Fig. 5-15: Filter Element Assembly - JLG Lull 1044C-54 II Series Service Manual

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2. Loosen four (4) flange nuts (Item 2) that secure cover (Item 3) to return
filter housing (Item 1). Loosen them only enough to be able to rotate
cover. While applying pressure to cover, rotate cover clockwise so that
recessed areas of cover line up to flange nuts. Slowly release
pressure and remove cover.
CAUTION: Care must be taken to avoid injury when removing cover. Do
not remove flange nuts. There is pressure under cover from
spring (Item 5).
3. Remove spring (Item 5) and return filter element assembly (Item 6)
and take to a suitable location for further inspection and cleaning.
4. To protect system from contamination while working on filter element
assembly, place cover (Item 3) back on return filter housing (Item 1)
and tighten flange nuts (Item 2).
1
2
3
4
5
6
# Description
1 Lock Nut
2 Trestle
3 Flatwasher
4 O-Ring

Fig. 5-15: Filter Element Assembly

Supply, Pressure, and Return Hydraulics
# Description
5 Filter Element O-Ring
6 Tie Rod
7 Filter Element
8 Bypass Spring Assembly
7
8
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