
7
3. Remove bowl
a. For models 12 through 28 - bayonet mount -
push bowl up, turn bowl 1/8th turn to your left,
and pull bowl straight down
b. For models 32 through 48 - threaded bowls -
unscrew bowl from head using hand, strap wrench
or C spanner.
4. Clean filter bowl
5. Replace element
a. Replacing complete element
1) Pull off old element and discard.
2) Make certain o-ring inside top of replacement
element is in place and push element onto filter
head. For Housing sizes 40 to 48, place element
in bowl and secure with centering device.
NOTE: Grades 5, 3, and 1 - Do not handle elements by
outside foam cover. Handle by bottom end cap only.
b. Grade 9 - replacing sleeve only
1) Pull element straight down to remove.
2) Remove bolt and bottom cap and remove dis-
posable filter sleeve.
3) Clean separator core with soap and water if
necessary.
4) Slide new filter sleeve over separator core and
replace bottom cap and hand tighten bolt.
5) Make certain o-ring inside top of element is in
place and push element onto filter head.
6. After making certain that o-ring inside top of bowl
(and on bayonet mount heads, wave spring) are in
place, reassemble bowl to head.
NOTE: Make certain o-ring is generously lubricated.
NOTE: Wave spring ends should be pointed down to pre-
vent the wave spring from interfering with reassembly.
NOTE: Threaded bowl to head connection, generously
lubricate threads with a high grade/temperature lubricant
good for 150°F, 66°C.
C. Auto Drain Mechanism
It is recommended that drain mechanism be replaced
annually.
Separator Core
Replacement Sleeve
Bottom Cap
Bolt
Bowl o-ring
Element O-ring
Element
Bowl o-ring
Element O-ring
Grade 9 - Sleeve Replacement
All Grades - Element Replacement
Wave Spring
Models 12-28
Figure 3.1