4.2 Lubricating Oil Filter
DETROIT DIESEL 53
6.
Install a new shell gasket in the filter adaptor or
Remove and Install Filter Element
base.
Periodic servicing of the lubricating oil filter is very
NOTE: When replacing the filter shell
important. Install a new element as follows:
gasket, be sure all of the old gasket
1.
Remove the drain plug at the bottom of the filter
material is removed from the shell
shell.
and the filter adaptor.
Also make
sure the gasket surface of the shell
2.
Unscrew the center stud and lift the shell,
and adaptor have no nicks, burrs or
element and stud as an assembly off the base, Discard
other damage.
the filter element and the shell gasket.
7.
Position the new filter element carefully over the
3.
Remove the center stud.
center stud and within the shell. Then place the sheli,
element and stud assembly in position on the filter
NOTE: Remove the snap ring or thin
adaptor or base and tighten the center stud to 50-60 Ib-ft
nut on the full-flow filter center stud
and slide the stud out of the shell.
Then examine the retainer seal
8.
Install the drain plug.
(Fig.2.) for hardening or cracking. If
necessary, replace the seal.
9.
Start and run the engine for a short period and
check for oil leaks.
After any oil leaks have been
4.
Clean the filter shell and the adaptor or base.
corrected and the engine has been stopped long enough
for the oil from various parts of the engine to drain back
5.
Install the center stud gasket and slide the stud
to the crankcase, bring the oil to the proper level on the
through the filter shell. Install the spring (also washer,
dipstick.
seal and retainer on the full-flow filter) on the stud.
Fig.3. By-Pass Valve Assembly Secured by Retainer
and Screw
1972 General Motors Corp.
July, 1972
SEC. 4.2 Page 3
