Repair Uniblock 2A Assembly

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FIGURE 3-3. Hydraulic Pump Assembly.

TM-55-1905-223-24-9 Steering Gear System for Landing Craft Utility (LCU) NSN 1905-01-154-1191 Manual

Shuttle Valve and Relief Vent.

TM 55-1905-223-24-9

3-12. Repair Uniblock 2A Assembly. (FIGURE 3-4).

This task covers:

a. Disassembly,

b. Repair,

c. Assembly.

d. Adjustment

INITIAL SETUP

Tools

Equipment Condition

Tool kit, general mechanic's,

TM 55-1905-223-10, Equipment shut down,

5180-00-699-5273

tagged "Out of Service."

Refer to the following paragraph in this

maintenance manual:

Materials/Parts

Uniblock 2A assembly removed

(paragraph 2-19).

Preformed packing, P/N 11-106124

Spring guide, P/N 420-0024

Spring, P/N 31-100107

Spindle, P/N 420-0017

Preformed packing, P/N 11-106012 (2)

Preformed packing, P/N 10-400014

Plug, P/N 420-0571

Spring, P/N 31-100121

Ball bearing, P/N 21-300003

Preformed packing, P/N 11-106125

Outlet filter, P/N 251-0008

Preformed packing, P/N 11-106136

Inlet filter, P/N 251-0005

Preformed packing, P/N 10-400116

Spring, P/N 31-100008

Ball cup, P/N 420-0579

Ball cup, P/N 420-0141

Ball bearing, P/N 21-300002

Preformed packing, P/N 11-106011

Preformed packing, P/N 11-106214

Preformed packing, P/N 11-106010

Preformed packing, P/N 11-106113

DISASSEMBLY

a. End Cap.

(1) Remove end caps (1) and preformed packings (2).

(2) Remove spring guides (3) and springs (4).

(3) Remove lockwashers (5) and spindle (6).

3-18