TM 9-2320-209-20-3-1 FRAME 9 1. Join upper exhaust pipe (1) to lower exhaust pipe (2) with coupling (3). Spread coupling using screwdriver. Put flanged ends of pipes into coupling with new gasket (4) as shown. 2. Put bolt (5) through coupling (3) and screw on locknut (6) finger tight. 3. Turn upper exhaust pipe (1) to position shown. Using 1/2-inch wrenches, tighten locknut (6) . NOTE Follow-on Maintenance Action Required: Replace air filter element. Refer to para 4-3. END OF TASK TA 047227 5-91/( 5-92 blank)