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Service bulletin TSB 514

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 id10134833
Published by NHTSA2018-04-23
Manufacturer's numberTSB 514
Manufacturer's date2018-03-22
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

On 2017 and 2018 Ventana and Dutch Star coaches with the 4310 floorplan and 2017 Mountain Aire and London Aire coaches with the 4525 floorplan equipped with a 85,000 BTU Oasis NES hydronic heating system, the hydronic heating system fuse and wiring may be undersized. Issue: The fuse may blow due to overload.

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
NEWMAR DUTCH STAR2017 to 2018
NEWMAR LONDON AIRE2017 to 2018
NEWMAR MOUNTAIN AIRE2017 to 2018
NEWMAR VENTANA2017 to 2018

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