1976 MARMON CHDT SERIES Recall

Campaign:

89V209000 on 12/04/1989

Component:

Service brakes, hydraulic:foundation components:hoses, lines/piping, and fittings

Manufactured:

10/31/1973 - 09/30/1989

Affected:

3,970

Defect:

Non-dot "push-on" type hoses were used in certain accessory non-brake air systems, without isolation of that system by a check valve, pressure protection valve, or other means of system separation.

Consequence:

Trucks do not comply with fmvss 106; there could be anunchecked loss of air pressure in the brakes that could result in the loss ofservice brakes and truck control.

Correction:

Install pressure protection valve(s) in the air system to isolate all accessory air lines from the brake system.

Notes:

System: air brake hoses / fmvss 106vehicle description: comventional and coe trucks.

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