OFFICIAL NHTSA RECALL

84E008000

Engine And Engine Cooling:cooling System:fan

Reported Mar 28, 1984 · HOUSEHOLD

Summary

BLADE BENDING STRESSES ARE HIGHER THAN EXPECTED, SPECIFICALLY WITH DIESEL ENGINES GOVERNED AT 1800 RPM AND WITH FANS OPERATING AT 1.2 TIMES THE ENGINE CRANKSHAFT SPEED. INCREASED BLADE BENDING STRESSES ARE A RESULT OF RESONANT VIBRATION AT CERTAIN VEHICLE OPERATING MODES.

Consequence

Not supplied in the source record.

Remedy

ALL FANS WILL BE REPLACED BY MANUFACTURER.

Notes

VEHICLE CATEGORY: HEAVY TRUCKS; FORD, FREIGHTLINER, KENWORTH, PETERBILT, ANDVOLVO WHITE TRUCK MODELS EQUIPPED WITH CUMMINS 290 AND 350 FORMULA ENGINES.SYSTEM: ENGINE COOLING; FANS 917293 AND 917294.CONSEQUENCES OF DEFECT: A FATIGUE CRACKING OF THE BLADES MAY OCCUR AND PORTIONSOF BLADES MAY SEPARATE FROM THE FAN WITHOUT WARNING. RISK OF DAMAGE TO ENGINECOMPARTMENT OR PERSONAL INJURY COULD RESULT.

This campaign page uses the representative official campaign record. Applicability-specific source variants appear on the linked vehicle pages. Recall counts refer to campaigns, not affected vehicles.

Vehicle entries in this campaign

This is model-level recall history. It does not confirm whether a particular VIN is affected or has received the repair. Check with NHTSA ↗