TM   10-3930-638-24&P 2-43. SERVICE BRAKE MAINTENANCE (cont) a.  Service  Brake  Assembly  (cont). STEP LOCATION ITEM ACTION REMARKS INSTALLATION/REPLACEMENT  (cont) 1 4 c.   Two   retainers Position   and   Guide   one   retainer   and   spring (cont) (2)   and i n s t a ll over   rod   (4),   then   push   head springs   (3) of   rod   and   outside   retainer to   compress   spring.   Rotate outside   retainer   1/4   turn and   release d.   Retainer I n s t a ll Use  brake  spring  pliers spring   (1) and   return spring   (5) e.  Hub  and  drum I n s t a ll Para   2-39f assembly   and axle   shaft NOTE Perform   adjustment   (step   15)   before   lowering   vehicle   wheel   to ground. f.   Wheel I n s t a ll Para   2-47 ADJUSTMENT 1 5 Front   axle backing   plate, back   (axle housing)   side, right   side   of v e h i c le NOTE If  brake  line  was  disconnected  from  wheel  cylinder,  bleed  brakes (step   16)   before   adjusting   brake   lining-to-drum   clearance. Change 3   2-286.1 /(2-286.2 blank)

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