TM 9-4940-568-20
7-9
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)
Hydraulic reservoir drained, (Para 7-6)
Tools and Special Tools
Tool Kit, General Mechanic’s: Automotive
(Item 30, Appendix G)
Pan, Drain (2) (Item 20, Appendix G)
7-5. HYDRAULIC QUICK-DISCONNECT FITTINGS REPLACEMENT.
Materials/Parts
Tags, Identification (Item 40, Appendix C)
a.
Removal.
1
2
3
4
5
Prolonged contact with lubricating oil (MIL-L-2104) may cause a skin rash. Skin and
clothing that come in contact with lubricating oil should be thoroughly washed
immediately. Saturated clothing should be removed immediately. Areas in which
lubricating oil is used should be well-ventilated to keep fumes to a minimum.
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.
NOTE
Tag and mark all hoses and fittings prior to removal.
(1)
Position drain pan under hydraulic quick-disconnect fittings.
(2)
Disconnect return hose (1), pressure hose (2), bypass hose (3) and variable displacement hose (4) from
crane (5).
