Diesel Data: Automotive Repair

Band Apply Servo: Service and Repair


Front Servo Assembly, Renew

^ Raise hood and fit wing cover.

^ Raise the vehicle on a ramp.

^ Drain the transmission lubrication system.

^ Remove the fluid pan.

^ Remove the fluid filter.

^ Remove the transmission internal harness multipin socket O-ring.

^ Remove the internal lubrication pipe.

^ Remove the manual detent spring assembly.

^ Remove the internal dipstick stop.

^ Remove the valve body and accumulator assembly, check the condition of the gasket.





^ Place front servo piston, pin and spring assembly aside, see Fig. 1.

^ Place new front servo assembly to front.

^ Lubricate servo piston assembly.

^ Refit front servo assembly.

^ Refit the valve body assembly, checking that all nine checkballs are in their correct positions.

^ Refit internal dipstick stop.

^ Refit manual detent spring assembly.

^ Refit internal lubrication pipe.

^ Fit new internal harness multipin socket O-ring seal.

^ Refit fluid filter.

^ Refit fluid pan.

^ Lower the vehicle on the ramp.

^ Refill the transmission with fluid.

^ Lower the hood.