Disassemble and assemble electrohydraulic controller unit
27.08.2012
TRANSMISSION
722.6 in MODEL 461 (except 461.331)
TRANSMISSION
722.6 in MODEL 129, 140, 163, 170, 199, 202, 208, 210, 211, 215, 220, 221, 230, 240
TRANSMISSION
722.6 in MODEL 463
Modification notes
24.09.1997
Remove caps
Operation step 1 added
24.09.1997
Caps for solenoid valves added
Operation step 1
BT27.19-P-0003-01A
Shown on electrohydraulic controller unit in model 163
16
Shift plate
17
Leaf spring
17a
Screw
17b
Screw
Y3/6
Electric control unit
Y3/6y1
Modulating pressure control solenoid valve
Y3/6y2
Shift pressure control solenoid valve
Y3/6y3
1-2 and 4-5 shift solenoid valve
Y3/6y4
3-4 shift solenoid valve
Y3/6y5
2-3 shift solenoid valve
Y3/6y6
Torque converter lockup PWM solenoid valve
P27.19-0218-06
Disassemble/assemble
1
Take off caps of solenoid valves
TRANSMISSION 722.6 as of 8/1/97 in MODEL 461 (except 461.331) TRANSMISSION 722.6 as of 8/1/97 in MODEL 129, 140, 163, 170, 199, 202, 208, 210, 211, 215, 220, 221, 230, 240 TRANSMISSION 722.6 as of 8/1/97 in MODEL 463
Pull modulating pressure control solenoid valve (Y3/6y1) and shift pressure control solenoid valve (Y3/6y2) out of valve body assembly (16) using pliers
Installation: Check O-rings on modulating pressure control solenoid valve (Y3/6y1) and on shift pressure control solenoid valve (Y3/6y2); replace valve if necessary.
Pull shift operation 1-2 and 4-5 solenoid valve (Y3/6y3), shift operation 3-4 solenoid valve (Y3/6y4) and shift operation 2-3 solenoid valve (Y3/6y5) out of valve body assembly (16) using pliers
Installation: Check O-rings on shift operation 1-2 and 4-5 solenoid valve (Y3/6y3), shift operation 3-4 solenoid valve (Y3/6y4) and shift operation 2-3 solenoid valve (Y3/6y5); replace valve if necessary.
Remove electric controller unit (Y3/6) from valve body assembly (16)
TRANSMISSION 722.6## ## up to 0026194 in MODEL 463 TRANSMISSION 722.6## ## up to 0026194 in MODEL 129, 140, 163, 170, 199, 202, 208, 210, 211, 215, 220, 221, 230, 240 TRANSMISSION 722.6## ## up to 0026194 in MODEL 461 (except 461.331)
Installation: Make sure that the two centering pins of the electric controller unit (Y3/6) engage in the valve body assembly (16).
5.2
Bend retaining lug on stiffening rib on oil-temperature sensor to one side and remove electric controller unit (Y3/6) from valve body assembly (16)
TRANSMISSION 722.6## ## as of 0026195 in MODEL 461 (except 461.331) TRANSMISSION 722.6## ## as of 0026195 in MODEL 463 TRANSMISSION 722.6## ## as of 0026195 in MODEL 129, 140, 163, 170, 199, 202, 208, 210, 211, 215, 220, 221, 230, 240
Retaining lug added to electrohydraulic control module