TB-9-2300-378-14 Technical Bulletin for Air Induction System M48 M60 Download
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TB 9-2300-378-14 CAUTION Do not open top deck doors when air cleaner door assembly is open. Damage to air cleaner door may result. (1) Removal. (a) Open top deck grille doors. (b) Loosen two hose clamps on red hose securing intermediate scavenge tube to ejector assembly tube. (c) Remove tube clamp, screw, and locking nut securing intermediate scavenge tube to tube bracket. Discard nut. (d) Remove tube clamp, screw, eight spacer washers, and locking nut securing scavenge tube to cable bracket. Discard nut. (e) Remove two screws and washers, securing scavenge tube to check valve. (f) Use twisting motion and separate scavenge tube from check valve and from red hose. (g) Remove gasket from between scavenge tube flange and check valve. Discard gasket. (h) Scrape any remaining gasket material off mating faces of check valve and scavenge tube. (i) Inspect red hose for cracks, drying, or other signs of deterioration or damage. Replace if necessary. (2) Installation. (a) Apply silicone compound (item 19, appendix C) inside red hose. (b) Put two hose clamps loosely over red hose. (c) Put intermediate scavenge tube in position. Join scavenge tube to ejector assembly tube using red hose. (d) Align flange and screw holes of scavenge tube with flange and screw holes of check valve. (e) Put new gasket between scavenge tube and check valve; secure with two screws and new lockwashers. (f) Tighten clamps on red hoes. (g) Secure scavenge tube to tube bracket using tube clamp, screw, and new locking nut. (h) Secure scavenge tube to cable bracket using tube clamp, screw, eight spacer washers and new locking nut. (i) Close top deck grille doors. d. Exhaust Ejector Assemblies Replacement (Fig. 6-17). (1) Removal. (a) Remove transmission shroud (TM 20-1). (b) Remove top deck assembly (TM 20-1). (c) Remove powerplant (TM 20-1). NOTE Step (d) applies to vehicle left side (engine right bank) ejector only (view A). (d) Loosen nut and disconnect transmission breather tube from ejector assembly (view A). 6-46