NHTSA Recall 91V124000
NHTSA Campaign Id 91V124000; Date: Jul. 23, 1991
Recalled Vehicles:
1988 E-one Hush; 1989 E-one Hush; 1990 E-one Hush; 1991 E-one Hush
Component: Unknown Or Other
Manufactured by: E-one, Inc.
Affected Units:: 91
Recall Summary:
In the event that the proper pump engagement sequence is not followed the "ok to pump" indicator light will illuminate when the transmission is in a drive gear.
How to Fix:
An electronic circuit and module will be installed to lock-out the pump throttle on electronically controlled transmissions if the correct lock-out procedures are not carried out.
Recall Notes:
System: fire truck water pumps. Vehicle description: fire trucks with allison atec electronic transmissions,allison models ht741 and mt648. Consequence of condition: unless the transmission is placed in the lock-up modebefore the pump is engaged, the engine can develop sufficient power to overridethe trucks park brakes, resulting in vehicle movement without prior warning anda possible accident.
Date Owners notified by Manufacturer: Jul 26, 1991
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