WenmarOpen by Wenmar Pro

Service bulletin TSB220144

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 id10238656
Published by NHTSA2023-07-05
Manufacturer's numberTSB220144
Manufacturer's date2023-06-13
NHTSA componentEQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

NHTSA's summary

This Technical Service Bulletin describes the verification and resolution of issue of wherein Schneider Electric has notified Cummins that a population of ComPact NSX 400-630A and EasyPact CVS 400A-630A Molded Case Circuit Breakers (MCCB) may contain “a nonconforming component in its mechanism that may result in the circuit breaker not operating as intended under certain conditions." Cummins is campaigning these generating sets to implement a Product Notice issued by Schneider Electric. This is an update to the previously submitted communication.

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, Labels and manuals

Vehicles listed
CUMMINS ENGINE

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