oshkosh S\-Series concrete mixers develop cracking in the axle seat connections. Cracking would be found during routine vehicle inspections.

JSON: [/v1/bulletins/10198992](/v1/bulletins/10198992)

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