TM 5-2420-230-24-1
b. Disassembly.
NOTE
Tag all fittings and note their positions
before removal.
Cap and plug all fittings and valve
openings upon removal.
(1)
Remove two elbows (9) from valve block (2).
(2)
Remove 18 fittings (10) from valve block (2).
Inspect O-rings on fittings. Replace any fitting
with a damaged O-ring.
(3)
Remove test port (11) from valve block (2).
c. Repair.
Cleanliness is essential for correct and safe
operation of hydraulic system. Ensure dirt and
debris are not allowed to enter hydraulic
system. Failure to comply may result in
damage to equipment.
NOTE
This task lists repair steps for entire valve
block; use steps as required.
Tag all valve bodies and note their
positions before removal. Ensure that valve
bodies are reassembled in order noted.
(1)
Remove six nuts (12), washers (13), and three
stems (14) from inlet section (15), seven valve
bodies (16), and outlet section (17).
(2)
Remove 71 O-rings (18) from between inlet
section (15), 7 valve bodies (16), and outlet
section (17). Discard O-rings.
10-29
Change 1
