TM 9-4940-568-34
4-2
Materials/Parts
Oil, Hydraulic (Item 16, Appendix B)
Tags, Identification (Item 36, Appendix B)
Gasket (Item 14, Appendix E)
Gasket (2) (Item 15, Appendix E)
Locknut (Item 39, Appendix E)
Lockwasher (2) (Item 58, Appendix E)
Preformed Packing (Item 77, Appendix E)
Preformed Packing (Item 79, Appendix E)
Preformed Packing (Item 81, Appendix E)
Preformed Packing (Item 127, Appendix E)
This task covers:
a. Removal
b. Disassembly
c. Assembly
d. Installation
e. Follow-On Maintenance
INITIAL SETUP
Equipment Condition
FRS unloaded, (TM 9-4940-568-10)
Batteries disconnected, (TM 9-4940-568-10)
Drain hydraulic reservoir, (TM 9-4940-568-20)
Tools and Special Tools
Tool Kit, General Mechanic’s
(Item 67, Appendix F)
Pan, Drain (Item 42, Appendix F)
Socket Set, 3/8 in. (Item 52, Appendix F)
Wrench, Combination, 1-5/8 in.
(Item 78, Appendix F)
Wrench, Combination, 1-7/8 in.
(Item 80, Appendix F)
Wrench, Torque (0-60 N.m) (Item 85, Appendix F)
4-2. HYDRAULIC PUMP REPLACEMENT.
a.
Removal.
1
The hydraulic system operates at high pressures. Never disconnect any hydraulic line
or fitting without first, crane stowed with no load at zero pressure. Failure to comply
may result in serious injury or death to personnel.
NOTE
Tag and mark all hoses prior to removal.
Note position of hoses prior to removal.
(1)
Position drain pan under hydraulic pump (1).
