INSTALLATION - TM-5-1940-277-34

INJECTION PUMP REPLACEMENT INSTRUCTIONS - TM-5-1940-277-34_271

INJECTION PUMP REPLACEMENT INSTRUCTIONS (Continued) - TM-5-1940-277-34_273

TM-5-1940-277-34 Boat Bridge Erection Twin Jet Aluminum Hull Model USCSBMK1 (1940-01-105-5728) Manual
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TM 5-1940-277-34 INJECTION PUMP REPLACEMENT INSTRUCTIONS (Continued) LOCATION ITEM ACTION REMARKS i. 4 mounting Remove bolts Use 9/16 in bolts (8), 5 and washers and socket, ratchet washers (9) one nut and and 6 in exten- and nut (10) washer. sion. j. Injection Remove. Work pump out of pump (1) housing and free of injector lines while moving lines as little as possible. k. O-ring (11) Remove and discard. INSTALLATION NOTE Before pump installation the engine cylinders must be properly positioned. This is done through coordinated positioning of two marks. One on the flywheel diameter and the other on the back face of the camshaft gear as seen through the opening where the pump was removed. To view the flywheel mark you must open a viewing port located on the starboard lower quarter of the flywheel housing edge. (Below rear starboard engine mount bracket) 2. Flywheel housing Viewing port Loosen and swing Use 1/2 in (12) nut (13) port cover open. wrench. 2-249

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