TRANSMISSION Ch 2 page 54 Oil supply Open and separate plug connections wiring harness/pressure regulator/temperature sensor. Remove the temperature sensor (1). Figure 88 Removal of shifting block II, valve block primary pump and retarder Loosen the screws and remove shifting block II (1). Figure 89 Loosen the screws and remove the valve block (1). Figure 90 Loosen the screws and by means of the assembly leve separate the primary pump (1) from the pin fixing and remove it. Figure 91 SHOP MANUAL