Drive them in until they are at the required depth according to the installation instructions. Use a rubber mallet to hammer the small block of wood, and drive it into place. To protect the outer casing of the bearing buddy it is best to use a thick piece of wood such as a 2×4 pine wood which has been cut to a 15cm length. LM-67048 15123 HUB Counterbored and othersīearing buddies must be hammered in as they are a compression fit. Use the bearing buddy size chart shown below to get the model number required.īearing Buddy Selection Chart Sizes Model.Measure the inside diameter of the HUB using a vernier caliper or a micrometer.Remove the old metal dust cap by using a large flat screwdriver.This has to be an exact measurement as the Bearing Buddys are a compression press fit. You will need to work out the inside diameter of your hub dust cap. How do I know what size bearing buddy I need? It will stop your trailer hitch from rattling. While you have your grease gun out add a small dab of grease onto your trailer hitch point. This is the simple way on how to check grease level in s bearing buddy. You should be able to wiggle it slightly from side to side. The front of the piston will come out as you pump grease in. You may also start to see a small amount of grease coming out of either the front piston or at the rear rubber bearing seal. Once you start to feel some resistance in pumping the grease pump and you can see the piston coming out you have enough grease. Does bearing buddy grease the inner bearing? You will be able to push the seal back in.Īn automatic pressure relief feature should prevent over-filling and over-pressurization but sometimes this gets full of dirt and mud. If the axle bearing seal is not able to be pushed in go for a long drive to heat up the axle grease a little. Try to push the rubber seal back in after rotating the wheel. If you find that grease is coming out of either the front or rear axle seal you must stop pumping grease in.
Yes, you can over grease a bearing buddy but all that will happen is you will pop out the rubber inner seals. Pump some more grease in to push out the piston. If it is empty the piston will sit flush against the inner metal stop race and will not move. You should be able to push the internal Bearing Buddy piston in a few mm from side to side if it is full of grease. Be sure to use a quality axle bearing grease and rotate the wheel as you are pumping some bearing grease in. It is best to grease bearing buddies every 3 months or 3000km whichever comes first. How often do you need to grease bearing buddies? You can actually just pull it apart with it still connected to your trailer axle. Metal piston of the Bearing Buddy with the 6mm grease nipple installed.Īs you can see you don’t have to remove the whole Bearing buddy unit to repair it.
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