Supply, Pressure, and Return Hydraulics
5-12
31200079
6. Clean the strainer (Item 2) by back flushing with solvent. Dry the
strainer element thoroughly with compressed air. Install it as described
under “Installation” on page 5-20.
7. Install the reservoir drain plug (Item 4). Tighten two or three turns past
finger tight. If it is necessary to use thread sealant to stop fluid leakage,
apply sealant only to last few threads close to the drain plug head.
CAUTION:
To avoid contamination of hydraulic system, do not apply
thread sealant to end threads of drain plug.
8. To install return filter assembly (Item 2), see “Installation” on
page 5-26.
9. Install a new breather filter assembly (Item 1).
10. Fill hydraulic reservoir. see “Filling Hydraulic Reservoir” on page 5-8.
Summary of Contents for Lull 1044C-54 II Series
Page 1: ...Service Manual Model 1044C 54 Series II 31200079 Revised July 1 2005 ...
Page 2: ......
Page 4: ...EFFECTIVITY PAGE 31200079 ii ...
Page 20: ...16 31200079 List of Tables ...
Page 22: ......
Page 34: ...ii 31200079 ...
Page 64: ...General Maintenance 3 20 31200079 ...
Page 66: ...31200079 ii ...
Page 69: ...Reference Diagrams 31200079 4 3 Diagram 4 1 Mid Inlet Hydraulic Schematic cont d NOTES ...
Page 70: ...Reference Diagrams 4 4 31200079 Diagram 4 1 Mid Inlet Hydraulic Schematic cont d NOTES ...
Page 72: ...Reference Diagrams 4 6 31200079 NOTES ...
Page 76: ...Reference Diagrams 4 10 31200079 Diagram 4 3 Electrical Schematic cont d NOTES ...
Page 77: ...Reference Diagrams 31200079 4 11 Diagram 4 3 Electrical Schematic cont d NOTES ...
Page 78: ...Reference Diagrams 4 12 31200079 ...
Page 82: ...iv 31200079 ...
Page 136: ...Supply Pressure and Return Hydraulics 5 54 31200079 ...
Page 277: ...Boom and Transfer 31200079 6 135 ...
Page 278: ...Boom and Transfer 6 136 31200079 ...
Page 281: ...31200079 iii ...
Page 282: ......
Page 322: ...Frame Tilt and Oscillation 7 40 31200079 ...
Page 324: ......
Page 344: ...ii 31200079 ...
Page 364: ......
Page 380: ...Outriggers 10 16 31200079 ...
Page 381: ......