# Service bulletin TB1814

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: 10180161
- Published by NHTSA: 2020\-09\-30
- Manufacturer's number: TB1814
- Manufacturer's date: 2018\-06\-21
- NHTSA component: ENGINE AND ENGINE COOLING:ENGINE:HARD PARTS INTERNAL/MECHANICAL

## NHTSA's summary

During the course of quality controls, KTM North America, Inc. has found that the tolerances between the decompression weight and decompression screw \(marked in blue\) are not in specification on select 2018 690 Duke model motorcycles. These auto\-decompression system components must be replaced to prevent premature wear.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10180161-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10180161-9999.pdf)

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

## Components

Engine

## Vehicles listed

- 2018 KTM 690 DUKE

JSON: [/v1/bulletins/10180161](/v1/bulletins/10180161)

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