TM-9-2520-215-34
CROSS-DRIVE TRANSMISSION ASSEMBLY
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE
DECEMBER 2005
TM-9-2520-215-34 - Page 42 of 508
TM 9--2520--215--34
0005 00--14
THEORY OF OPERATION -- CONTINUED
0005 00
HYDRAULIC SYSTEM – Continued
Action of Hydraulic System in Neutral, Converter Drive, Right Steer – Continued
TO INTERMEDIATE RANGE CLUTCH
TO REVERSE RANGE CLUTCH
TO HIGH
RANGE CLUTCH
R
1
2
3
N
SHIFT
INHIBITOR
CONVERTER
LOCKUP TIMER
VALVE
TO LOCK UP
CLUTCH
ENGINE
MANIFOLD
VACUUM
CONNECTION
TO LOW RANGE CLUTCH
SELECTOR
VALVE
OUTPUT DRIVEN
PRESSURE PUMP
CONVERTER
LOCKUP
RELAY VALVE
PUMP
TURBINE
CONVERTER
PRESSURE REGULATOR
VALVE (80 PSI)
CONVERTER
COOLER BYPASS
VALVE (80 PSI)
TO COOLER
FROM COOLER
FILTER
MAIN PRESSURE
REGULATOR
VALVE (120-180
PSI IN NEUTRAL,
HIGH, AND
INTERMEDIATE
GOVERNOR
PITOT TUBE
GOVERNOR
PRESSURE
STEER CLUTCH
PRESSURE REGULATOR
VALVE (105 PSI)
FILTER
B
B
RELIEF VALVE
(50 PSI)
INPUT DRIVEN
PRESSURE PUMP
LEFT APPLY
RELIEF VALVE
(50 PSI)
RIGHT APPLY
STEER VALVE
BODY ASSY
STEER CLUTCH COOLANT
LEFT STEER CLUTCH
RIGHT STEER CLUTCH
SECTION B-B
STEER
DRIVE
SHAFT
LUBRICATION PRESSURE
REGULATOR (5-30 PSI)
TO RESERVOIR
TO LUBRICATION
SYSTEM
07i219m
Hydraulic System, Reverse Range, Right Steer Schematic View
FROM RESERVOIR
MAIN
STEER SUPPLY
CONVERTER IN
CONVERTER OUT
COOLER
LUBRICATION
GOVERNOR
REVERSE RANGE
LEFT STEER
DENOTES RETURN TO RESERVOIR
R
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