it as simple as pulling back the cv boot and hammering the joint off. there is a retaining ring on the inside of the joint. when you put it back together just make sure the ring is in good shape.
very carefully
Remove u-joint clip (CV Joint), remove as an assembly, press bearing out.
use a slide hammer
is there something holding front axel in trans case
How do u remove front axle u joints
there are bolts located in the rear and side the ball joint part has to be removed with a ball joint seperator (pickle fork) if it breaks you have to pound out the joint any question contact me at KRAGAR33@AOL.COM
On the cv joint attached to the front differential, if you take off the boot, in front of the bearing, there is a cir clip. If you remove the cir clip the whole cv joint slides out of the differential. Have fun...
Mines was doing the same thing and the solution was to replace the front U-joint. Its fine now.
From: http://en.allexperts.com/q/Ford-780/Ball-Joint-Replacement.htm Ball Joint Replacement [Ford Van] Remove the brake disc. Remove the wheel speed sensor. For additional information, refer to Section 206-09. Remove and discard the cotter pin and nut. Disconnect the tie-rod end. Remove and discard the cotter pin and the nut. Remove the pinch bolt adjuster. CAUTION: To prevent damage to the ball joint seal and the ball joint socket, do not use a pickle fork-type remover to loosen the ball joints. Remove the front wheel spindle. Strike the lower end of the front axle to loosen the ball joint. Remove the front wheel spindle. To install, reverse the removal procedure. Check and, if necessary, align the front end. Remove the wheel spindle assembly. For additional information, refer to Wheel Spindle - E150-E450 in this section. Position the front wheel spindle in a vise, and remove the snap ring from the lower ball joint. CAUTION: To avoid damage to the components, do not use heat to aid ball joint removal. Using the special tool and suitable receiver cup, remove the lower ball joint from the front wheel spindle. Using the special tool and suitable receiver cup, remove the upper ball joint. Installation CAUTION: To avoid damage to components, do not use heat to aid installation. NOTE: Clean the wheel knuckle ball joint bores. NOTE: The lower ball joint must be installed first. Using the special tool with suitable receiver cups, install the lower ball joint. Using the special tool with suitable receiver cups, install the upper ball joint. Install the snap ring in the groove at the bottom of the ball joint. Install the front wheel spindle.
unscrew it unscrew it unscrew it unscrew it
If you mean the ball joint, there is a tool for that. http://www.sjdiscounttools.com/kdt2287.html
Remove the rear U-Joint and be very careful not to loose caps or any needle bearings. Uses lock rings to hold it in place. Tape it together with duck tape. Now pull the drive shaft out of the transmission and remove the front U-Joint from the driveshaft and replace it. Reinstall in reverse order.