TM 5-5420-228-24
HEU HOSE ASSEMBLIES "BA", "BB", "BC", "BD", "BE" OR "BF" REPLACEMENT
(Sheet 1 of 3)
PROCEDURE INDEX
Procedures
Page
Removal
Installation
TOOLS:
12-in. Adjustable wrench
Ratchet with in. drive
1 5/16-in. open end wrench
9/16-in. socket with inch drive
SUPPLIES:
Rags (Item 12, Appendix D)
Drip pans (suitable containers)
Pipe tape (Item 19, Appendix D)
Gloves (Item 27, Appendix D)
Dry cleaning solvent (Item 15, Appendix D)
Lockwashers (as required)
Preformed packing (as required)
Protective caps and plugs (assorted sizes)
Masking tape (Item 18, Appendix D)
PERSONNEL: 2
REFERENCE: LO-12
PRELIMINARY PROCEDURES:
Remove front quadrant (page 3-45)
Zero hydraulic pressure (page 3-70.5)
NOTE
Use this procedure to replace hose assemblies "BA", "BB", "BC", "BD", "BE" or
"BF". Hose "BA" is shown. Refer to Inside Hydraulics schematic diagram to
identify hoses and related component connections (page 3-70.4).
REMOVAL:
1.
Use adjustable wrench to hold adapter (A), and use wrench to disconnect hose assembly "BA" (B) from manual control
valve (C).
2.
Use socket to remove six screws (D) and washers (E) from hose clamp (F).
3.
Remove split bushings (G) from hydraulic hose.
Go on to Sheet 2