Fluid Pump: Assembly

NOTE: Minor burrs and scoring may be removed with crocus cloth. If damage is found, install a new assembly.

Inspect the fluid pump components for the following:
- Pump body and case for burrs.
- Fluid passages for obstructions.

NOTE: Check and make sure that the garter spring in the seal has not popped off of the converter hub seal.

Install a new seal onto the special tool.

Fig 1: Installing Seal Onto Special Tool (307-349)

Courtesy of FORD MOTOR CO.

Using the special tool, install the converter hub seal.

Fig 2: Installing Converter Hub Seal Using Special Tool (307-349)

Courtesy of FORD MOTOR CO.

Install a new O-ring seal in the fluid pump drive gear.

Fig 3: Locating Fluid Pump Drive Gear O-Ring Seal

Courtesy of FORD MOTOR CO.

NOTE: Lubricate the special tool with multi-purpose grease.

Using the special tool, seat the O-ring seal in the pump gear.

Fig 4: Identifying Special Tool (307-338)

Courtesy of FORD MOTOR CO.

NOTE: The chamber on the inside edge of the small gear must be UP when in the pump housing gear pocket. The dimple on the larger gear must be DOWN when in the pump housing gear pocket.

Install the pump gears into the fluid pump housing. Apply multi-purpose grease to the pump gear to prevent scoring at start up.

Fig 5: Locating Fluid Pump Gears

Courtesy of FORD MOTOR CO.

Install a new seal on the new valve.

Fig 6: Installing New Seal On Valve

Courtesy of FORD MOTOR CO.

Install a new valve with the tab facing down.

Fig 7: Installing Valve With Tab Facing Down

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First, install the fluid pump adapter plate, then install the alignment pins in their correct location.

Fig 8: Identifying Special Tool (307-398)

Courtesy of FORD MOTOR CO.

CAUTION: The special tools must be used to correctly align the pump with the adapter plate to reduce gear noise, bushing failure and leakage.

Using the special tool, align the fluid pump to the adapter plate.

Fig 9: Identifying Special Tools (307-432), (307-431) & (307-S039)

Courtesy of FORD MOTOR CO.

Using the special tools, assemble the pump.

Fig 10: Identifying Special Tool (307-398)

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Loosely install the fluid pump housing screws in their correct location and remove the special tools.

Fig 11: Identifying Special Tool (307-398) And Fluid Pump Housing Screws

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Install the 2 remaining screws.

Fig 12: Locating Fluid Pump Housing Retaining Screws

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Tighten all of the fluid pump screws in a star pattern.
- Tighten to 22 Nm (16 lb-ft).

Fig 13: Tightening Fluid Pump Screws In Star Pattern

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Install a new fluid pump seal ring.

Fig 14: Identifying Fluid Pump Seal Ring

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Install the 2 new seal rings.

Fig 15: Locating Seal Rings

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CAUTION: Be careful not to overstretch the seal ring past the seal ring groove. Damage to the seal will occur.

Using the special tools, install the fluid pump seal ring.

Fig 16: Installing Fluid Pump Seal Ring Using Special Tools (307-451/3) & (307-451/1)

Courtesy of FORD MOTOR CO.

NOTE: Verify correct seal installation. Make sure seal grooves are clean and free of burrs.

NOTE: Make sure seal grooves are clean and free of burrs. Make sure that the seal is seated into the groove.

Verify the seal is installed correctly.

Fig 17: Locating Fluid Pump Support Seal Ring

Courtesy of FORD MOTOR CO.

CAUTION: Failure to correctly size the seal will cause damage to the seal when the torque converter is installed.

Using the special tool, size the seal to the correct size. Leave the special tool on the seal ring for 2 minutes to obtain the correct seal size.

Fig 18: Identifying Special Tool (307-451/2)

Courtesy of FORD MOTOR CO.