# Service bulletin ATC1831B

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: 10118581
- Published by NHTSA: 2017\-10\-12
- Manufacturer's number: ATC1831B
- Manufacturer's date: 2017\-09\-26
- NHTSA component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; EQUIPMENT:MECHANICAL

## NHTSA's summary

This Account Team Coverage is being issued to address inadequate v\-band not torque on certain ISL G aftertreatment catalysts in New Flyer applications. This action will allow for the installation of a lock nut in addition to the existing v\-band nuts to insure that the proper torque is maintained and avoid loosening of the v\-band. This is a revision to a previous communication.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2017/MC-10118581-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2017/MC-10118581-0001.pdf)

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

## Components

Engine, Equipment and accessories, Exhaust and emissions

## Vehicles listed

- CUMMINS ISL G

JSON: [/v1/bulletins/10118581](/v1/bulletins/10118581)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20ATC1831B&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10118581&vehicle=Service%20bulletin%20ATC1831B)