TM 5-4310-387-14
(5)
Inspect valve plates (4), (8), (12), and (16) and replace if scored, bent, cracked, or otherwise damaged.
(6)
Inspect valve spring rings (5), (7), (13), and (15) and replace if cracked, scored, bent, or otherwise damaged.
(7)
Inspect center plates (6) and (14), and replace if cracked, bent, scored, or otherwise damaged.
(8)
Install valve plate (16), valve spring ring (15), center plate (14), valve spring ring (13), and valve plate (12).
Ensure valve spring rings (15) and (13) curved sides face one another.
(9)
Install new preformed packing (11) and lower valve head (9). Ensure all holes aline properly.
(10)
Install valve plate (8), valve spring ring (7), center plate (6), valve spring ring (5), and valve plate (4).
Ensure curved sides of valve spring rings (7) and (5) face one another.
(11)
Install new preformed packing (3), bottom plate (2) and secure with two screws (1). Torque screws to 7 Ib-ft
(10 Nm).
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