Lack of backlash may cause noise, overheating, or seizing and failure of the gears or bearings. At the time my inspection of the Case led me to believe the unit could be saved. Here the author guides you through each and every step of the rebuilding process, details the tools needed, explains how and why each part works, and shows you how to set the pinion angle and other critical dimensions. Repeat Procedure, Forcing Ring Gear In Opposite Direction. Once the correct pinion depth is established, the pinion bearing preload can be adjusted. Always use the backlash the manufacturer recommends.
This was interesting because 1 year prior i had experienced an odd handling issue that was caused by my posi traction being too loose. These materials help prevent oil from slowly seeping under the nut. Doing This Will Also Ensure Ring Gear Is Seated Correctly On Differential And Runout On Ring Gear Is Acceptable. My rear-end is making some noise as well, going to dig into it this winter. Data is accurate to the best of our knowledge through 2013 and is offered as-is with no guarantee. Side Adjusters Need To Then Be Adjusted Tighter, To Create A Preload On Differential Bearings. What you do is install the nut on the end with the yoke and tighten it down.
All we will be focusing on at this time is the actual setting of the gears. This requires a fair amount of press force. You must download and install Adobe Digital Editions software on each device you plan to read from. At this point my confidence was high and i was waiting for my new gear set to arrive. What is interesting when searching the web about rebuilding a rear is all the misinformation or skipped steps.
Make Sure Dial Indicator Is Extremely Rigid, Or Results Will Be Skewed. Shoot for about 220 ft-lbs of torque. Apply thread sealant to the retainer clip screws, make sure the the steel clip is lined up, and then install the screws. I knew i was going to have to mess with the pinion shim because somebody had installed the incorrect one to start. I thought it was a problem with my fuel delivery system because of the sound of running water the problem made.
Backlash is the play—or how much play there is between your ring and pinion gears. Now i would gain the experience. Out it had to come after all that work. I would also need a shop press. They are similar in design. Step-4: Start Ring Gear Installation The hypoid ring gear has a slight press fi t and is held in place with ten bolts. Ford Axles - Gear Setup Torque and Backlash Specs: Pinion Preload New Pinion Preload Reused Ring Gear Backlash Ring Gear Bolt Torque Carrier Bearing Cap Bolts 14 to 19 in-lbs.
I like to use an actual inner race where the cage and rollers have been removed. I highly recommend this, another great book from CarTech. Avoid abusive situations for the next 100 miles or so, and then have at it. Once the pinion depth is properly set, the backlash needs to be adjusted and set. Just timed gear set for the crank and camshaft of an engine some gear sets are machined and Lapped so that only certain teeth may contact another tooth and the pattern between the pinion and ring gear do not overlap. Again showing how worn out my rear end really was. Get all of the bolts started and then tighten them snugly in place.
I rotated the pinion and provided drag on the ring gear with my other hand to achieve the contact pattern. Suzuki Axles - Gear Setup Torque and Backlash Specs: Pinion Preload New Pinion Preload Reused Ring Gear Backlash Ring Gear Bolt Torque Carrier Bearing Cap Bolts 12 to 15 in-lbs. I had a 2 foot long breaker bar with a 5 foot pipe on the end to get the force needed to start to crush the sleeve. Note that steel caps on the tabs are not used because the new Currie differential housings are made out of nodular iron, which is much stronger than the original Ford production pieces and therefore do not require the wear caps. I ended up grinding both the pilot bearing and the carrier area.
Always use Red thread lock on the ring gear bolts, and torque them to Spec. This is a wide range but the torque may fluctuate by as much as 40 ft-lbs. If you have the solid spacer arrangement shown and it is already shimmed correctly, just tighten the nut with an impact gun. Attach Ring Gear And Tighten Bolts In A Criss-cross Pattern. It was time to take a part the original posi traction and see how bad things are inside it.
The Gear set was miss timed it was making a whine noise that i was mistaking as water flowing in a pipe. It Is A Common Problem, Especially After Hard Use. A slight helix or twist is on the pinion splines to take up any backlash. You need the pinion and ring gear before you can start finally assembly,setting case spread, check ring gear run out, and setting all the bearing pre-loads and set the mesh of the gears. It May Take Many Tries Or Even Days To Get It Right. Once the spacer is in place, start out with a. This is tricky as bolts can fall back out.