Lull 6K Service Manual - Manual (Page 174)

Supply, Pressure, and Return Hydraulics
5-30 Service Manual — Models 644B, 6K, 844C, 8K, 1044C, 10K
Replacing Pressure Filter Element
Fig. 5-21: Hydraulic Pressure Filter Element
(Ref. Fig. 5-21) The following procedure describes replacement of the
hydraulic pressure filter element.
1. Follow preparation procedures as outlined in Section 3 of this manual.
Be sure to follow the guidelines in this section detailed under “General
Hydraulic Maintenance Practices” on page 5-4.
# Description
1 Filter Head
2 Bowl O-Ring
# Description
3 Filter Element
4 Bowl
K
1102
1
2
3
4
4
3
2
1
Mid-Inlet Hydraulics:
6K-37 (S/N 318–)
6K-42 (S/N 120–)
8K-42 (S/N 221–)
10K-42 (S/N 107–)
10K-54 (S/N 104–)
644B-37 (S/N 591, 667–)
644B-42 (S/N 208–)
844C-42 (S/N 622–)
1044C-42 (S/N 117–)
1044C-54 (S/N 155–)
Control Manifold Hydraulics:
6K-37 (S/N 101–317)
6K-42 (S/N 101–119)
8K-42 (S/N 101–220)
10K-42 (S/N 101–106)
10K-54 (S/N 101–103)
644B-37 (S/N 101–590, 592–666)
644B-42 (S/N 101–207)
844C-42 (S/N 101–621)
1044C-42 (S/N 101–116)
1044C-54 (S/N 101–154)
K
1135