WenmarOpen by Wenmar Pro

Service bulletin SB987-1

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 id11019202
Published by NHTSA2025-06-05
Manufacturer's numberSB987-1
Manufacturer's date2025-05-05
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

Thermo King engineering identified a one-directional miscalibration in the overload breakers causing the breakers to trip prematurely causing the units to enter shutdown mode. Thermo King has determined breakers produced between May 2021 – February 2024 need to be replaced.

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

Electrical system

Vehicles listed
THERMO KING TE14-M11
THERMO KING TE14-M17
THERMO KING TE14-M20
THERMO KING TE14-M23

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