Nova Bus LFS: Electrical

Affects Nova Bus LFS · 1996–1997 — about 271 vehicles.

The hazard

NOTE: LOW-FLOOR BUSES EQUIPPED WITH SHURE-POWER INDUSTRIES MODEL 52107 VOLTAGE EQUALIZERS. A SHORT CIRCUIT COULD OCCUR IN AN INTERNAL COMPONENT OF THE VOLTAGE EQUALIZER WHICH MAY INDUCE MELTING OF THE 24 VOLT INPUT POST. THIS COULD IN TURN CAUSE A 24 VOLT BATTERY CABLE TO TOUCH THE VEHICLE STRUCTURE AND OVERHEAT TO THE POINT OF IGNITING A FIRE IN THE BATTERY COMPARTMENT. CORRECTION: A PROTECTION MODULE WILL BE INSTALLED DIRECTLY ON THE 12 AND 24 VOLT INPUT POSTS OF THE VOLTAGE EQUALIZER.

What to do

Contact your dealer; the remedy details were not included in the filing.

Critical — crash/injury risk now High — injury risk; see remedy Moderate — fix at next service Low — minor / informational