5
2
1
4
3
TM 9-4940-568-20
7-4
This task covers:
a. Removal
b. Installation
c. Follow-On Maintenance
INITIAL SETUP
Equipment Condition
FRS unloaded, (TM 9-4940-568-10)
Batteries disconnected, (TM 9-4940-568-10)
Tools and Special Tools
Tool Kit, General Mechanic’s (Item 30, Appendix G)
Pan, Drain (Item 20, Appendix G)
Wrench, Combination 1-3/8 (Item 38, Appendix G)
Wrench, Combination 1-1/2 (Item 39, Appendix G)
7-3. HYDRAULIC FILTER AND FILTER HEAD REPLACEMENT.
Materials/Parts
Oil, Lubricating (Item 24, Appendix C)
Lockwasher (3) (Item 78, Appendix F)
Materials/Parts – Continued
Lockwasher (4) (Item 79, Appendix F)
Packing, Preformed (Item 88, Appendix F)
Packing, Preformed (Item 89, Appendix F)
a.
Removal.
The hydraulic system operates at high pressures. Never disconnect any hydraulic line
or fitting without first dropping pressure to zero. Failure to comply may result in
serious injury or death to personnel.
(1)
Position drain pan under hydraulic filter housing (1).
(2)
Open drain valve (2) and drain hydraulic filter housing (1).
(3)
Remove hydraulic filter housing (1), preformed packing (3) and filter (4) from hydraulic filter head (5).
Discard preformed packing.
