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Service bulletin SB609-1

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 id11019166
Published by NHTSA2025-06-05
Manufacturer's numberSB609-1
Manufacturer's date2025-05-03
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

A new In-Line Fuse assembly has been introduced in production to replace the Maxi Fuse and holder. This change affects Vehicle Power Truck, Self-Power Truck and Heat King Units from production starting January 7, 2016.

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 HEAT KING
THERMO KING T-1090
THERMO KING T-1090 MAX
THERMO KING T-1090 SPECTRUM
THERMO KING T-590
THERMO KING T-690
THERMO KING T-690 MAX
THERMO KING T-890
THERMO KING T-890 MAX
THERMO KING T1000
THERMO KING T570R
THERMO KING T600
THERMO KING T600R
THERMO KING T800
THERMO KING T800R
THERMO KING V-220
THERMO KING V-320
THERMO KING V-800
THERMO KING V200
THERMO KING V300
THERMO KING V520

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