Recalls for 1987 Mack Rw Series

DEFECT #1 - STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS

Posted on: 1989-03-16
Description
An incorrect high pressure power steering hose may have been installed.

Consequence
Under certain conditions, hose could fail resulting inloss of power steering assist and possibly an accident.

Corrective Action
Replace incorrect power steering hoses.

Notes
System: power steering hose.vehicle description: heavy duty trucks equipped with stratoflex high pressurepower steering hose.

DEFECT #2 - SUSPENSION:MULTIPLE AXLE

Posted on: 1988-10-11
Description
The undersized weld on the rear suspension bracketry attachment can cause bracket failure.

Consequence
Bracket failure can allow the spring assembly to bereleased onto the roadway, possibly resulting in loss of control and anaccident.

Corrective Action
Replace any housings that have single pass (undersized) welds on the bracketry attachment.

Notes
System: rear axle housing.vehicle description: heavy duty trucks.

DEFECT #3 - STEERING:LINKAGES

Posted on: 1987-11-04
Description
On right hand steering arm, keyway may be in the wrong location causing a toggle condition to occur under certain conditions.

Consequence
This could result in slow steering return without priorwarning which would affect steering control and create the potential for acrash.

Corrective Action
Replace incorrect steering arm.

Notes
System: steering armvehicle description: heavy duty trucks with dual steering gears.

DEFECT #4 - STEERING:LINKAGES

Posted on: 1987-12-04
Description
Cross steering levers may be improperly heat treated and subject to fail during normal operation.

Consequence
Such failure could cause loss of truck control withoutprior warning and result in a crash.

Corrective Action
Install new, properly heat treated steering lever.

Notes
System: cross steering levervehicle description: heavy duty trucks with mack faw 616 or 617 series frontaxle.