INSTALL ENGINE COOLANT HEATER KIT (M548A1) Continued
Clean threads and apply light coat of sealing compound to threads of tapered pipe threads
before installation. Apply a light coat of antiseize compound to threads of straight-threaded
fittings before installation.
17. Install fuel pump inlet coupling (1) and fuel pump inlet elbow (2) on fuel pump (3).
18. Install fuel pump outlet elbow (4) on fuel pump (3).
19. Remove and discard plug and preformed packing (5) from fuel manifold.
20. Install new preformed packing (5) and manifold union (6) on fuel manifold.