REPLACEMENT - TM-55-1905-223-24-10149

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FIGURE 2-55. Exhaust Manifold Group.

TM-55-1905-223-24-1 Main Propulsion Engine for Landing Craft Utility (LCU) NSN 1905-01-154-1191 Manual

Replace/Repair Cylinder Head Group.

TM 55-1905-223-24-1

e. Remove gasket (2).

REPAIR

Repair of the exhaust manifold group is by replacement of the gasket (2). Repair of the exhaust manifold is

covered by intermediate direct support maintenance instructions (Chapter 3).

REPLACEMENT

WARNING

Due to the weight of the exhaust manifold, a lifting sling should be used to prevent

personal injury or equipment damage.

a. Install gasket (2).

b. Position exhaust manifold (1) on the cylinder head.

Apply anti-seize compound on the hexagon head capscrew (4) threads.

NOTE

Use a screwdriver or a prybar. Pry the manifold up so it is not touching the

cylinder block or water header plates when tightening the capscrews.

d. Install 32 flat washers (3) and hexagon head capscrews (4). Tighten capscrews to 45 ft-lb (60 N m).

e. Reinstall the intake manifold group (paragraph 2-32) and turbocharger group (paragraph 2-19).

f. Replace coolant, start engine (TM 55-1905-223-10) and check for coolant and exhaust leaks.

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