Transfer Case - Electronic Shift: Disassembly
WARNING: This page is about a different car, the 2006 Ford Pickup, 2006 Ford F550 Super Duty, 2006 Ford F450 Super Duty, and 2006 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
Discard all nuts, bolts and retaining rings after removing them from the transfer case. Install all new fasteners during transfer case assembly.
- Attach the transfer case to the special tool.
- Remove the gearmotor encoder assembly.
- Remove the drain and fill plugs.
- Remove and discard the front output nut.
- Use the special tool to prevent the flange from turning.
- Using a suitable 2- or 3-jaw puller, remove the flange.
- Remove and discard the rear output nut.
- Use the special tool to prevent the flange from turning.
- Using a suitable 2- or 3-jaw puller, remove the flange.
- Remove the slinger from the front flange and the rear flange, if necessary.
- Using the special tools, remove the rear output seal.
- Remove and discard the 8 rear retainer bolts.
- Using the special tool, separate the rear retainer from the rear case and remove the rear retainer.
- Using the special tools and a suitable press, remove the needle bearing.
- Disconnect the oil tube and remove the oil pump assembly.
- Remove and discard the retaining ring.
- Install the special tool.
- Lift up on the shaft, and remove and discard the retaining ring.
- Remove the special tool.
- Remove and discard the 25 case bolts.
- Using the special tool, separate the case halves and remove the rear case.
- Remove the oil tube.
- Remove the ball bearing retaining ring.
- Using the special tools and a suitable press, remove the ball bearing.
- Using the special tool, remove the needle bearing.
- Remove the chip collector magnet.
- Remove the driven sprocket retaining ring.
- Remove the drive sprocket retaining ring.
- Remove the mode spring.
- Remove the drive sprocket, driven sprocket and the drive chain as an assembly.
- Remove the mainshaft and the mode fork as an assembly.
- Slide the mode fork and synchronizer sleeve off the mainshaft, and separate the components.
- Place the mainshaft in a soft-jawed vise with the threaded end upward.
- Remove the clutch gear.
- Remove the retaining ring and the synchronizer hub.
- Remove the outer ring.
- Remove the middle ring.
- Remove the inner ring.
- Remove the drive sprocket hub.
- Inspect all of the components for wear and damage.
- Inspect the mode fork pads for wear.
- Remove the range fork assembly and the range shift sleeve.
- Inspect the range fork pads for wear. If the pads are worn, discard the range fork, the pads, the mainshaft and the sleeve.
- Using the special tools, remove the input seal.
- Remove and discard the retaining ring.
- Install the special tool.
- Remove and discard the retaining ring.
- Remove the special tool.
- Remove the planetary assembly.
- Remove the input bearing retaining ring.
- Using the special tool and a suitable press, remove the front input bearing.
- Using the special tools, remove the front output seal.
- Remove and discard the retaining ring.
- Install the special tool.
- Remove and discard the retaining ring.
- Remove the special tool and the front output shaft.
- Remove the front output ball bearing retaining ring.
- Using the special tools and a suitable press, remove the front output ball bearing.
- Remove the lock plate retaining ring.
- Lift out the input gear.
- Inspect the input gear for wear or damage. Install a new gear if necessary.
- Remove the lock plate.
- Remove the front input gear thrust washer.
- Remove the rear input gear thrust washer.
- Inspect the gear teeth and thrust washers for wear and damage. Install a new planetary gear assembly, if necessary.
- Remove the poppet assembly.
- Disassemble the poppet screw, the spring and the poppet.
- Remove the plastic retainer and the O-ring, and remove the sector assembly.
- Using the special tool, remove the motor adapter.
- Remove and discard the support O-ring seal.
CAUTION:
Do not use air tools to remove the plugs.
NOTE:
Manual shift range fork shown, electric shift range fork similar.
NOTE:
Rotate the sector assembly to the 4-wheel high position for easy removal.
NOTE:
Manual shift range fork shown, electric shift range fork similar.
NOTE:
If installing a new poppet spring, it must be like in color to the original poppet spring.