NHTSA recall 92V122000
Service brakes, air › Antilock
Trailmobile Trailer
Reported Aug 18, 1992414 vehicles affectedTRAILMOBILE INC.Built Sep 1, 1991 – Aug 1, 1992
The defect
The two (2) relay service valves are connected to the same reservoir resulting in 4.25 times, rather than 8 times, the combined volume of all chambers at maximum travel. This does not comply with fmvss 121, "air brake systems."
The risk
Repeated maximum brake applications can result in theactivation of the low pressure warning system as the reservoir IS depleted athigher than specified rate.
The remedy
Change one of the relay service valve supply lines to the second reservoir.