Cleaning and Inspection - TM-5-4320-272-120080

b. Cleaning and Inspection

and leaking. The presence of any fluid in the float

WARNING

indicates leaking; you must replace the float.

Clean all parts in a well-ventilated area.

(4) Inspect the valve (11) for wear or grooves

Avoid inhalation of solvent fumes and

in the seating surfaces. If either the valve or valve

seat (14) is damaged, you must replace both parts.

prolonged exposure of the skin to

cleaning solvent. Wash exposed skin

(5) Inspect the float lever (15), pin (12), and

retainer (10) for wear and distortion.

thoroughly.

(1) Discard and replace the gasket (7, fig. 4-

(6) Replace any defective parts.

c. Reassembly and Installation. Reassemble

20). Clean all remaining parts with cleaning solvent

and install the air eliminator as shown in figures 4-

(fed. spat. P-D-680); dry thoroughly.

20 and 4-17. After installation, start the pump and

(2) Inspect the cover (6) and body (16) for

check that the assembly discharges the air from the

cracks, distortion, damaged threads, and damaged

flanges.

discharge system but that it does not allow the

escape of a significant amount of fluid through the

(3) Inspect the float (9) for cracks, distortion,

valve at the top of the assembly.