Overdrive Servo: Installation

WARNING: Servo return spring force is very high. Failure to follow these instructions may result in personal injury.

Fig 1: Assembling Special Tool

Courtesy of FORD MOTOR CO.

Assemble the special tool.
Install the special tool.

Fig 2: Installing Special Tool
Courtesy of FORD MOTOR CO.

CAUTION: Do not use a screwdriver to install the retaining ring or damage to the case may occur. Use only snap ring pliers to install the retaining ring.

NOTE: If the servo cover will not seat deep enough in the bore to install the servo cover retaining ring, use a blunt punch or small hammer and gently tap the cover around the outer edge until the servo cover retaining ring can be installed.

Fig 3: Installing Servo Cover Retaining Ring

Courtesy of FORD MOTOR CO.

Tighten the special tool bolt.
- Install the servo cover retaining ring.
If the case is stamped "WG", install a wide-groove snap ring, or the servo will be damaged.
Loosen the special tool bolt.
- When the spring tension is released, remove the special tool.
Fig 4: Loosening Special Tool Bolt
Courtesy of FORD MOTOR CO.
Install the transmission fluid cooler line.

Fig 5: Installing Transmission Fluid Cooler Line
Courtesy of FORD MOTOR CO.
Install the splash shield.

Fig 6: Installing Splash Shield
Courtesy of FORD MOTOR CO.
Lower the vehicle.
Start the vehicle. Place transmission range selector lever in each gear and allow to engage. Check for leaks.
Check transmission fluid.