(4) Remove the four clamp strap mounting bolts (13), lockwashers (14), and nuts (15), attaching the clamp
straps to the adapter plate (12).
(5) Remove the oil filter.
b. Disassembly.
(1) Unscrew the oil filter cover screw (1) and remove the oil filter cover (3) and gasket (5).
(2) Turn the cover spring (4) counterclockwise and at the same time pull it away from the cover screw (1).
(3) Remove the cover screw (1),washer (2),and cover spring (4) from the cover (3).
(4) Lift up the handle of the oil filter element (6) and remove the element from the oil filter body (7). Discard the
element.
(5) Remove the clamp strap bolts (9), lockwashers (17), and square nuts (16). Remove the clamp straps (8)
from the oil filter body (7).
(6) Remove the oil line elbows (21) and (19).
c. Inspection. Inspect the oil filter body for dents and cracks. Check the inlet and outlet holes for damaged or
stripped threads. Inspect the top edge of the oil filter body and see that it is not chipped, dented, or cracked. Check the
hose fittings and elbows for corroded, damaged, stripped, or galled threads. Inspect the hose for swelling, cracks, cuts,
and damaged or peeling rubber. Replace all defective parts. Check the adapter plate for breaks, cracks, and warpage.
Replace defective or damaged adapter plate. Inspect all mounting bolts and nuts for damaged, corroded, stripped, and
galled threads. Replace all defective mounting and assembly bolts and nuts.
d. Cleaning. Wash all metal parts in cleaning solvent. Use a blunt screwdriver to remove all embedded dirt and
sludge from the bottom groove of the oil filter body. Wipe all parts dry with a soft absorbent cloth.
1
Cover screw
13 Clamp strap mounting bolts, 5/16-
2
Washer
18 NC x 7/8 (4 req'd)
3
Cover
14 Washers, lock, std, 5/16 (4 req'd)
4
Cover spring
15 Nuts. 5/16-18 NC (4 req'd)
5
Gasket
16 Clamp strap bolt nuts (2 req'd)
6
Filter element
17 Lockwashers (2 req'd)
7
Filter body
18 Drain plug
8
Clamp strap
19 Elbows (2 req'd)
9
Clamp strap bolts (2 req'd)
20 Filter outlet hose
10
Adapter plate mounting screws,
21 Outlet elbow
3/8 -16 NC x 23/4 (2 req'd)
22 Reducer bushing
11 Washers, lock, std, 3/8 (2 req'd)
23 Filter inlet hose
12 Adapter plate
Figure. 39-Continued.
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