Must leave before disassembling bearing, bearing of preparatory work, the car stopped CheQiao and establish safety operation.
(1) demolition of bearing dust cover, cover head decoration;
(2), nut, tires and tire cancel on tire bolt screw thread is not lost. If the disc brakes, brake must be pulled down, and then cancel or lock bolt.
(3) the use of special tools; Withdraw the bearing
(4) bearing, bearing cavity to remove neck and old oil, cleaning bearing and neck and cloth, the cloth to wipe the bearing chamber.
(5) check the bearing and ring gasket, found the crack, fatigue, and bearing roller weak wait for a phenomenon, should replace the bearing. If it is found that seat in the rowan bearing should also be replaced.
(6) check the bearing inside diameter and the neck, fit clearance should not be greater than 0.1 Omm, measuring neck, two departments must be vertically upward (position) as the main wear parts measurement. If the fit clearance in excess of the prescribed limits, a bearing should be replaced, use its fitting clearance back to normal. Are not allowed to fail, rowan in cervical tumor reduce gap.
(7) all the details requirements, once internal bearing grease daub after release. bearing
The bearing chamber (8) daub grease lubrication under review, participate in the domestic bearing grease on the other hand also stirred up. At the end of the bearing cavity and apply a thin layer of oil, let him play a role of metal. Pay attention to the bearing chamber lubrication is not too much, otherwise it will affect the heat and brake.
(9) to pack outside the bearing and the bearing, 5 adjusting nut screw on hand neck, then according to the generator with five key adjusting nut and tighten. After, should tighten the nuts about bearing turning laps, look at the bearing assembly; On the other hand, the rotary bearing fit correctly. Bearing and rotational degree of freedom, when I feel no wheels appropriate clearance.
(10), and finally, in turn, mounting nut, lock, tires, dust cover and decorative cover and parts.
After been (11), bearing (about 1 okm movement distance), parking, feel is lubricated bearing temperature for, if fever, due to the tight bearings should be readjusted, the release bearing tightness.