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How To Remove Dozer Track Pin

No Hydraulic Pivot Press? No Problem! Acquire to Change Excavator Tracks Yourself

Knowing how to alter the track on the excavator can assist yous easily perform repairs while out in the field or when working in remote locations.

Some mining companies, large companies and dealerships apply a hydraulic pin press for the chore. Yet one isn't needed to alter the tracks. Instead, you can use the following tools and steps to change the runway.

How to Change Excavator Tracks Without a Hydraulic Pin Press

Tool List

Tools needed to change the track on a large excavator laid out on the ground

  •     Track pin commuter
  •     20lbs Sledgehammer
  •     Bondage
  •     Several Pry bars
  •     Punch
  •     Snap ring pliers
  •     one/2 inch drive ratchet with deep 24mm socket
  •     Grease gun
  •     Cake of forest
  •     Grease
Step 1: Find the Master Pin

You want to bring the machine up into the air and find the main pin. There is only one pin on the entire rail. When it is pulled out, the track will split open. On the outer side of the tracks, the main pin is just a dot. On the inner side of the tracks, the pivot has a snap ring that holds it in. The master pivot is a tapered pin, so it must come out in the inner side of the rails. It also has to get dorsum in from the inner side.

Close-up of the outer side of steel tracks showing the master pin compared to a regular pin

Related Parts

Step 2: Remove the Snap Ring

Once you detect the chief pin, y'all can remove the snap ring and set information technology upwards to slack the track off and drive the master pivot out. Sometimes the snap ring is easy to remove. Other times, the master pin puts pressure level on the snap ring equally yous tin use the pin driver to push the pin in a lilliputian chip further to relieve the tension and accept out the snap ring.

Close-up of where to find the snap ring on an excavator

Footstep 3: Release the Track Tension

With the snap ring removed, you lot can take the slack off the track by removing the track adjuster grease valve. Y'all can take out the grease valve while the machine is in the air, or when it is on the footing. With the machine in the footing, there will exist less pressure on the grease valve. Apply a 24mmdeep socket to remove the valve. You don't take to remove the grease valve all the mode, still yous can let more than of an opening for the grease to come out.

Pointing out where to remove the grease valve in an excavator track

Step four: Bring the Idler in to Loosen the Rail

Lift the machine up. On newer tracks, the idler will go in hands to loosen the track. On older tracks and machines, the idler may not go in all the way. You can employ a bar betwixt the sprocket and rails to add more tension as the operator runs the motorcar'due south track backwards so that the idler comes in.

Footstep 5: Punch the Master Pivot Out

Line the master pin up in such a way that it is comfortable to swing a hammer without damaging the machine. Put the motorcar on the ground so the rails stays tight when swinging the sledgehammer. Y'all will use a driver to help knock the pin out. Have someone hold the commuter as y'all swing the sledgehammer to knock the pin out. Ever article of clothing safety gear and exist aware of your surround and then as not to injure anyone. Once the main pin is out, inside the track are ii rings. Yous do not desire to lose the rings as you lot volition need them later for the new track.

Two heavy duty mechanics demonstrate how you can remove the master pin from an excavator using a pin driver and sledgehammer

Step 6: Line Upward the New Rubber Tracks

Place the new track on the ground lining it up with the motorcar. Then walk the car forwards until the old track is off the car, and so walk it back onto the new tracks. The new tracks become on in a specific fashion. Y'all desire the male person end of the link on the track, which is narrower, to go at the front end and the female end of the link, which is wider, at the back. An alternative way to get the machine on the rail is to use the bucket to pivot the machine from front end to back onto the rails.

Step seven: Placing on the Rail

Demonstrating how to use the excavator bucket and a chain to replace the track on an excavator

Yous tin use the automobile to identify the runway on the top of the sprocket. Utilize a punch to hook it into the hole and connect the bondage. Hook a long chain to the bucket lining the chain length forth the machine where yous want the track to go. As yous walk the machine, the bucket volition pull the chain and every bit the track will go over the sprocket and idler. Once the rails is where you want it, apply a block of wood to push the lesser of the rails up so information technology will meet the upper part of the track to connect the two ends together.

Pace eight: Put in the Master Pin

Heavy duty mechanic hows you how to re-install the master pin on an excavator

Place the washers dorsum into the bottom inside of the track. You can use some grease to hold the washers in if they don't stay in place. Then line the link holes together. Put in the master pin. Then use the track pin commuter and sledgehammer to knock the pin in. You desire to only put the master pivot in only up to the point where you can place the snap ring back in.

Footstep nine: Adjust the Rails Tension

Heavy mechanic squatting next to the track of a large excavator

Identify the grease valve back in and pump in the grease. Add enough grease to tighten the rail. Run the auto to check the tension and add more grease if necessary.

Source: https://www.fortishd.com/learn-to-change-excavator-tracks-yourself/

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