TM 5-5420-228-24
SEQUENCE AND LOCKING CYLINDER RELIEF VALVE (RV5 AND RV6) REPLACEMENT
(Sheet 1 of 3)
TOOLS: 9/16 in. open end wrench
3/4 in. combination wrench
12 in. adjustable wrench (2)
3/4 in. socket with 1/2 in. drive
Ratchet with 1/2 in. drive
Vise
1-1/4 in. open end wrench
1-1/8 in. open end wrench
SUPPLIES:
Pipe tape (Item 19, Appendix D)
Drip pans (suitable containers)
Rags (Item 12, Appendix D)
Masking tape (Item 18, Appendix D)
Pencil (Item 22, Appendix D)
Lockwashers (4)
REFERENCES:
TM 5-5420-202-10
LO 5-5420-202-12
PRELIMINARY PROCEDURES:
Remove front quadrant (page 3-45)
Relieve hydraulic pressure (page 3-71)
REMOVAL:
NOTE
Use rags and drip pans to catch
excess hydraulic fluid. Use masking
tape to tag lines for installation.
1.
Holding elbow (A) with adjustable wrench,
use 1-1/4 inch wrench to remove hose assembly "CS" (B).
2.
Holding elbow (C) with adjustable wrench, use 1-1/4 inch wrench to remove hose assembly
"CR" (D).
3.
Holding elbow (E) with adjustable wrench, use 1-1/4 inch wrench to remove hose assembly
"CT" (F).
4.
Holding elbow (G) with adjustable wrench, use 9/16 inch wrench to remove hose assembly
"AR" (H).
5.
Using adjustable wrench, remove four elbows (A), (C), (E), and (G), and four collars (J).
TA251501
Go on to Sheet 2