TM-9-2320-272-24-4

TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL; VOLUME 4 OF 4

JUNE 1998

TM-9-2320-272-24-4 - Page 219 of 836

TM 9-2320-272-24-4

5-31. MOUNTING FUEL INJECTION PUMP TO TEST STAND (Contd)

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Remove four nuts (32), washers (33), screws (38), and washers (37) from adapter bracket (18).

Loosen screw (20) and slide fuel pump (11) from drive coupling (39).

Remove nut (13), lockwasher (14), drive hub (15), and woodruff key (25) from fuel pump (11).

Discard lockwasher (14).

Remove fuel pump (11) from adapter bracket (18) and test stand (31).

Install new copper washer (22) and screw plug (21) on fuel pump (11).

Remove three screws (24), washers (23), and adapter ring (34) from adapter bracket (18).

Remove screw (20), washer (19), adapter bracket (18), and clamp bar (36) from test stand (31).

Remove two screws (26), washers (27), rear support bracket (30), and clamp bar (35) from test

stand (31).

FOLLOW-ON TASK: Install fuel injection pump (para. 4-57).

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