TM 5-3805-291-23-2
TRANSMISSION MODULATING VALVE REPLACEMENT - CONTINUED
0203 00
REMOVAL
WARN I N G
DO NOT disconnect or remove any hydraulic system line or fitting unless engine is shut down and
hydraulic system pressure has been relieved. Tighten all connections before applying pressure. Escap-
ing hydraulic fluid under pressure can penetrate skin, causing injury to personnel.
At operating temperature, hydraulic oil is hot. Allow hydraulic oil to cool before disconnecting any
hydraulic lines. Failure to follow this warning may result in injury to personnel.
C AU T I O N
Wipe area clean around all connections to be opened during removal. Cap lines and hoses and plug open-
ings after removing lines. Contamination of system could result in premature failure.
N OT E
Tag hoses prior to removal to ensure correct installation.
Use a container to catch any fluid that may drain from hoses or system. Dispose of oil IAW local policy
and ordinances. Ensure all spills are cleaned up.
1.
Disconnect wiring harness assembly (1) from modulating valve (2).
2.
Disconnect hose assembly (3) from modulating valve (2).
3.
Remove O-ring (4) from hose assembly (3). Discard O-ring.
4.
Remove two bolts (5), washers (6), and modulating valve (2) from transmission (7).
5.
Repeat steps 1 thru 4 for remaining five modulating valves. On some valves, wiring harness bracket (8) will need to be
positioned aside.
427-C1594-2
0203 00-2
