Eaton Axle and Brake Service Manual. 2-Speed and Double ...

MAINTENANCE / ADJUSTMENTPeriodicServiceWheel End LubricationIMPORTANT: In cases where wheelequipment is being installed, either new orafter maintenance activity, the lube cavitiesare empty. Bearings and seals must bemanually supplied with adequate lubricantor they will be severely damaged before thenormal motion of the vehicle can supplylube to the hub ends of the housing.To avoid the risk of premature damage towheel bearings and seals, they must be"prelubed" any time the wheel equipment isbeing installed. There are two methods ofdoing this. The correct method will dependon the type of wheel equipment being used.Section 2Lubrication When Hubs Have No Filler Holes (Preferred Method*)(Follow procedure in numerical sequence.)3. Jack up right side ofaxle. Maintain this position1. Fill axle with lube through axle housing cover filler hole. for one minute to allow2. Jack up left side of axle.Maintain this position for \one miflow inright silube to flow into wheelends at left side.4. With vehicle level a~ain, add lubethrough axle housing cover filler hole. Theaxle should require two additional pints oflube to bring level up to bottom of filler hole.*The above procedure is the preferred method since it optimizes the lube supply to thewheel end components and axle sump.Hubs Equipped with Lube Filler HolesPour a pint of standard axle lubricant intothe hub through the cavity filler holeprovided.8