TM 9-2320-209-20-3-1 FRAME 3 1. 2. 3. 4. GO Using l/2-inch wrench, unscrew two locknuts (1) and take off U–bolt and bracket (2). Upper stack pipe (3) pipe (4) . If needed, loosen stack pipe. NOTE may be stuck to lower stack use hammer and pinch bar to Pull upper stack pipe (3) off lower stack pipe (4). NOTE Hold lower stack pipe (4) when taking off locknuts (5) and U-bolt and bracket (6) . Using 9/16-inch wrench, unscrew two locknuts (5) and take off U–bolt and bracket (6). Slide shield assembly (7) up and off lower stack pipe (4). Take lower stack pipe (4) out by turning as necessary and lowering pipe through cutout in fender. TO FRAME 4 TA 047230 5-57