TM 5-3820-233-12/2
(5) Start the engine and check for fuel leakage.
3-6. Primary Fuel Filter Element
a. General. The primary fuel filter is located directly
3-7. Full-Flow Oil Filter Element
a. General. The full flow lubricating oil filter element
above the secondary fuel filter.
b. Filter Element Removal. Refer to figure 3-1 and
should be changed every time the engine oil is changed.
Heavy sludge deposits on the element a time of oil
remove the primary fuel filter element as follows:
change indicates oil drain interval should be shortened.
(1) Drain the fuel filter.
The full flow lubricating oil filter is located on the front
(2) Unscrew cover bolt and remove the filter
side of the engine and is joined to the oil cooler.
shell and element.
(3) Remove and discard the element, the shell
remove the full flow lubricating filter element. Discard
gasket and the cover bolt gasket.
c. Cleaning and Inspection.
the element and seals.
c. Cleaning and Inspection.
(1) Wash the shell thoroughly with fuel oil and
(1) Wash the shell thoroughly with fuel oil and dry.
dry.
(2) Inspect the shell for cracks or damage.
(2) Check for proper position of element seat.
(3) Inspect the shell adaptor base for cracks.
(3) Inspect cover assembly for cracks.
d. Filter Element Replacement.
d. Filter Element Replacement.
(1) Place a new filter element over the stud and
(1) Install a new element over the stud into the
down against the seat. Make sure the drain- cock is
wall.
closed; then, fill the shell two-thirds full with clean fuel oil.
(2) Install a new gasket in the recess of the shell
(2) Install new shell gasket.
adaptor base.
(3) Place shell and element in position under the
(3) Place shell and element in position with
cover. Use a new gasket over the cover bolt and thread
adapter base.
bolt into the stud.
(4) With shell and element in position tighten the
(4) With the shell and gasket in position, tighten
stud to prevent oil leakage.
the cover bolt to prevent leakage.
(5) Start the engine and check for oil leakage.
3-5