TM 9-2350-247-20-3REPLACE ENGINE COOLANT HEATER FUEL PUMP/FUEL LINES — Continued 0475 00INSTALLATIONNOTEFor M548A1, do Step 3.For M548A3, do Step 4.1. Place capacitor (1), ground lead (2), ground lead (3), and fuel pump (4) on bracket (5). Secure with two screws (6),washers (7), four new lock washers (8), and two new lock nuts (9).2. Install new preformed packing (10) and union (11) in manifold block (12).NOTEOn M548A3 make sure elbow (14) points down and elbow (15) points up.3. Install nipple (13), elbow (14), and elbow (15) in fuel pump (4).4. Install elbow (14) and elbow (15) in fuel pump (4).5. Install elbow (16) in coolant heater (17).6. Connect tube (18) to union (11) and elbow (14).7. Connect tube (19) to elbow (16) and elbow (15).8. Connect fuel pump lead (20) to circuit 402A lead (21).0475 00-3
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