HIGH PRESSURE PUMP - REPAIR - TM-5-4930-233-140361

TM 5-4930-233-14

TM 4930-14/1

LUBE TANK ASSEMBLY

5-19. HIGH PRESSURE PUMP - REPAIR

This task covers:

Disassembly

b. Repair

Assembly

INITIAL SET-UP:

Materials/Parts

Equipment Condition

Dry Cleaning Solvent

High Pressure Pump Removed

(Item 6, App E)

(para.. 4-37)

Tools

General Mechanics Tool Box (Section III, Item 1, App B)

Snap Wrench (Section III, Item 7, App B)

Disassembly

(1)

Loosen jam nut (1) and unthread pump tube (2) enough to expose upper coupler (3).

(2)

Remove upper spring dip (4), from upper coupler (3).

(3)

Loosen coupler (3) and separate pump tube (2) from air motor (5) and remove screw (6) and baffle (7).

NOTE

Steps 4 through 24 apply to disassembly of air motor (5). Proceed to step 25 for disassembly of pump tube (2).

(4)

Remove four screws (8), adapter (9) and preformed packing (10).

(5)

Remove two set screws (11), two caps (12), two gaskets (13) and two springs (14).

(6)

Remove cylinder (15), washer (16) and spring (17) from cap (12). Repeat for other cap.

(7)

Remove eyebolt (18), adapter (19) and preformed packing (20).

5-102