TM 10-5410-228-24
3.9.18 Hydraulic Manifold Replacement Continued.
(4)
Remove six plugs (41) from hydraulic manifold (3). Remove and discard six O-rings (42) from six
plugs (41).
(5)
Plug six open ports on hydraulic manifold (3).
(6)
Remove eight plugs (43) from hydraulic manifold (3). Remove and discard eight O-rings (44)
from eight plugs (43).
(7)
Plug eight open ports on hydraulic manifold (3).
(8)
Remove five plugs (45) from hydraulic manifold (3). Remove and discard five O-rings (46) from
five plugs (45).
(9)
Plug five open ports on hydraulic manifold (3).
(10) Unscrew valve CV4 (47) and remove from back of hydraulic manifold (3).
(11) Refer to para 2.14.4 for solenoid valve removal and para 2.14.5 for valve removal.
c.
Assembly (Refer to Figure 3-23)
(1)
Screw valve CV4 (47) into back of hydraulic manifold (3). Ensure that O-rings are seated
properly and not pinched. Torque valve CV4 (46) to 25 ft-lb
(2)
Check sealing surfaces on five plugs (45) for damage or material build up. If required, replace
plugs (45) or clean any material build up with clean, lint-free cloth.
(3)
Install five new O-rings (46) (Item 57, Appx E) on five plugs (45). Ensure five O-rings (46) are
seated and retained properly.
(4)
Lubricate five O-rings (46) with a light coating of hydraulic fluid.
(5)
Unplug five ports on hydraulic manifold (3).
Install five plugs (45) on hydraulic manifold (3). Torque five plugs (45) to 550 10 in.-lb (46 2
(6)
ft-lb).
(7)
Check sealing surfaces on eight plugs (43) for damage or material build up. If required, replace
plugs (43) or clean any material build up with clean, lint-free cloth.
(8)
Install eight new O-rings (44) (Item 56, Appx E) on eight plugs (43). Ensure eight O-rings (44)
are seated and retained properly.
(9)
Lubricate eight O-rings (44) with a light coating of hydraulic fluid.
(10) Unplug eight ports on hydraulic manifold (3).
(11) Install eight plugs (43) on hydraulic manifold (3). Torque eight plugs (43) to 220 10 in.-lb (18
1 ft. lb.).
(12) Check sealing surfaces on six plugs (41) for damage or material build up. If required, replace
plugs (41) or clean any material build up with clean, lint-free cloth.
(13) Install three new O-rings (42) (Item 66, Appx E) on three plugs (41). Ensure three O-rings (42)
are seated and retained properly.
(14) Lubricate three O-rings (42) with a light coating of hydraulic fluid.
(15) Unplug three ports on hydraulic manifold (3).
(16) Install three plugs (41) on hydraulic manifold (3). Torque three plugs (41) to 135 10 in.-lb (11
1 ft. lb.).
(17) Check sealing surfaces on six plugs (39) for damage or material build up. If required, replace
plugs (39) or clean any material build up with clean, lint-free cloth.
(18) Install six new O-rings (40) (Item 50, Appx E) on three plugs (39). Ensure six O-rings (40) are
seated and retained properly.
3-120
