TM 9-4940-568-34
3-111
3-33. FIVE FUNCTION CONTROL VALVE BANK REPLACEMENT
THIS TASK COVERS:
a. Removal
b. Installation
INITIAL SETUP
Tools
Tool Kit, General Mechanic’s
(Item 67, Appendix F)
Materials/Parts
Gasket (3) (Item 13, Appendix E)
Lockwasher (4) (Item 45, Appendix E)
Lockwasher (4) (Item 47, Appendix E)
Packing, preformed (13) (Item 76, Appendix E)
Packing, preformed (2) (Item 96, Appendix E)
Packing, preformed (5) (Item 120, Appendix E)
Packing, preformed (13)
(Item 126, Appendix E)
Equipment Condition
FRS unloaded, (TM 9-4940-568-10).
Batteries disconnected (TM 9-4940-568-10).
Crane electric solenoid valves disconnected
(para 3-37).
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.
WARNING
(1) Remove four screws (1), lockwashers
(2), washers (3), and cover (4).
NOTE
Tag and mark all hoses and wires
prior to removal.
(2) Loosen three screws (5) and remove
connectors (6) and gaskets (7) from
solenoids (8).
(3) Remove three nuts (9), solenoids (8),
valves (10), preformed packings (11),
backup rings (12), and preformed
packings (13).
(4) Remove 13 hoses (14), tube (15), and
nine preformed packings (16).
4
1
2
3
14
15
8
9
6
11
12
16
5
7
13
10
