AR27.19-S-0220S | Disassemble and assemble electrohydraulic control unit | 22.4.09 |
TRANSMISSION 722.6 in MODEL 636, 639.601 /603 /605 /701 /703 /705 /711 /713 /811 /813 /815
P27.19-2171-06
15 Caps
16 Shift plate
17 Leaf spring
17a Bolt
17b Bolt
Y3/6 Electric control unit
Y3/6y1 Modulating pressure control solenoid valve
Y3/6y2 Shift pressure control solenoid valve
Y3/6y3 Gearshift solenoid valve, 1st to 2nd and 4th to 5th gear
Y3/6y4 Gearshift solenoid valve, 3rd to 4th gear
Y3/6y5 Gearshift solenoid valve, 2nd to 3rd gear
Y3/6y6 Torque converter lockup PWM solenoid valve
| Disassemble/assemble | ||
1 | Pull cap (15) up and off | ||
2 | Unscrew bolts (17a, 17b) | Installation: Pay attention to different lengths of bolts (17a, 17b). | |
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Torque wrench | |||
3 | Remove leaf spring (17) | ||
4 | Remove modulating pressure control solenoid valve (Y3/6y1), shift pressure control solenoid valve (Y3/6y2), gearshift solenoid valve, 1st to 2nd and 4th to 5th gear (Y3/6y3), 3rd to 4th gear (Y3/6y4), 2nd to 3rd gear (Y3/6y5), torque converter lockup PWM solenoid valve (Y3/6y6) upwards out of shift plate (16). | Installation: Install new sealing rings at modulating pressure control solenoid valve (Y3/6y1), shift pressure control solenoid valve (Y3/6y2), gearshift solenoid valve, 1st to 2nd and 4th to 5th gear (Y3/6y3), 3rd to 4th gear (Y3/6y4), 2nd to 3rd gear (Y3/6y5), torque converter lockup PWM solenoid valve (Y3/6y6). | |
5 | Remove electrohydraulic control unit (Y3/6) upward from shift plate (16). | Installation: Ensure that the two centering pins on the electrohydraulic control unit (Y3/6) engage in the shift plate (16). | |
6 | Disassemble shift plate (16) | ||
7 | Assemble in the reverse order |
Shift valve housing
Number | Designation | Transmission | |
BA27.35-N-1003-01A | Bolt, retaining clamp (control valves) to timing case | Nm | 8 |
Torque wrench
001 589 75 21 00