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NINJA EX250R (1987)
Инструкция по эксплуатации Страница: 144

Kawasaki NINJA EX250R (1987) [144/248] Grease seal inspection and lubrication

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WHEELS TIRES 9 For front hub bearing turn each bearing back and forth while checking for roughness or binding If roughness or binding is found replace the bearing For rear hub bearing wash the bearing with a high flash point solvent dry it do not spin it while it is dry and oil it Spin it by hand to check its condition If it is noisy does not spin smoothly or has any rough spots it must be replaced If the bearing is to be used again rcwash it with a quality flash point solvent dry it and pack it with good bearing by hand a few times to make sure the grease is distributed uniformly inside the bearing and wipe the oil grease out of the hub before bearing installation Clean and grease the wheel bearings in accordance with the Periodic Maintenance Chart Speedometer Gear Housing Speedometer Gear Housing Disassembly Pull the speedometer gear housing and collar off t front wheel Pull out the grease seal using a hook Speedometer Gear Housing NOTE oS nce the bearings on the rear wheel hub are packed with grease and shield they are not required to be removed for lubrication Bearing Lubrication 1 Speedometer Gear Housing 3 Grease Seal 2 Pin 3 Pull out the speedometer gear If the speedometer cable bushing or speedome pinion needs to be removed first drill the housi through the pin using a 1 0 to 1 5 mm drill bit D the housing from the under side using a 3 0 to 3 5 m drill bit Using a suitable tool tap out the p and then pull out the speedometer cable bushin pinion and washers 1 Grease NOTE Examine the bearing seal tor tears or leakage If the seal is torn or is leaking replace the bearing o t is recommended that the assembly be replaced rath than attempting to repair the components Speedometer Gear Housing Assembly Grease Seal Inspection and Lubrication If the grease seals are examined without removing the seals themselves lock for discoloration indicating the rubber has deteriorated hardening damage to the internal ribbing or other damage If the seal or internal ribbing has hardened the clearance between the seal and the axle sleeve will not be taken up which will allow dirt and moisture to enter and reach the bearing If in doubt as to its condition and whenever the seal is removed for greasing the bearing the seal should be replaced The seal are generally damaged upon removal When assembling the speedometer gear housing b careful of the following items oAfter inserting a new pin stake the housing hole secure the pin in place Replace the grease seal with a new one Apply a litt grease to the seal Install It using a press or a suitab driver so that the face of the seal is level with th surface of the housing Regrease the speedometer gear Install the speedometer gear housing so that it fits the speedometer gear drive notches

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