Figure 4-49. Ramp hoist counterbalance valve, cross-section view

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Ramp Hoist Counterbalance Valves

TM-55-1905-217-34 Landing Craft Mechanized; Steel; DED; Overait Length 74 Feet Mod 1 Marl VIII Navy Design LCM-8 Manual

Figure 4-50. Ramp system relief valve (hulls 8500-8519), disassembly and reassembly

TM 55-1905-217-34

Figure 4-49. Ramp hoist counterbalance valve, cross-section view.

b. Removal. Remove counterbalance valve (TM 55-1905-217-12, para 4-94 and 4-96).

c. Disassembly and Repair.

(1) Refer to Figure 4-49 to disassemble and repair the counterbalance valve.

(2) Replace new gasket and packing. Replace other defective parts as necessary.

d. Installation. Install the counterbalance valve and adjust the pressure setting as prescribed in (TM-55-

1905-217-12, para 4-94 and 4-96).

4-21. Ramp System Relief Valve

a. General. Refer to Operator and Organizations Maintenance Manual (TM 55-1905- 217-12) for

location and identification of the relief valve.

b. Removal. Remove the relief valve (TM 55- 1905-217-12, para 93).

c. Disassembly. Refer to figures 4-50 and 4-51 to disassemble the relief valves.

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