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 36 of 508
TM 9--2520--215--34
0005 00--8
THEORY OF OPERATION -- CONTINUED
0005 00
HYDRAULIC SYSTEM – Continued
Action of Hydraulic System In Intermediate Range, Lockup Drive, No Steer – Continued
Hydraulic System, Intermediate Range, No Steer Schematic View
FROM RESERVOIR
MAIN
STEER SUPPLY
CONVERTER IN
CONVERTER OUT
DENOTES RETURN TO RESERVOIR
COOLER
LUBRICATION
GOVERNOR
INTERMEDIATE RANGE
LOCKUP
TO INTERMEDIATE RANGE CLUTCH
TO REVERSE RANGE CLUTCH
TO LOW RANGE CLUTCH
TO HIGH
RANGE CLUTCH
R
1 2 3
N
SHIFT
INHIBITOR
OUTPUT DRIVEN
PRESSURE PUMP
SELECTOR
VALVE
CONVERTER
LOCKUP TIMER
VALVE
TO LOCKUP
CLUTCH
ENGINE
MANIFOLD
VACUUM
CONNECTION
CONVERTER
LOCKUP
RELAY VALVE
PUMP
TURBINE
CONVERTER
PRESSURE REGULATOR
VAVLE (80 PSI)
CONVERTER
TO COOLER
COOLER BYPASS
VALVE (80 PSI)
MAIN PRESSURE
REGULATOR
VALVE (120-180
PSI IN NEUTRAL,
HIGH AND
INTERMEDIATE)
STEER CLUTCH
PRESSURE REGULATOR
VALVE (105 PSI)
FROM COOLER
FILTER
RELIEF VALVE
(50 PSI)
GOVERNOR
PRESSURE
INPUT DRIVEN
PRESSURE PUMP
LEFT APPLY
RELIEF VALVE
(50 PSI)
FILTER
RIGHT APPLY
STEER VALVE
BODY ASSY
STEER CLUTCH COOLANT
LEFT STEER CLUTCH
RIGHT STEER CLUTCH
B
B
STEER
DRIVE
SHAFT
GOVERNOR
PITOT TUBE
SECTION B-B
TO LUBRICATION
SYSTEM
TO RESERVOIR
LUBRICATION PRESSURE
REGULATOR (5-30 PSI)
07i213m
F
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