Econoline E350 1 Ton V8-5.4L Prop SOHC VIN Z (1998)
Transmission Cooler: Service and Repair
Oil Cooler, Transmission
Backflushing and Cleaning
CAUTION: Test the Torque Converter/Oil Cooler Cleaner to ensure that a vigorous fluid flow is present before proceeding. Replace the system filter
if flow is weak or contaminated.
1. Connect the cleaner pressure and return lines appropriately.
1. Connect the pressure line to fluid cooler inlet tube.
2. Connect the return line to fluid cooler outlet tube.
3. Place the outlet end of the return line in the solvent tank reservoir.
NOTE: Rubber hoses must be attached to the ends of the fluid cooler tubes, to aid in connecting them to the cleaner.
2. Switch the solvent pumps on. Allow the solvent to circulate a minimum of 5 minutes.
NOTE: Cycling the solvent pump on and off will help dislodge contaminants in the cooler system.
3. Switch the solvent pump off.
4. Disconnect the cleaner pressure line at the fluid cooler tube.
5. Using compressed air, blow through the fluid cooler inlet tube until all solvent is removed.
6. Remove the rubber hoses from fluid cooler tubes.
Cooler Bypass Valve
REMOVAL
1. Raise and support the vehicle.
2. Remove the front cooler tube, from the front Cooler Bypass Valve (CBV) fitting.
