Laserfiche WebLink
�OV T It <br />Alternate 1: Liquid Spring <br />Rear Kneeling <br />A Liquid Spring rear hydraulic strut suspension shall <br />/NO <br />Suspension: <br />be installed in lieu of the standard rear OEM air bag <br />suspension. The suspension company shall be Q�S <br />9000 and ISO 9001 certified for excellence, The liquid <br />suspension shall be rated at 12,000 pounds GAWR and <br />installed per Liquid Spring Directions. Suspension <br />Installation instructions and drawings shall be <br />followed. All guidelines regarding chassis and axle <br />capacity ratings as published by chassis manufacturer <br />shall be adhered to. <br />Mechanical <br />The control arms shall be connected to a replacement <br />(-Y —111, NO <br />Suspension <br />front hanger that features upper and lower control arm <br />Components: <br />pivot points and a connection point for a heavy duty <br />sway bar. Both Liquid Spring struts shall be positioned <br />directly aft of the axle and outboard of frame rails. The <br />designed ride height shall maintain original <br />suspension's drive -line geometry. <br />Tracking Bar: <br />The suspension shall utilize a lateral control rod <br />ES)NO <br />(tracking bar) to maintain side to side axle position <br />related to the chassis frame. Wear shoes, mounted to <br />the sides of the frame rails are not acceptable. <br />Hydraulic <br />All hydraulic lines, fittings, reservoirs and valves shall <br />0 <br />System: <br />be protected against "stone pecking". Abrasion covers, <br />such as nylon convolute loom over the lines are <br />required. The entire assembled system shall be tested <br />for leaks at every fitting connection point. <br />Mechanical <br />All fasteners related to the suspension assembly are <br />0 <br />Quality <br />considered critical. All fasteners shall be tightened to <br />Assurance: <br />the manufacturer's recommended torque by the <br />primary installation mechanic. A secondary mechanic <br />shall "'put a wrench" and re -torque ALL of the fasteners <br />and then spray a contrasting color of paint onto the <br />heads and nuts of each fastener. <br />Suspension <br />A suspension Jounce clearance study shall be <br />0 <br />Jounce Study: <br />performed throughout the full range of suspension <br />travel to ensure adequate clearance of suspension, <br />frame and brake components. Test results shall be <br />documented and supplied in the owner's manual. <br />Kneeling <br />The rear suspension shall kneel when the triggering <br />Feature <br />device is activated AND an enable switch, located in <br />Enable: <br />the cab console is activated. <br />Kneeling <br />The kneeling feature shall activate in PARK position <br />0 <br />Feature <br />only. The kneeling feature shall NOT activate in any <br />Activation: <br />forward or reverse gear. The above rear suspension <br />