VFNT FITTING ASSEMBLY MAINTENANCE (AMFUEL MODELS FLP, FLO).

TM 5-5430-226-12

4-15. VFNT FITTING ASSEMBLY MAINTENANCE (AMFUEL MODELS FLP, FLO).

NOTE

These instructions apply only to vent fitting assemblies with the vent pipe welded to the

base. For vent fittings with a cam-lock coupling near the base, refer to paragraph 4-14

for maintenance instructions.

This task covers:

a. Removal

d. Inspection

g. Installation

b. Disassembly

e. Repair

c. Cleaning

f. Assembly

INITIAL SET-UP:

Tools required:

Tool Kit, General Mechanics, Automotive (Appendix B, Sec. III, item 1)

Torque Wrench (0-120 Inch-Pounds) (Appendix B, Sec. III, item 2)

Pipe Wrench, 12 inch (Appendix B, Sec. III, item 2)

Materials/Parts required:

Detergent, General Purpose (Item 1, Appendix D)

Rag, Wiping (Item 2, Appendix D)

Tape, Anti-seize (Item 3, Appendix D)

Gasket - EX1333-18

O-ring - MS29513-250

Equipment Condition:

Water tank empty.

a. Removal.

(1) Remove eight bolts (1), eight washers (2), and dust cap (3) from flange area of the vent fitting assembly

(4).

(2) Lift vent fitting assembly (4) from water tank compression fitting (5).

(3) Remove o-ring (6).

b. Disassembly. Unscrew vent cap (7) and remove gasket (8).

c. Cleaning.

(1) Clean all components with clean water and detergent.

(2) Rinse components in clean water and dry with wiping rag.

d. Inspection.

(1) Inspect vent pipe (9) for cracks, corrosion, and stripped threads.

(2) Inspect vent cap (7) for bent or damaged pivot pin. Check for cracked, cut, or dirty gasket (8).

(3) Inspect water tank compression fitting (5) for stripped threads.

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