Testing-continued - TM-9-2815-224-34-P0097

TM 9-2815-224-34&P

Cylinder Head Maintenance Instructions (Cont)

Install end plate onto thermostat end of cylinder head (7).

(6)

Install rear plug (9) and pipe plug (10) into rear of cylinder head (7).

(7)

Install air hose to end plate and apply 40 psi (275.8 kPa) to cylinder head (7).

(8)

(9)

Put cylinder head (7) in water for 20 minutes and check for leaks.

If cylinder head (7) does not leak, remove from water.

(10)

If leak is found in cylinder head (7), remove from water and check test assembly for proper

(11)

seating. Repeat steps (9) and (10).

(12) If cylinder head (7) leaks when steps (9) and (10) are repeated, replace cylinder head.

(23) Relieve air pressure.

(14) Remove test fixture, pipe plug (10), and end plate from cylinder head (7).

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