Figure 4-51. Sealing Plate Details for Pressure Testing Cylinder Block.

TM 55-1930-208-24

b. Test.

(1) Seal water openings in top of block wth metal plates made according to figure 4-51.

(2) Use main bearing caps to secure plates to block with cylinder head bolts or studs and nuts. Use cylinder head

seal rings as gaskets between plates and block.

(3) Use water hole cover plates and gaskets to cover water pump inlet openings.

(4) Drill and tap one cover plate to provide a connection for an air line.

Figure 4-51. Sealing Plate Details for Pressure Testing Cylinder Block.

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