FATIGUE CRACKS APPEAR AROUND THE MOUNTING BOLTS IN THE BASE PLATE OF THE DRYER ASSEMBLY

— Recall Campaign #94E032000

FATIGUE CRACKS APPEAR AROUND THE MOUNTING BOLTS IN THE BASE PLATE OF THE DRYER ASSEMBLY.

The recall was influenced by the manufacturer with about 400 units affected.


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NHTSA Safety Recall Notice

94E032000
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Manufacturer: HORTON EMERGENCY VEHICLES
Recall date: October 19, 1994
NHTSA Campaign #: 94E032000
Units affected: 400

Description:
FATIGUE CRACKS APPEAR AROUND THE MOUNTING BOLTS IN THE BASE PLATE OF THE DRYER ASSEMBLY.
Consequeces:
THE BASE PLATE CAN SEPARATE FROM THE AIR DRYER, FALLINGOFF AND LANDING ON THE ROADWAY RESULTING IN A ROAD HAZARD. ALSO, COMPRESSED AIRFROM THE VEHICLE AIR COMPRESSOR LEAKS TO THE ATMOSPHERE SUCH THAT THE AIRBRAKE SYSTEM STORAGE TANK CANNOT BE RESUPPLIED, CAUSING THE AIR BRAKE SYSTEMTO EVENTUALLY FAIL.
Corrective action:
DEFECTIVE AIR DRYERS WILL BE REPLACED WITH NEW AIR DRYERS WITH A REDESIGNED BASE PLATE.
Notes:
SYSTEM: BRAKES; AIR DRYER.SYSTEM: HORTON XL21 AIR DRYER FOR USE ON VEHICLES WITH AIR BRAKES.NOTE: IF YOU DO NOT RECEIVE A REPLACEMENT AIR DRYER, PLEASE CONTACT HORTON AT1-800-621-1320. ALSO, CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETYADMINISTRATION'S AUTO SAFETY HOTLINE AT 1-800-424-9393.

Affects the following: