2-88. SERVICE BRAKE REPAIR (MODELS WPES-10 AND H-9518-1) - continued.
There are four service brakes on the trailer. Two per axle. Adjustment of one service
brake is shown, the others are similar. If adjustment of one is required, adjust all four
Position 10 ton jacks at both ends of axle being serviced. Jack up axle evenly until wheels clear ground.
Install jack stand at both ends of axle being serviced.
Position socket wrench over adjusting bolt (15) and push against spring loaded keeper to engage bolt.
Have assistant spin wheel and tire assembly (14) while performing steps 5 and 6 below.
Keeping pressure against keeper (16), turn adjusting bolt (15) until brakes begin to drag.
Slowly back off on adjusting bolt (15) until wheel starts to spin freely.
Remove socket wrench from adjusting bolt (15). Make sure keeper (16) pops out and atines with top
surface of adjusting bolt.
Repeat steps 3 thru 7 for opposite tire and wheel assembly (14).
Remove jack stand and lower unit.
Remove jack from under axle.
Repeat Adjust procedure for other axle.
2-358 Change 1