TM 9-2320-289-2011-18. ENGINE COOLANT HEATER EXHAUST PIPE REPLACEMENT (Con’t).NOTEM1009 uses 2 clamps (29), allothers use 3 clamps.5.Remove locknut (31) and screw (30)from each clamp (29). Remove eachclamp from rear exhaust pipe (21)a n d e n g i nee x h a u s t p i p e ( 2 8 ).Discard locknuts.Step 6 applies6.Remove locknut (18), washer (19), clip(16), and screw (14) from rear quarterlocknuts.NOTEto all except M1009.(20), and screw (13). Remove locknut (17), washerpanel (15). Remove rear exhaust pipe (21), DiscardNOTEStep 7 only applies to M1009.7.Remove locknut (27), clip (23), and screw (24). Remove screw (26) from rear quarter panel(25). Remove rear exhaust pipe (21). Discard locknut.b.INSTALLATION NOTE• If installing rear exhaust pipe (21), perform steps 1-3.• If installing heat exchange pipe, perform step 4.• If installing front exhaust pipe, perform steps 5 and 6.• Step 1 only applies to M1009.1.Install rear exhaust pipe (21) on rear quarter panel (25) with screw (26). Install clip (23) onrear exhaust pipe with screw (24) and new locknut (27).NOTEStep 2 applies to all except M1009.2.Install rear exhaust pipe (21) on rear quarter panel (15) with screw (14), washer (16), and newlocknut (17), Install clip (20) on rear exhaust pipe with screw (13), washer (19), and newlocknut (18).TA5009311-66
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