REPAIR OF TANK ASSEMBLY
The tank and tank components must be cleaned before any repair is
Each time a major component
is removed for repair, in-
spection or other service, all parts must be thoroughly cleaned.
Clean the discharge valve each time the tank is drained.
tank interior and exterior prior to repair.
Remove and repair the
following tank components prior to repairing the tank shell.
Removal and Disassembly.
(1) Remove screws (1, fig. 5-16) and vent body cap (2) from
filler plug (3).
(2) Lift filler plug and remove vent assembly (4) and cover
(3) Remove capscrew nuts (10), capscrews (9), filler plug
(3), latch (6), latch lock (7), and spring (8).
(4) Remove cotter pin (14), wingnut (17), washer (16), and
lug (15) from bolt (13) and lift manhole cover (11) and gasket (12)
from tank assembly.
Cleaning and Inspection.
Drycleaning solvent normally has a flash point
of either 100 or 138 degrees F, depending on the
type being used, but may flash at much lower tem-
peratures if contaminated with gasoline or jet
Avoid repeated and prolonged skin contact.
Do not use near open flame or excessive heat.
(1) Clean parts with drycleaning solvent (item 1, App. F).
Immerse each part in solvent and remove contaminants by brushing.
Allow parts to dry thoroughly.
(2) Inspect all parts, including gaskets, for damage or
Replace any damaged or defective parts.
(3) Coat parts with a thin film of light lubricating oil
(item 5, App. F) before assembly.